diff options
Diffstat (limited to 'net/devlink')
| -rw-r--r-- | net/devlink/Makefile | 2 | ||||
| -rw-r--r-- | net/devlink/core.c | 107 | ||||
| -rw-r--r-- | net/devlink/dev.c | 17 | ||||
| -rw-r--r-- | net/devlink/devl_internal.h | 45 | ||||
| -rw-r--r-- | net/devlink/dpipe.c | 2 | ||||
| -rw-r--r-- | net/devlink/health.c | 169 | ||||
| -rw-r--r-- | net/devlink/linecard.c | 5 | ||||
| -rw-r--r-- | net/devlink/netlink.c | 54 | ||||
| -rw-r--r-- | net/devlink/netlink_gen.c | 418 | ||||
| -rw-r--r-- | net/devlink/netlink_gen.h | 10 | ||||
| -rw-r--r-- | net/devlink/param.c | 237 | ||||
| -rw-r--r-- | net/devlink/port.c | 56 | ||||
| -rw-r--r-- | net/devlink/rate.c | 154 | ||||
| -rw-r--r-- | net/devlink/region.c | 8 | ||||
| -rw-r--r-- | net/devlink/resource.c | 316 | ||||
| -rw-r--r-- | net/devlink/sb.c | 2 | ||||
| -rw-r--r-- | net/devlink/sh_dev.c | 161 | ||||
| -rw-r--r-- | net/devlink/trap.c | 6 |
18 files changed, 1323 insertions, 446 deletions
diff --git a/net/devlink/Makefile b/net/devlink/Makefile index 000da622116a..8f2adb5e5836 100644 --- a/net/devlink/Makefile +++ b/net/devlink/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 obj-y := core.o netlink.o netlink_gen.o dev.o port.o sb.o dpipe.o \ - resource.o param.o region.o health.o trap.o rate.o linecard.o + resource.o param.o region.o health.o trap.o rate.o linecard.o sh_dev.o diff --git a/net/devlink/core.c b/net/devlink/core.c index f49cd83f1955..fe9f6a0a67d5 100644 --- a/net/devlink/core.c +++ b/net/devlink/core.c @@ -111,13 +111,13 @@ static struct devlink_rel *devlink_rel_alloc(void) static u32 next; int err; - rel = kzalloc(sizeof(*rel), GFP_KERNEL); + rel = kzalloc_obj(*rel); if (!rel) return ERR_PTR(-ENOMEM); err = xa_alloc_cyclic(&devlink_rels, &rel->index, rel, xa_limit_32b, &next, GFP_KERNEL); - if (err) { + if (err < 0) { kfree(rel); return ERR_PTR(err); } @@ -178,9 +178,7 @@ int devlink_rel_nested_in_add(u32 *rel_index, u32 devlink_index, * a notification of a change of this object should be sent * over netlink. The parent devlink instance lock needs to be * taken during the notification preparation. - * However, since the devlink lock of nested instance is held here, - * we would end with wrong devlink instance lock ordering and - * deadlock. Therefore the work is utilized to avoid that. + * Since the parent may or may not be locked, 'work' is utilized. */ void devlink_rel_nested_in_notify(struct devlink *devlink) { @@ -250,6 +248,24 @@ struct device *devlink_to_dev(const struct devlink *devlink) } EXPORT_SYMBOL_GPL(devlink_to_dev); +const char *devlink_bus_name(const struct devlink *devlink) +{ + return devlink->dev ? devlink->dev->bus->name : DEVLINK_INDEX_BUS_NAME; +} +EXPORT_SYMBOL_GPL(devlink_bus_name); + +const char *devlink_dev_name(const struct devlink *devlink) +{ + return devlink->dev ? dev_name(devlink->dev) : devlink->dev_name_index; +} +EXPORT_SYMBOL_GPL(devlink_dev_name); + +const char *devlink_dev_driver_name(const struct devlink *devlink) +{ + return devlink->dev_driver->name; +} +EXPORT_SYMBOL_GPL(devlink_dev_driver_name); + struct net *devlink_net(const struct devlink *devlink) { return read_pnet(&devlink->_net); @@ -313,23 +329,28 @@ static void devlink_release(struct work_struct *work) mutex_destroy(&devlink->lock); lockdep_unregister_key(&devlink->lock_key); - put_device(devlink->dev); + if (devlink->dev) + put_device(devlink->dev); + else + kfree(devlink->dev_name_index); kvfree(devlink); } void devlink_put(struct devlink *devlink) { if (refcount_dec_and_test(&devlink->refcount)) - queue_rcu_work(system_wq, &devlink->rwork); + queue_rcu_work(system_percpu_wq, &devlink->rwork); } -struct devlink *devlinks_xa_find_get(struct net *net, unsigned long *indexp) +static struct devlink *__devlinks_xa_find_get(struct net *net, + unsigned long *indexp, + unsigned long end) { struct devlink *devlink = NULL; rcu_read_lock(); retry: - devlink = xa_find(&devlinks, indexp, ULONG_MAX, DEVLINK_REGISTERED); + devlink = xa_find(&devlinks, indexp, end, DEVLINK_REGISTERED); if (!devlink) goto unlock; @@ -348,6 +369,16 @@ next: goto retry; } +struct devlink *devlinks_xa_find_get(struct net *net, unsigned long *indexp) +{ + return __devlinks_xa_find_get(net, indexp, ULONG_MAX); +} + +struct devlink *devlinks_xa_lookup_get(struct net *net, unsigned long index) +{ + return __devlinks_xa_find_get(net, &index, index); +} + /** * devl_register - Register devlink instance * @devlink: devlink @@ -396,31 +427,19 @@ void devlink_unregister(struct devlink *devlink) } EXPORT_SYMBOL_GPL(devlink_unregister); -/** - * devlink_alloc_ns - Allocate new devlink instance resources - * in specific namespace - * - * @ops: ops - * @priv_size: size of user private data - * @net: net namespace - * @dev: parent device - * - * Allocate new devlink instance resources, including devlink index - * and name. - */ -struct devlink *devlink_alloc_ns(const struct devlink_ops *ops, - size_t priv_size, struct net *net, - struct device *dev) +struct devlink *__devlink_alloc(const struct devlink_ops *ops, size_t priv_size, + struct net *net, struct device *dev, + const struct device_driver *dev_driver) { struct devlink *devlink; static u32 last_id; int ret; - WARN_ON(!ops || !dev); + WARN_ON(!ops || !dev_driver); if (!devlink_reload_actions_valid(ops)) return NULL; - devlink = kvzalloc(struct_size(devlink, priv, priv_size), GFP_KERNEL); + devlink = kvzalloc_flex(*devlink, priv, priv_size); if (!devlink) return NULL; @@ -429,8 +448,16 @@ struct devlink *devlink_alloc_ns(const struct devlink_ops *ops, if (ret < 0) goto err_xa_alloc; - devlink->dev = get_device(dev); + if (dev) { + devlink->dev = get_device(dev); + } else { + devlink->dev_name_index = kasprintf(GFP_KERNEL, "%u", devlink->index); + if (!devlink->dev_name_index) + goto err_kasprintf; + } + devlink->ops = ops; + devlink->dev_driver = dev_driver; xa_init_flags(&devlink->ports, XA_FLAGS_ALLOC); xa_init_flags(&devlink->params, XA_FLAGS_ALLOC); xa_init_flags(&devlink->snapshot_ids, XA_FLAGS_ALLOC); @@ -454,10 +481,32 @@ struct devlink *devlink_alloc_ns(const struct devlink_ops *ops, return devlink; +err_kasprintf: + xa_erase(&devlinks, devlink->index); err_xa_alloc: kvfree(devlink); return NULL; } + +/** + * devlink_alloc_ns - Allocate new devlink instance resources + * in specific namespace + * + * @ops: ops + * @priv_size: size of user private data + * @net: net namespace + * @dev: parent device + * + * Allocate new devlink instance resources, including devlink index + * and name. + */ +struct devlink *devlink_alloc_ns(const struct devlink_ops *ops, + size_t priv_size, struct net *net, + struct device *dev) +{ + WARN_ON(!dev); + return __devlink_alloc(ops, priv_size, net, dev, dev->driver); +} EXPORT_SYMBOL_GPL(devlink_alloc_ns); /** @@ -469,6 +518,8 @@ void devlink_free(struct devlink *devlink) { ASSERT_DEVLINK_NOT_REGISTERED(devlink); + devlink_rel_put(devlink); + WARN_ON(!list_empty(&devlink->trap_policer_list)); WARN_ON(!list_empty(&devlink->trap_group_list)); WARN_ON(!list_empty(&devlink->trap_list)); @@ -477,7 +528,7 @@ void devlink_free(struct devlink *devlink) WARN_ON(!list_empty(&devlink->resource_list)); WARN_ON(!list_empty(&devlink->dpipe_table_list)); WARN_ON(!list_empty(&devlink->sb_list)); - WARN_ON(!list_empty(&devlink->rate_list)); + WARN_ON(devlink_rates_check(devlink, NULL, NULL)); WARN_ON(!list_empty(&devlink->linecard_list)); WARN_ON(!xa_empty(&devlink->ports)); diff --git a/net/devlink/dev.c b/net/devlink/dev.c index d6e3db300acb..57b2b8f03543 100644 --- a/net/devlink/dev.c +++ b/net/devlink/dev.c @@ -434,7 +434,7 @@ static void devlink_reload_reinit_sanity_check(struct devlink *devlink) WARN_ON(!list_empty(&devlink->trap_list)); WARN_ON(!list_empty(&devlink->dpipe_table_list)); WARN_ON(!list_empty(&devlink->sb_list)); - WARN_ON(!list_empty(&devlink->rate_list)); + WARN_ON(devlink_rates_check(devlink, NULL, NULL)); WARN_ON(!list_empty(&devlink->linecard_list)); WARN_ON(!xa_empty(&devlink->ports)); } @@ -453,7 +453,8 @@ int devlink_reload(struct devlink *devlink, struct net *dest_net, * (e.g., PCI reset) and to close possible races between these * operations and probe/remove. */ - device_lock_assert(devlink->dev); + if (devlink->dev) + device_lock_assert(devlink->dev); memcpy(remote_reload_stats, devlink->stats.remote_reload_stats, sizeof(remote_reload_stats)); @@ -713,10 +714,11 @@ int devlink_nl_eswitch_set_doit(struct sk_buff *skb, struct genl_info *info) if (info->attrs[DEVLINK_ATTR_ESWITCH_MODE]) { if (!ops->eswitch_mode_set) return -EOPNOTSUPP; - mode = nla_get_u16(info->attrs[DEVLINK_ATTR_ESWITCH_MODE]); - err = devlink_rate_nodes_check(devlink, mode, info->extack); + err = devlink_rates_check(devlink, devlink_rate_is_node, + info->extack); if (err) return err; + mode = nla_get_u16(info->attrs[DEVLINK_ATTR_ESWITCH_MODE]); err = ops->eswitch_mode_set(devlink, mode, info->extack); if (err) return err; @@ -775,7 +777,7 @@ static int devlink_info_version_put(struct devlink_info_req *req, int attr, req->version_cb(version_name, version_type, req->version_cb_priv); - if (!req->msg) + if (!req->msg || !*version_value) return 0; nest = nla_nest_start_noflag(req->msg, attr); @@ -853,7 +855,7 @@ int devlink_info_version_running_put_ext(struct devlink_info_req *req, } EXPORT_SYMBOL_GPL(devlink_info_version_running_put_ext); -static int devlink_nl_driver_info_get(struct device_driver *drv, +static int devlink_nl_driver_info_get(const struct device_driver *drv, struct devlink_info_req *req) { if (!drv) @@ -871,7 +873,6 @@ devlink_nl_info_fill(struct sk_buff *msg, struct devlink *devlink, enum devlink_command cmd, u32 portid, u32 seq, int flags, struct netlink_ext_ack *extack) { - struct device *dev = devlink_to_dev(devlink); struct devlink_info_req req = {}; void *hdr; int err; @@ -891,7 +892,7 @@ devlink_nl_info_fill(struct sk_buff *msg, struct devlink *devlink, goto err_cancel_msg; } - err = devlink_nl_driver_info_get(dev->driver, &req); + err = devlink_nl_driver_info_get(devlink->dev_driver, &req); if (err) goto err_cancel_msg; diff --git a/net/devlink/devl_internal.h b/net/devlink/devl_internal.h index 14eaad9cfe35..e4e48ee2da5a 100644 --- a/net/devlink/devl_internal.h +++ b/net/devlink/devl_internal.h @@ -49,6 +49,8 @@ struct devlink { struct xarray snapshot_ids; struct devlink_dev_stats stats; struct device *dev; + const char *dev_name_index; + const struct device_driver *dev_driver; possible_net_t _net; /* Serializes access to devlink instance specific objects such as * port, sb, dpipe, resource, params, region, traps and more. @@ -66,6 +68,19 @@ struct devlink { extern struct xarray devlinks; extern struct genl_family devlink_nl_family; +struct devlink *__devlink_alloc(const struct devlink_ops *ops, size_t priv_size, + struct net *net, struct device *dev, + const struct device_driver *dev_driver); + +#define devl_warn(devlink, format, args...) \ + do { \ + if ((devlink)->dev) \ + dev_warn((devlink)->dev, format, ##args); \ + else \ + pr_warn("devlink (%s): " format, \ + devlink_dev_name(devlink), ##args); \ + } while (0) + /* devlink instances are open to the access from the user space after * devlink_register() call. Such logical barrier allows us to have certain * expectations related to locking. @@ -90,6 +105,7 @@ extern struct genl_family devlink_nl_family; for (index = 0; (devlink = devlinks_xa_find_get(net, &index)); index++) struct devlink *devlinks_xa_find_get(struct net *net, unsigned long *indexp); +struct devlink *devlinks_xa_lookup_get(struct net *net, unsigned long index); static inline bool __devl_is_registered(struct devlink *devlink) { @@ -104,7 +120,7 @@ static inline bool devl_is_registered(struct devlink *devlink) static inline void devl_dev_lock(struct devlink *devlink, bool dev_lock) { - if (dev_lock) + if (dev_lock && devlink->dev) device_lock(devlink->dev); devl_lock(devlink); } @@ -112,7 +128,7 @@ static inline void devl_dev_lock(struct devlink *devlink, bool dev_lock) static inline void devl_dev_unlock(struct devlink *devlink, bool dev_lock) { devl_unlock(devlink); - if (dev_lock) + if (dev_lock && devlink->dev) device_unlock(devlink->dev); } @@ -148,6 +164,11 @@ struct devlink_nl_dump_state { struct { u64 dump_ts; }; + /* DEVLINK_CMD_RESOURCE_DUMP */ + struct { + u32 index; + bool index_valid; + } port_ctx; }; }; @@ -174,9 +195,11 @@ devlink_dump_state(struct netlink_callback *cb) static inline int devlink_nl_put_handle(struct sk_buff *msg, struct devlink *devlink) { - if (nla_put_string(msg, DEVLINK_ATTR_BUS_NAME, devlink->dev->bus->name)) + if (nla_put_string(msg, DEVLINK_ATTR_BUS_NAME, devlink_bus_name(devlink))) + return -EMSGSIZE; + if (nla_put_string(msg, DEVLINK_ATTR_DEV_NAME, devlink_dev_name(devlink))) return -EMSGSIZE; - if (nla_put_string(msg, DEVLINK_ATTR_DEV_NAME, dev_name(devlink->dev))) + if (nla_put_uint(msg, DEVLINK_ATTR_INDEX, devlink->index)) return -EMSGSIZE; return 0; } @@ -202,6 +225,8 @@ struct devlink_obj_desc { const char *dev_name; unsigned int port_index; bool port_index_valid; + unsigned int devlink_index; + bool devlink_index_valid; long data[]; }; @@ -209,8 +234,10 @@ static inline void devlink_nl_obj_desc_init(struct devlink_obj_desc *desc, struct devlink *devlink) { memset(desc, 0, sizeof(*desc)); - desc->bus_name = devlink->dev->bus->name; - desc->dev_name = dev_name(devlink->dev); + desc->bus_name = devlink_bus_name(devlink); + desc->dev_name = devlink_dev_name(devlink); + desc->devlink_index = devlink->index; + desc->devlink_index_valid = true; } static inline void devlink_nl_obj_desc_port_set(struct devlink_obj_desc *desc, @@ -297,8 +324,10 @@ int devlink_resources_validate(struct devlink *devlink, struct genl_info *info); /* Rates */ -int devlink_rate_nodes_check(struct devlink *devlink, u16 mode, - struct netlink_ext_ack *extack); +bool devlink_rate_is_node(const struct devlink_rate *devlink_rate); +int devlink_rates_check(struct devlink *devlink, + bool (*rate_filter)(const struct devlink_rate *), + struct netlink_ext_ack *extack); /* Linecards */ unsigned int devlink_linecard_index(struct devlink_linecard *linecard); diff --git a/net/devlink/dpipe.c b/net/devlink/dpipe.c index e55701b007f0..c8d4a4374ae1 100644 --- a/net/devlink/dpipe.c +++ b/net/devlink/dpipe.c @@ -851,7 +851,7 @@ int devl_dpipe_table_register(struct devlink *devlink, devlink)) return -EEXIST; - table = kzalloc(sizeof(*table), GFP_KERNEL); + table = kzalloc_obj(*table); if (!table) return -ENOMEM; diff --git a/net/devlink/health.c b/net/devlink/health.c index 57db6799722a..ea7a334e939b 100644 --- a/net/devlink/health.c +++ b/net/devlink/health.c @@ -32,7 +32,7 @@ static struct devlink_fmsg *devlink_fmsg_alloc(void) { struct devlink_fmsg *fmsg; - fmsg = kzalloc(sizeof(*fmsg), GFP_KERNEL); + fmsg = kzalloc_obj(*fmsg); if (!fmsg) return NULL; @@ -60,6 +60,7 @@ struct devlink_health_reporter { struct devlink_port *devlink_port; struct devlink_fmsg *dump_fmsg; u64 graceful_period; + u64 burst_period; bool auto_recover; bool auto_dump; u8 health_state; @@ -108,21 +109,25 @@ devlink_port_health_reporter_find_by_name(struct devlink_port *devlink_port, static struct devlink_health_reporter * __devlink_health_reporter_create(struct devlink *devlink, const struct devlink_health_reporter_ops *ops, - u64 graceful_period, void *priv) + void *priv) { struct devlink_health_reporter *reporter; - if (WARN_ON(graceful_period && !ops->recover)) + if (WARN_ON(ops->default_graceful_period && !ops->recover)) return ERR_PTR(-EINVAL); - reporter = kzalloc(sizeof(*reporter), GFP_KERNEL); + if (WARN_ON(ops->default_burst_period && !ops->default_graceful_period)) + return ERR_PTR(-EINVAL); + + reporter = kzalloc_obj(*reporter); if (!reporter) return ERR_PTR(-ENOMEM); reporter->priv = priv; reporter->ops = ops; reporter->devlink = devlink; - reporter->graceful_period = graceful_period; + reporter->graceful_period = ops->default_graceful_period; + reporter->burst_period = ops->default_burst_period; reporter->auto_recover = !!ops->recover; reporter->auto_dump = !!ops->dump; return reporter; @@ -134,13 +139,12 @@ __devlink_health_reporter_create(struct devlink *devlink, * * @port: devlink_port to which health reports will relate * @ops: devlink health reporter ops - * @graceful_period: min time (in msec) between recovery attempts * @priv: driver priv pointer */ struct devlink_health_reporter * devl_port_health_reporter_create(struct devlink_port *port, const struct devlink_health_reporter_ops *ops, - u64 graceful_period, void *priv) + void *priv) { struct devlink_health_reporter *reporter; @@ -150,8 +154,7 @@ devl_port_health_reporter_create(struct devlink_port *port, ops->name)) return ERR_PTR(-EEXIST); - reporter = __devlink_health_reporter_create(port->devlink, ops, - graceful_period, priv); + reporter = __devlink_health_reporter_create(port->devlink, ops, priv); if (IS_ERR(reporter)) return reporter; @@ -164,14 +167,13 @@ EXPORT_SYMBOL_GPL(devl_port_health_reporter_create); struct devlink_health_reporter * devlink_port_health_reporter_create(struct devlink_port *port, const struct devlink_health_reporter_ops *ops, - u64 graceful_period, void *priv) + void *priv) { struct devlink_health_reporter *reporter; struct devlink *devlink = port->devlink; devl_lock(devlink); - reporter = devl_port_health_reporter_create(port, ops, - graceful_period, priv); + reporter = devl_port_health_reporter_create(port, ops, priv); devl_unlock(devlink); return reporter; } @@ -182,13 +184,12 @@ EXPORT_SYMBOL_GPL(devlink_port_health_reporter_create); * * @devlink: devlink instance which the health reports will relate * @ops: devlink health reporter ops - * @graceful_period: min time (in msec) between recovery attempts * @priv: driver priv pointer */ struct devlink_health_reporter * devl_health_reporter_create(struct devlink *devlink, const struct devlink_health_reporter_ops *ops, - u64 graceful_period, void *priv) + void *priv) { struct devlink_health_reporter *reporter; @@ -197,8 +198,7 @@ devl_health_reporter_create(struct devlink *devlink, if (devlink_health_reporter_find_by_name(devlink, ops->name)) return ERR_PTR(-EEXIST); - reporter = __devlink_health_reporter_create(devlink, ops, - graceful_period, priv); + reporter = __devlink_health_reporter_create(devlink, ops, priv); if (IS_ERR(reporter)) return reporter; @@ -210,13 +210,12 @@ EXPORT_SYMBOL_GPL(devl_health_reporter_create); struct devlink_health_reporter * devlink_health_reporter_create(struct devlink *devlink, const struct devlink_health_reporter_ops *ops, - u64 graceful_period, void *priv) + void *priv) { struct devlink_health_reporter *reporter; devl_lock(devlink); - reporter = devl_health_reporter_create(devlink, ops, - graceful_period, priv); + reporter = devl_health_reporter_create(devlink, ops, priv); devl_unlock(devlink); return reporter; } @@ -298,6 +297,10 @@ devlink_nl_health_reporter_fill(struct sk_buff *msg, reporter->graceful_period)) goto reporter_nest_cancel; if (reporter->ops->recover && + devlink_nl_put_u64(msg, DEVLINK_ATTR_HEALTH_REPORTER_BURST_PERIOD, + reporter->burst_period)) + goto reporter_nest_cancel; + if (reporter->ops->recover && nla_put_u8(msg, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER, reporter->auto_recover)) goto reporter_nest_cancel; @@ -462,16 +465,33 @@ int devlink_nl_health_reporter_set_doit(struct sk_buff *skb, if (!reporter->ops->recover && (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] || - info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER])) + info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER] || + info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_BURST_PERIOD])) return -EOPNOTSUPP; if (!reporter->ops->dump && info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP]) return -EOPNOTSUPP; - if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]) + if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]) { reporter->graceful_period = nla_get_u64(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]); + if (!reporter->graceful_period) + reporter->burst_period = 0; + } + + if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_BURST_PERIOD]) { + u64 burst_period = + nla_get_u64(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_BURST_PERIOD]); + + if (!reporter->graceful_period && burst_period) { + NL_SET_ERR_MSG_MOD(info->extack, + "Cannot set burst period without a grace period."); + return -EINVAL; + } + + reporter->burst_period = burst_period; + } if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]) reporter->auto_recover = @@ -514,11 +534,25 @@ static void devlink_recover_notify(struct devlink_health_reporter *reporter, devlink_nl_notify_send_desc(devlink, msg, &desc); } +static bool +devlink_health_reporter_in_burst(struct devlink_health_reporter *reporter) +{ + unsigned long burst_threshold = reporter->last_recovery_ts + + msecs_to_jiffies(reporter->burst_period); + + return time_is_after_jiffies(burst_threshold); +} + void devlink_health_reporter_recovery_done(struct devlink_health_reporter *reporter) { reporter->recovery_count++; - reporter->last_recovery_ts = jiffies; + if (!devlink_health_reporter_in_burst(reporter)) + /* When burst period is set, last_recovery_ts marks the first + * recovery within the burst period, not necessarily the last + * one. + */ + reporter->last_recovery_ts = jiffies; } EXPORT_SYMBOL_GPL(devlink_health_reporter_recovery_done); @@ -592,12 +626,37 @@ dump_err: return err; } +static bool +devlink_health_recover_abort(struct devlink_health_reporter *reporter, + enum devlink_health_reporter_state prev_state) +{ + unsigned long recover_ts_threshold; + + if (!reporter->auto_recover) + return false; + + /* abort if the previous error wasn't recovered */ + if (prev_state != DEVLINK_HEALTH_REPORTER_STATE_HEALTHY) + return true; + + if (devlink_health_reporter_in_burst(reporter)) + return false; + + recover_ts_threshold = reporter->last_recovery_ts + + msecs_to_jiffies(reporter->burst_period) + + msecs_to_jiffies(reporter->graceful_period); + if (reporter->last_recovery_ts && reporter->recovery_count && + time_is_after_jiffies(recover_ts_threshold)) + return true; + + return false; +} + int devlink_health_report(struct devlink_health_reporter *reporter, const char *msg, void *priv_ctx) { enum devlink_health_reporter_state prev_health_state; struct devlink *devlink = reporter->devlink; - unsigned long recover_ts_threshold; int ret; /* write a log message of the current error */ @@ -608,13 +667,7 @@ int devlink_health_report(struct devlink_health_reporter *reporter, reporter->health_state = DEVLINK_HEALTH_REPORTER_STATE_ERROR; devlink_recover_notify(reporter, DEVLINK_CMD_HEALTH_REPORTER_RECOVER); - /* abort if the previous error wasn't recovered */ - recover_ts_threshold = reporter->last_recovery_ts + - msecs_to_jiffies(reporter->graceful_period); - if (reporter->auto_recover && - (prev_health_state != DEVLINK_HEALTH_REPORTER_STATE_HEALTHY || - (reporter->last_recovery_ts && reporter->recovery_count && - time_is_after_jiffies(recover_ts_threshold)))) { + if (devlink_health_recover_abort(reporter, prev_health_state)) { trace_devlink_health_recover_aborted(devlink, reporter->ops->name, reporter->health_state, @@ -685,7 +738,7 @@ static void devlink_fmsg_nest_common(struct devlink_fmsg *fmsg, int attrtype) if (fmsg->err) return; - item = kzalloc(sizeof(*item), GFP_KERNEL); + item = kzalloc_obj(*item); if (!item) { fmsg->err = -ENOMEM; return; @@ -735,7 +788,7 @@ static void devlink_fmsg_put_name(struct devlink_fmsg *fmsg, const char *name) return; } - item->nla_type = NLA_NUL_STRING; + item->nla_type = DEVLINK_VAR_ATTR_TYPE_NUL_STRING; item->len = strlen(name) + 1; item->attrtype = DEVLINK_ATTR_FMSG_OBJ_NAME; memcpy(&item->value, name, item->len); @@ -822,32 +875,37 @@ static void devlink_fmsg_put_value(struct devlink_fmsg *fmsg, static void devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value) { devlink_fmsg_err_if_binary(fmsg); - devlink_fmsg_put_value(fmsg, &value, sizeof(value), NLA_FLAG); + devlink_fmsg_put_value(fmsg, &value, sizeof(value), + DEVLINK_VAR_ATTR_TYPE_FLAG); } static void devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value) { devlink_fmsg_err_if_binary(fmsg); - devlink_fmsg_put_value(fmsg, &value, sizeof(value), NLA_U8); + devlink_fmsg_put_value(fmsg, &value, sizeof(value), + DEVLINK_VAR_ATTR_TYPE_U8); } void devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value) { devlink_fmsg_err_if_binary(fmsg); - devlink_fmsg_put_value(fmsg, &value, sizeof(value), NLA_U32); + devlink_fmsg_put_value(fmsg, &value, sizeof(value), + DEVLINK_VAR_ATTR_TYPE_U32); } EXPORT_SYMBOL_GPL(devlink_fmsg_u32_put); static void devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value) { devlink_fmsg_err_if_binary(fmsg); - devlink_fmsg_put_value(fmsg, &value, sizeof(value), NLA_U64); + devlink_fmsg_put_value(fmsg, &value, sizeof(value), + DEVLINK_VAR_ATTR_TYPE_U64); } void devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value) { devlink_fmsg_err_if_binary(fmsg); - devlink_fmsg_put_value(fmsg, value, strlen(value) + 1, NLA_NUL_STRING); + devlink_fmsg_put_value(fmsg, value, strlen(value) + 1, + DEVLINK_VAR_ATTR_TYPE_NUL_STRING); } EXPORT_SYMBOL_GPL(devlink_fmsg_string_put); @@ -857,7 +915,8 @@ void devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value, if (!fmsg->err && !fmsg->putting_binary) fmsg->err = -EINVAL; - devlink_fmsg_put_value(fmsg, value, value_len, NLA_BINARY); + devlink_fmsg_put_value(fmsg, value, value_len, + DEVLINK_VAR_ATTR_TYPE_BINARY); } EXPORT_SYMBOL_GPL(devlink_fmsg_binary_put); @@ -928,43 +987,26 @@ void devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name, EXPORT_SYMBOL_GPL(devlink_fmsg_binary_pair_put); static int -devlink_fmsg_item_fill_type(struct devlink_fmsg_item *msg, struct sk_buff *skb) -{ - switch (msg->nla_type) { - case NLA_FLAG: - case NLA_U8: - case NLA_U32: - case NLA_U64: - case NLA_NUL_STRING: - case NLA_BINARY: - return nla_put_u8(skb, DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE, - msg->nla_type); - default: - return -EINVAL; - } -} - -static int devlink_fmsg_item_fill_data(struct devlink_fmsg_item *msg, struct sk_buff *skb) { int attrtype = DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA; u8 tmp; switch (msg->nla_type) { - case NLA_FLAG: + case DEVLINK_VAR_ATTR_TYPE_FLAG: /* Always provide flag data, regardless of its value */ tmp = *(bool *)msg->value; return nla_put_u8(skb, attrtype, tmp); - case NLA_U8: + case DEVLINK_VAR_ATTR_TYPE_U8: return nla_put_u8(skb, attrtype, *(u8 *)msg->value); - case NLA_U32: + case DEVLINK_VAR_ATTR_TYPE_U32: return nla_put_u32(skb, attrtype, *(u32 *)msg->value); - case NLA_U64: + case DEVLINK_VAR_ATTR_TYPE_U64: return devlink_nl_put_u64(skb, attrtype, *(u64 *)msg->value); - case NLA_NUL_STRING: + case DEVLINK_VAR_ATTR_TYPE_NUL_STRING: return nla_put_string(skb, attrtype, (char *)&msg->value); - case NLA_BINARY: + case DEVLINK_VAR_ATTR_TYPE_BINARY: return nla_put(skb, attrtype, msg->len, (void *)&msg->value); default: return -EINVAL; @@ -998,7 +1040,8 @@ devlink_fmsg_prepare_skb(struct devlink_fmsg *fmsg, struct sk_buff *skb, err = nla_put_flag(skb, item->attrtype); break; case DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA: - err = devlink_fmsg_item_fill_type(item, skb); + err = nla_put_u8(skb, DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE, + item->nla_type); if (err) break; err = devlink_fmsg_item_fill_data(item, skb); @@ -1284,7 +1327,7 @@ void devlink_fmsg_dump_skb(struct devlink_fmsg *fmsg, const struct sk_buff *skb) if (sk) { devlink_fmsg_pair_nest_start(fmsg, "sk"); devlink_fmsg_obj_nest_start(fmsg); - devlink_fmsg_put(fmsg, "family", sk->sk_type); + devlink_fmsg_put(fmsg, "family", sk->sk_family); devlink_fmsg_put(fmsg, "type", sk->sk_type); devlink_fmsg_put(fmsg, "proto", sk->sk_protocol); devlink_fmsg_obj_nest_end(fmsg); diff --git a/net/devlink/linecard.c b/net/devlink/linecard.c index 67f70a621d27..8315d35cb91d 100644 --- a/net/devlink/linecard.c +++ b/net/devlink/linecard.c @@ -404,8 +404,7 @@ static int devlink_linecard_types_init(struct devlink_linecard *linecard) int i; count = linecard->ops->types_count(linecard, linecard->priv); - linecard->types = kmalloc_array(count, sizeof(*linecard_type), - GFP_KERNEL); + linecard->types = kmalloc_objs(*linecard_type, count); if (!linecard->types) return -ENOMEM; linecard->types_count = count; @@ -451,7 +450,7 @@ devl_linecard_create(struct devlink *devlink, unsigned int linecard_index, if (devlink_linecard_index_exists(devlink, linecard_index)) return ERR_PTR(-EEXIST); - linecard = kzalloc(sizeof(*linecard), GFP_KERNEL); + linecard = kzalloc_obj(*linecard); if (!linecard) return ERR_PTR(-ENOMEM); diff --git a/net/devlink/netlink.c b/net/devlink/netlink.c index 593605c1b1ef..ae4afc739678 100644 --- a/net/devlink/netlink.c +++ b/net/devlink/netlink.c @@ -73,13 +73,19 @@ int devlink_nl_notify_filter_set_doit(struct sk_buff *skb, flt->dev_name = pos; } + if (attrs[DEVLINK_ATTR_INDEX]) { + flt->devlink_index = nla_get_uint(attrs[DEVLINK_ATTR_INDEX]); + flt->devlink_index_valid = true; + } + if (attrs[DEVLINK_ATTR_PORT_INDEX]) { flt->port_index = nla_get_u32(attrs[DEVLINK_ATTR_PORT_INDEX]); flt->port_index_valid = true; } /* Don't attach empty filter. */ - if (!flt->bus_name && !flt->dev_name && !flt->port_index_valid) { + if (!flt->bus_name && !flt->dev_name && + !flt->devlink_index_valid && !flt->port_index_valid) { kfree(flt); flt = NULL; } @@ -100,6 +106,9 @@ int devlink_nl_notify_filter_set_doit(struct sk_buff *skb, static bool devlink_obj_desc_match(const struct devlink_obj_desc *desc, const struct devlink_obj_desc *flt) { + if (desc->devlink_index_valid && flt->devlink_index_valid && + desc->devlink_index != flt->devlink_index) + return false; if (desc->bus_name && flt->bus_name && strcmp(desc->bus_name, flt->bus_name)) return false; @@ -186,24 +195,48 @@ devlink_get_from_attrs_lock(struct net *net, struct nlattr **attrs, char *busname; char *devname; + if (attrs[DEVLINK_ATTR_INDEX]) { + if (attrs[DEVLINK_ATTR_BUS_NAME] || + attrs[DEVLINK_ATTR_DEV_NAME]) + return ERR_PTR(-EINVAL); + index = nla_get_u32(attrs[DEVLINK_ATTR_INDEX]); + devlink = devlinks_xa_lookup_get(net, index); + if (!devlink) + return ERR_PTR(-ENODEV); + goto found; + } + if (!attrs[DEVLINK_ATTR_BUS_NAME] || !attrs[DEVLINK_ATTR_DEV_NAME]) return ERR_PTR(-EINVAL); busname = nla_data(attrs[DEVLINK_ATTR_BUS_NAME]); devname = nla_data(attrs[DEVLINK_ATTR_DEV_NAME]); + if (!strcmp(busname, DEVLINK_INDEX_BUS_NAME)) { + if (kstrtoul(devname, 10, &index)) + return ERR_PTR(-ENODEV); + devlink = devlinks_xa_lookup_get(net, index); + if (!devlink) + return ERR_PTR(-ENODEV); + goto found; + } + devlinks_xa_for_each_registered_get(net, index, devlink) { - if (strcmp(devlink->dev->bus->name, busname) == 0 && - strcmp(dev_name(devlink->dev), devname) == 0) { - devl_dev_lock(devlink, dev_lock); - if (devl_is_registered(devlink)) - return devlink; - devl_dev_unlock(devlink, dev_lock); - } + if (strcmp(devlink_bus_name(devlink), busname) == 0 && + strcmp(devlink_dev_name(devlink), devname) == 0) + goto found; devlink_put(devlink); } return ERR_PTR(-ENODEV); + +found: + devl_dev_lock(devlink, dev_lock); + if (devl_is_registered(devlink)) + return devlink; + devl_dev_unlock(devlink, dev_lock); + devlink_put(devlink); + return ERR_PTR(-ENODEV); } static int __devlink_nl_pre_doit(struct sk_buff *skb, struct genl_info *info, @@ -337,6 +370,8 @@ static int devlink_nl_inst_iter_dumpit(struct sk_buff *msg, /* restart sub-object walk for the next instance */ state->idx = 0; + state->port_ctx.index = 0; + state->port_ctx.index_valid = false; } if (err != -EMSGSIZE) @@ -352,7 +387,8 @@ int devlink_nl_dumpit(struct sk_buff *msg, struct netlink_callback *cb, int flags = NLM_F_MULTI; if (attrs && - (attrs[DEVLINK_ATTR_BUS_NAME] || attrs[DEVLINK_ATTR_DEV_NAME])) + (attrs[DEVLINK_ATTR_BUS_NAME] || attrs[DEVLINK_ATTR_DEV_NAME] || + attrs[DEVLINK_ATTR_INDEX])) return devlink_nl_inst_single_dumpit(msg, cb, flags, dump_one, attrs); else diff --git a/net/devlink/netlink_gen.c b/net/devlink/netlink_gen.c index f9786d51f68f..81899786fd98 100644 --- a/net/devlink/netlink_gen.c +++ b/net/devlink/netlink_gen.c @@ -2,6 +2,7 @@ /* Do not edit directly, auto-generated from: */ /* Documentation/netlink/specs/devlink.yaml */ /* YNL-GEN kernel source */ +/* To regenerate run: tools/net/ynl/ynl-regen.sh */ #include <net/netlink.h> #include <net/genetlink.h> @@ -10,6 +11,38 @@ #include <uapi/linux/devlink.h> +/* Integer value ranges */ +static const struct netlink_range_validation devlink_attr_index_range = { + .max = U32_MAX, +}; + +/* Sparse enums validation callbacks */ +static int +devlink_attr_param_type_validate(const struct nlattr *attr, + struct netlink_ext_ack *extack) +{ + switch (nla_get_u8(attr)) { + case DEVLINK_VAR_ATTR_TYPE_U8: + fallthrough; + case DEVLINK_VAR_ATTR_TYPE_U16: + fallthrough; + case DEVLINK_VAR_ATTR_TYPE_U32: + fallthrough; + case DEVLINK_VAR_ATTR_TYPE_U64: + fallthrough; + case DEVLINK_VAR_ATTR_TYPE_STRING: + fallthrough; + case DEVLINK_VAR_ATTR_TYPE_FLAG: + fallthrough; + case DEVLINK_VAR_ATTR_TYPE_NUL_STRING: + fallthrough; + case DEVLINK_VAR_ATTR_TYPE_BINARY: + return 0; + } + NL_SET_ERR_MSG_ATTR(extack, attr, "invalid enum value"); + return -EINVAL; +} + /* Common nested types */ const struct nla_policy devlink_dl_port_function_nl_policy[DEVLINK_PORT_FN_ATTR_CAPS + 1] = { [DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR] = { .type = NLA_BINARY, }, @@ -18,42 +51,52 @@ const struct nla_policy devlink_dl_port_function_nl_policy[DEVLINK_PORT_FN_ATTR_ [DEVLINK_PORT_FN_ATTR_CAPS] = NLA_POLICY_BITFIELD32(15), }; +const struct nla_policy devlink_dl_rate_tc_bws_nl_policy[DEVLINK_RATE_TC_ATTR_BW + 1] = { + [DEVLINK_RATE_TC_ATTR_INDEX] = NLA_POLICY_MAX(NLA_U8, DEVLINK_RATE_TC_INDEX_MAX), + [DEVLINK_RATE_TC_ATTR_BW] = { .type = NLA_U32, }, +}; + const struct nla_policy devlink_dl_selftest_id_nl_policy[DEVLINK_ATTR_SELFTEST_ID_FLASH + 1] = { [DEVLINK_ATTR_SELFTEST_ID_FLASH] = { .type = NLA_FLAG, }, }; /* DEVLINK_CMD_GET - do */ -static const struct nla_policy devlink_get_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_PORT_GET - do */ -static const struct nla_policy devlink_port_get_do_nl_policy[DEVLINK_ATTR_PORT_INDEX + 1] = { +static const struct nla_policy devlink_port_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_PORT_GET - dump */ -static const struct nla_policy devlink_port_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_port_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_PORT_SET - do */ -static const struct nla_policy devlink_port_set_nl_policy[DEVLINK_ATTR_PORT_FUNCTION + 1] = { +static const struct nla_policy devlink_port_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_PORT_TYPE] = NLA_POLICY_MAX(NLA_U16, 3), [DEVLINK_ATTR_PORT_FUNCTION] = NLA_POLICY_NESTED(devlink_dl_port_function_nl_policy), }; /* DEVLINK_CMD_PORT_NEW - do */ -static const struct nla_policy devlink_port_new_nl_policy[DEVLINK_ATTR_PORT_PCI_SF_NUMBER + 1] = { +static const struct nla_policy devlink_port_new_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_PORT_FLAVOUR] = NLA_POLICY_MAX(NLA_U16, 7), [DEVLINK_ATTR_PORT_PCI_PF_NUMBER] = { .type = NLA_U16, }, @@ -62,58 +105,66 @@ static const struct nla_policy devlink_port_new_nl_policy[DEVLINK_ATTR_PORT_PCI_ }; /* DEVLINK_CMD_PORT_DEL - do */ -static const struct nla_policy devlink_port_del_nl_policy[DEVLINK_ATTR_PORT_INDEX + 1] = { +static const struct nla_policy devlink_port_del_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_PORT_SPLIT - do */ -static const struct nla_policy devlink_port_split_nl_policy[DEVLINK_ATTR_PORT_SPLIT_COUNT + 1] = { +static const struct nla_policy devlink_port_split_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_PORT_SPLIT_COUNT] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_PORT_UNSPLIT - do */ -static const struct nla_policy devlink_port_unsplit_nl_policy[DEVLINK_ATTR_PORT_INDEX + 1] = { +static const struct nla_policy devlink_port_unsplit_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_SB_GET - do */ -static const struct nla_policy devlink_sb_get_do_nl_policy[DEVLINK_ATTR_SB_INDEX + 1] = { +static const struct nla_policy devlink_sb_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_SB_GET - dump */ -static const struct nla_policy devlink_sb_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_sb_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_SB_POOL_GET - do */ -static const struct nla_policy devlink_sb_pool_get_do_nl_policy[DEVLINK_ATTR_SB_POOL_INDEX + 1] = { +static const struct nla_policy devlink_sb_pool_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_POOL_INDEX] = { .type = NLA_U16, }, }; /* DEVLINK_CMD_SB_POOL_GET - dump */ -static const struct nla_policy devlink_sb_pool_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_sb_pool_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_SB_POOL_SET - do */ -static const struct nla_policy devlink_sb_pool_set_nl_policy[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE + 1] = { +static const struct nla_policy devlink_sb_pool_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_POOL_INDEX] = { .type = NLA_U16, }, [DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE] = NLA_POLICY_MAX(NLA_U8, 1), @@ -121,24 +172,27 @@ static const struct nla_policy devlink_sb_pool_set_nl_policy[DEVLINK_ATTR_SB_POO }; /* DEVLINK_CMD_SB_PORT_POOL_GET - do */ -static const struct nla_policy devlink_sb_port_pool_get_do_nl_policy[DEVLINK_ATTR_SB_POOL_INDEX + 1] = { +static const struct nla_policy devlink_sb_port_pool_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_POOL_INDEX] = { .type = NLA_U16, }, }; /* DEVLINK_CMD_SB_PORT_POOL_GET - dump */ -static const struct nla_policy devlink_sb_port_pool_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_sb_port_pool_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_SB_PORT_POOL_SET - do */ -static const struct nla_policy devlink_sb_port_pool_set_nl_policy[DEVLINK_ATTR_SB_THRESHOLD + 1] = { +static const struct nla_policy devlink_sb_port_pool_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_POOL_INDEX] = { .type = NLA_U16, }, @@ -146,9 +200,10 @@ static const struct nla_policy devlink_sb_port_pool_set_nl_policy[DEVLINK_ATTR_S }; /* DEVLINK_CMD_SB_TC_POOL_BIND_GET - do */ -static const struct nla_policy devlink_sb_tc_pool_bind_get_do_nl_policy[DEVLINK_ATTR_SB_TC_INDEX + 1] = { +static const struct nla_policy devlink_sb_tc_pool_bind_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_POOL_TYPE] = NLA_POLICY_MAX(NLA_U8, 1), @@ -156,15 +211,17 @@ static const struct nla_policy devlink_sb_tc_pool_bind_get_do_nl_policy[DEVLINK_ }; /* DEVLINK_CMD_SB_TC_POOL_BIND_GET - dump */ -static const struct nla_policy devlink_sb_tc_pool_bind_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_sb_tc_pool_bind_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_SB_TC_POOL_BIND_SET - do */ -static const struct nla_policy devlink_sb_tc_pool_bind_set_nl_policy[DEVLINK_ATTR_SB_TC_INDEX + 1] = { +static const struct nla_policy devlink_sb_tc_pool_bind_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_SB_POOL_INDEX] = { .type = NLA_U16, }, @@ -174,80 +231,100 @@ static const struct nla_policy devlink_sb_tc_pool_bind_set_nl_policy[DEVLINK_ATT }; /* DEVLINK_CMD_SB_OCC_SNAPSHOT - do */ -static const struct nla_policy devlink_sb_occ_snapshot_nl_policy[DEVLINK_ATTR_SB_INDEX + 1] = { +static const struct nla_policy devlink_sb_occ_snapshot_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_SB_OCC_MAX_CLEAR - do */ -static const struct nla_policy devlink_sb_occ_max_clear_nl_policy[DEVLINK_ATTR_SB_INDEX + 1] = { +static const struct nla_policy devlink_sb_occ_max_clear_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_SB_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_ESWITCH_GET - do */ -static const struct nla_policy devlink_eswitch_get_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_eswitch_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_ESWITCH_SET - do */ -static const struct nla_policy devlink_eswitch_set_nl_policy[DEVLINK_ATTR_ESWITCH_ENCAP_MODE + 1] = { +static const struct nla_policy devlink_eswitch_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, - [DEVLINK_ATTR_ESWITCH_MODE] = NLA_POLICY_MAX(NLA_U16, 1), + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), + [DEVLINK_ATTR_ESWITCH_MODE] = NLA_POLICY_MAX(NLA_U16, 2), [DEVLINK_ATTR_ESWITCH_INLINE_MODE] = NLA_POLICY_MAX(NLA_U8, 3), [DEVLINK_ATTR_ESWITCH_ENCAP_MODE] = NLA_POLICY_MAX(NLA_U8, 1), }; /* DEVLINK_CMD_DPIPE_TABLE_GET - do */ -static const struct nla_policy devlink_dpipe_table_get_nl_policy[DEVLINK_ATTR_DPIPE_TABLE_NAME + 1] = { +static const struct nla_policy devlink_dpipe_table_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_DPIPE_TABLE_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_DPIPE_ENTRIES_GET - do */ -static const struct nla_policy devlink_dpipe_entries_get_nl_policy[DEVLINK_ATTR_DPIPE_TABLE_NAME + 1] = { +static const struct nla_policy devlink_dpipe_entries_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_DPIPE_TABLE_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_DPIPE_HEADERS_GET - do */ -static const struct nla_policy devlink_dpipe_headers_get_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_dpipe_headers_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_DPIPE_TABLE_COUNTERS_SET - do */ -static const struct nla_policy devlink_dpipe_table_counters_set_nl_policy[DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED + 1] = { +static const struct nla_policy devlink_dpipe_table_counters_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_DPIPE_TABLE_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED] = { .type = NLA_U8, }, }; /* DEVLINK_CMD_RESOURCE_SET - do */ -static const struct nla_policy devlink_resource_set_nl_policy[DEVLINK_ATTR_RESOURCE_SIZE + 1] = { +static const struct nla_policy devlink_resource_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_RESOURCE_ID] = { .type = NLA_U64, }, [DEVLINK_ATTR_RESOURCE_SIZE] = { .type = NLA_U64, }, }; /* DEVLINK_CMD_RESOURCE_DUMP - do */ -static const struct nla_policy devlink_resource_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_resource_dump_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { + [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), + [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, +}; + +/* DEVLINK_CMD_RESOURCE_DUMP - dump */ +static const struct nla_policy devlink_resource_dump_dump_nl_policy[DEVLINK_ATTR_RESOURCE_SCOPE_MASK + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), + [DEVLINK_ATTR_RESOURCE_SCOPE_MASK] = NLA_POLICY_MASK(NLA_U32, 0x3), }; /* DEVLINK_CMD_RELOAD - do */ -static const struct nla_policy devlink_reload_nl_policy[DEVLINK_ATTR_RELOAD_LIMITS + 1] = { +static const struct nla_policy devlink_reload_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_RELOAD_ACTION] = NLA_POLICY_RANGE(NLA_U8, 1, 2), [DEVLINK_ATTR_RELOAD_LIMITS] = NLA_POLICY_BITFIELD32(6), [DEVLINK_ATTR_NETNS_PID] = { .type = NLA_U32, }, @@ -256,63 +333,72 @@ static const struct nla_policy devlink_reload_nl_policy[DEVLINK_ATTR_RELOAD_LIMI }; /* DEVLINK_CMD_PARAM_GET - do */ -static const struct nla_policy devlink_param_get_do_nl_policy[DEVLINK_ATTR_PARAM_NAME + 1] = { +static const struct nla_policy devlink_param_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PARAM_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_PARAM_GET - dump */ -static const struct nla_policy devlink_param_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_param_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_PARAM_SET - do */ -static const struct nla_policy devlink_param_set_nl_policy[DEVLINK_ATTR_PARAM_VALUE_CMODE + 1] = { +static const struct nla_policy devlink_param_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PARAM_NAME] = { .type = NLA_NUL_STRING, }, - [DEVLINK_ATTR_PARAM_TYPE] = { .type = NLA_U8, }, + [DEVLINK_ATTR_PARAM_TYPE] = NLA_POLICY_VALIDATE_FN(NLA_U8, &devlink_attr_param_type_validate), [DEVLINK_ATTR_PARAM_VALUE_CMODE] = NLA_POLICY_MAX(NLA_U8, 2), + [DEVLINK_ATTR_PARAM_RESET_DEFAULT] = { .type = NLA_FLAG, }, }; /* DEVLINK_CMD_REGION_GET - do */ -static const struct nla_policy devlink_region_get_do_nl_policy[DEVLINK_ATTR_REGION_NAME + 1] = { +static const struct nla_policy devlink_region_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_REGION_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_REGION_GET - dump */ -static const struct nla_policy devlink_region_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_region_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_REGION_NEW - do */ -static const struct nla_policy devlink_region_new_nl_policy[DEVLINK_ATTR_REGION_SNAPSHOT_ID + 1] = { +static const struct nla_policy devlink_region_new_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_REGION_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_REGION_SNAPSHOT_ID] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_REGION_DEL - do */ -static const struct nla_policy devlink_region_del_nl_policy[DEVLINK_ATTR_REGION_SNAPSHOT_ID + 1] = { +static const struct nla_policy devlink_region_del_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_REGION_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_REGION_SNAPSHOT_ID] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_REGION_READ - dump */ -static const struct nla_policy devlink_region_read_nl_policy[DEVLINK_ATTR_REGION_DIRECT + 1] = { +static const struct nla_policy devlink_region_read_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_REGION_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_REGION_SNAPSHOT_ID] = { .type = NLA_U32, }, @@ -322,253 +408,288 @@ static const struct nla_policy devlink_region_read_nl_policy[DEVLINK_ATTR_REGION }; /* DEVLINK_CMD_PORT_PARAM_GET - do */ -static const struct nla_policy devlink_port_param_get_nl_policy[DEVLINK_ATTR_PORT_INDEX + 1] = { +static const struct nla_policy devlink_port_param_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_PORT_PARAM_SET - do */ -static const struct nla_policy devlink_port_param_set_nl_policy[DEVLINK_ATTR_PORT_INDEX + 1] = { +static const struct nla_policy devlink_port_param_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_INFO_GET - do */ -static const struct nla_policy devlink_info_get_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_info_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_HEALTH_REPORTER_GET - do */ -static const struct nla_policy devlink_health_reporter_get_do_nl_policy[DEVLINK_ATTR_HEALTH_REPORTER_NAME + 1] = { +static const struct nla_policy devlink_health_reporter_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_HEALTH_REPORTER_GET - dump */ -static const struct nla_policy devlink_health_reporter_get_dump_nl_policy[DEVLINK_ATTR_PORT_INDEX + 1] = { +static const struct nla_policy devlink_health_reporter_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_HEALTH_REPORTER_SET - do */ -static const struct nla_policy devlink_health_reporter_set_nl_policy[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP + 1] = { +static const struct nla_policy devlink_health_reporter_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] = { .type = NLA_U64, }, [DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER] = { .type = NLA_U8, }, [DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP] = { .type = NLA_U8, }, + [DEVLINK_ATTR_HEALTH_REPORTER_BURST_PERIOD] = { .type = NLA_U64, }, }; /* DEVLINK_CMD_HEALTH_REPORTER_RECOVER - do */ -static const struct nla_policy devlink_health_reporter_recover_nl_policy[DEVLINK_ATTR_HEALTH_REPORTER_NAME + 1] = { +static const struct nla_policy devlink_health_reporter_recover_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE - do */ -static const struct nla_policy devlink_health_reporter_diagnose_nl_policy[DEVLINK_ATTR_HEALTH_REPORTER_NAME + 1] = { +static const struct nla_policy devlink_health_reporter_diagnose_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET - dump */ -static const struct nla_policy devlink_health_reporter_dump_get_nl_policy[DEVLINK_ATTR_HEALTH_REPORTER_NAME + 1] = { +static const struct nla_policy devlink_health_reporter_dump_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR - do */ -static const struct nla_policy devlink_health_reporter_dump_clear_nl_policy[DEVLINK_ATTR_HEALTH_REPORTER_NAME + 1] = { +static const struct nla_policy devlink_health_reporter_dump_clear_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_FLASH_UPDATE - do */ -static const struct nla_policy devlink_flash_update_nl_policy[DEVLINK_ATTR_FLASH_UPDATE_OVERWRITE_MASK + 1] = { +static const struct nla_policy devlink_flash_update_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_FLASH_UPDATE_COMPONENT] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_FLASH_UPDATE_OVERWRITE_MASK] = NLA_POLICY_BITFIELD32(3), }; /* DEVLINK_CMD_TRAP_GET - do */ -static const struct nla_policy devlink_trap_get_do_nl_policy[DEVLINK_ATTR_TRAP_NAME + 1] = { +static const struct nla_policy devlink_trap_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_TRAP_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_TRAP_GET - dump */ -static const struct nla_policy devlink_trap_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_trap_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_TRAP_SET - do */ -static const struct nla_policy devlink_trap_set_nl_policy[DEVLINK_ATTR_TRAP_ACTION + 1] = { +static const struct nla_policy devlink_trap_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_TRAP_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_TRAP_ACTION] = NLA_POLICY_MAX(NLA_U8, 2), }; /* DEVLINK_CMD_TRAP_GROUP_GET - do */ -static const struct nla_policy devlink_trap_group_get_do_nl_policy[DEVLINK_ATTR_TRAP_GROUP_NAME + 1] = { +static const struct nla_policy devlink_trap_group_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_TRAP_GROUP_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_TRAP_GROUP_GET - dump */ -static const struct nla_policy devlink_trap_group_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_trap_group_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_TRAP_GROUP_SET - do */ -static const struct nla_policy devlink_trap_group_set_nl_policy[DEVLINK_ATTR_TRAP_POLICER_ID + 1] = { +static const struct nla_policy devlink_trap_group_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_TRAP_GROUP_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_TRAP_ACTION] = NLA_POLICY_MAX(NLA_U8, 2), [DEVLINK_ATTR_TRAP_POLICER_ID] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_TRAP_POLICER_GET - do */ -static const struct nla_policy devlink_trap_policer_get_do_nl_policy[DEVLINK_ATTR_TRAP_POLICER_ID + 1] = { +static const struct nla_policy devlink_trap_policer_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_TRAP_POLICER_ID] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_TRAP_POLICER_GET - dump */ -static const struct nla_policy devlink_trap_policer_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_trap_policer_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_TRAP_POLICER_SET - do */ -static const struct nla_policy devlink_trap_policer_set_nl_policy[DEVLINK_ATTR_TRAP_POLICER_BURST + 1] = { +static const struct nla_policy devlink_trap_policer_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_TRAP_POLICER_ID] = { .type = NLA_U32, }, [DEVLINK_ATTR_TRAP_POLICER_RATE] = { .type = NLA_U64, }, [DEVLINK_ATTR_TRAP_POLICER_BURST] = { .type = NLA_U64, }, }; /* DEVLINK_CMD_HEALTH_REPORTER_TEST - do */ -static const struct nla_policy devlink_health_reporter_test_nl_policy[DEVLINK_ATTR_HEALTH_REPORTER_NAME + 1] = { +static const struct nla_policy devlink_health_reporter_test_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_RATE_GET - do */ -static const struct nla_policy devlink_rate_get_do_nl_policy[DEVLINK_ATTR_RATE_NODE_NAME + 1] = { +static const struct nla_policy devlink_rate_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_RATE_NODE_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_RATE_GET - dump */ -static const struct nla_policy devlink_rate_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_rate_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_RATE_SET - do */ -static const struct nla_policy devlink_rate_set_nl_policy[DEVLINK_ATTR_RATE_TX_WEIGHT + 1] = { +static const struct nla_policy devlink_rate_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_RATE_NODE_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_RATE_TX_SHARE] = { .type = NLA_U64, }, [DEVLINK_ATTR_RATE_TX_MAX] = { .type = NLA_U64, }, [DEVLINK_ATTR_RATE_TX_PRIORITY] = { .type = NLA_U32, }, [DEVLINK_ATTR_RATE_TX_WEIGHT] = { .type = NLA_U32, }, [DEVLINK_ATTR_RATE_PARENT_NODE_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_RATE_TC_BWS] = NLA_POLICY_NESTED(devlink_dl_rate_tc_bws_nl_policy), }; /* DEVLINK_CMD_RATE_NEW - do */ -static const struct nla_policy devlink_rate_new_nl_policy[DEVLINK_ATTR_RATE_TX_WEIGHT + 1] = { +static const struct nla_policy devlink_rate_new_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_RATE_NODE_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_RATE_TX_SHARE] = { .type = NLA_U64, }, [DEVLINK_ATTR_RATE_TX_MAX] = { .type = NLA_U64, }, [DEVLINK_ATTR_RATE_TX_PRIORITY] = { .type = NLA_U32, }, [DEVLINK_ATTR_RATE_TX_WEIGHT] = { .type = NLA_U32, }, [DEVLINK_ATTR_RATE_PARENT_NODE_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_RATE_TC_BWS] = NLA_POLICY_NESTED(devlink_dl_rate_tc_bws_nl_policy), }; /* DEVLINK_CMD_RATE_DEL - do */ -static const struct nla_policy devlink_rate_del_nl_policy[DEVLINK_ATTR_RATE_NODE_NAME + 1] = { +static const struct nla_policy devlink_rate_del_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_RATE_NODE_NAME] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_LINECARD_GET - do */ -static const struct nla_policy devlink_linecard_get_do_nl_policy[DEVLINK_ATTR_LINECARD_INDEX + 1] = { +static const struct nla_policy devlink_linecard_get_do_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_LINECARD_INDEX] = { .type = NLA_U32, }, }; /* DEVLINK_CMD_LINECARD_GET - dump */ -static const struct nla_policy devlink_linecard_get_dump_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_linecard_get_dump_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_LINECARD_SET - do */ -static const struct nla_policy devlink_linecard_set_nl_policy[DEVLINK_ATTR_LINECARD_TYPE + 1] = { +static const struct nla_policy devlink_linecard_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_LINECARD_INDEX] = { .type = NLA_U32, }, [DEVLINK_ATTR_LINECARD_TYPE] = { .type = NLA_NUL_STRING, }, }; /* DEVLINK_CMD_SELFTESTS_GET - do */ -static const struct nla_policy devlink_selftests_get_nl_policy[DEVLINK_ATTR_DEV_NAME + 1] = { +static const struct nla_policy devlink_selftests_get_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), }; /* DEVLINK_CMD_SELFTESTS_RUN - do */ -static const struct nla_policy devlink_selftests_run_nl_policy[DEVLINK_ATTR_SELFTESTS + 1] = { +static const struct nla_policy devlink_selftests_run_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_SELFTESTS] = NLA_POLICY_NESTED(devlink_dl_selftest_id_nl_policy), }; /* DEVLINK_CMD_NOTIFY_FILTER_SET - do */ -static const struct nla_policy devlink_notify_filter_set_nl_policy[DEVLINK_ATTR_PORT_INDEX + 1] = { +static const struct nla_policy devlink_notify_filter_set_nl_policy[DEVLINK_ATTR_INDEX + 1] = { [DEVLINK_ATTR_BUS_NAME] = { .type = NLA_NUL_STRING, }, [DEVLINK_ATTR_DEV_NAME] = { .type = NLA_NUL_STRING, }, + [DEVLINK_ATTR_INDEX] = NLA_POLICY_FULL_RANGE(NLA_UINT, &devlink_attr_index_range), [DEVLINK_ATTR_PORT_INDEX] = { .type = NLA_U32, }, }; /* Ops table for devlink */ -const struct genl_split_ops devlink_nl_ops[74] = { +const struct genl_split_ops devlink_nl_ops[75] = { { .cmd = DEVLINK_CMD_GET, .validate = GENL_DONT_VALIDATE_STRICT, @@ -576,7 +697,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_get_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { @@ -592,14 +713,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_PORT_GET, .dumpit = devlink_nl_port_get_dumpit, .policy = devlink_port_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -609,7 +730,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_set_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_FUNCTION, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -619,7 +740,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_new_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_new_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_PCI_SF_NUMBER, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -629,7 +750,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_del_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_del_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -639,7 +760,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_split_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_split_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_SPLIT_COUNT, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -649,7 +770,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_unsplit_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_unsplit_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -659,14 +780,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_SB_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_SB_GET, .dumpit = devlink_nl_sb_get_dumpit, .policy = devlink_sb_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -676,14 +797,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_pool_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_pool_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_SB_POOL_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_SB_POOL_GET, .dumpit = devlink_nl_sb_pool_get_dumpit, .policy = devlink_sb_pool_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -693,7 +814,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_pool_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_pool_set_nl_policy, - .maxattr = DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -703,14 +824,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_port_pool_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_port_pool_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_SB_POOL_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_SB_PORT_POOL_GET, .dumpit = devlink_nl_sb_port_pool_get_dumpit, .policy = devlink_sb_port_pool_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -720,7 +841,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_port_pool_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_port_pool_set_nl_policy, - .maxattr = DEVLINK_ATTR_SB_THRESHOLD, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -730,14 +851,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_tc_pool_bind_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_tc_pool_bind_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_SB_TC_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_SB_TC_POOL_BIND_GET, .dumpit = devlink_nl_sb_tc_pool_bind_get_dumpit, .policy = devlink_sb_tc_pool_bind_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -747,7 +868,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_tc_pool_bind_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_tc_pool_bind_set_nl_policy, - .maxattr = DEVLINK_ATTR_SB_TC_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -757,7 +878,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_occ_snapshot_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_occ_snapshot_nl_policy, - .maxattr = DEVLINK_ATTR_SB_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -767,7 +888,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_sb_occ_max_clear_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_sb_occ_max_clear_nl_policy, - .maxattr = DEVLINK_ATTR_SB_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -777,7 +898,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_eswitch_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_eswitch_get_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -787,7 +908,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_eswitch_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_eswitch_set_nl_policy, - .maxattr = DEVLINK_ATTR_ESWITCH_ENCAP_MODE, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -797,7 +918,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_dpipe_table_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_dpipe_table_get_nl_policy, - .maxattr = DEVLINK_ATTR_DPIPE_TABLE_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { @@ -807,7 +928,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_dpipe_entries_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_dpipe_entries_get_nl_policy, - .maxattr = DEVLINK_ATTR_DPIPE_TABLE_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { @@ -817,7 +938,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_dpipe_headers_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_dpipe_headers_get_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { @@ -827,7 +948,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_dpipe_table_counters_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_dpipe_table_counters_set_nl_policy, - .maxattr = DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -837,27 +958,34 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_resource_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_resource_set_nl_policy, - .maxattr = DEVLINK_ATTR_RESOURCE_SIZE, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_RESOURCE_DUMP, .validate = GENL_DONT_VALIDATE_STRICT, - .pre_doit = devlink_nl_pre_doit, + .pre_doit = devlink_nl_pre_doit_port_optional, .doit = devlink_nl_resource_dump_doit, .post_doit = devlink_nl_post_doit, - .policy = devlink_resource_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .policy = devlink_resource_dump_do_nl_policy, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { + .cmd = DEVLINK_CMD_RESOURCE_DUMP, + .dumpit = devlink_nl_resource_dump_dumpit, + .policy = devlink_resource_dump_dump_nl_policy, + .maxattr = DEVLINK_ATTR_RESOURCE_SCOPE_MASK, + .flags = GENL_CMD_CAP_DUMP, + }, + { .cmd = DEVLINK_CMD_RELOAD, .validate = GENL_DONT_VALIDATE_STRICT, .pre_doit = devlink_nl_pre_doit_dev_lock, .doit = devlink_nl_reload_doit, .post_doit = devlink_nl_post_doit_dev_lock, .policy = devlink_reload_nl_policy, - .maxattr = DEVLINK_ATTR_RELOAD_LIMITS, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -867,14 +995,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_param_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_param_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_PARAM_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_PARAM_GET, .dumpit = devlink_nl_param_get_dumpit, .policy = devlink_param_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -884,7 +1012,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_param_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_param_set_nl_policy, - .maxattr = DEVLINK_ATTR_PARAM_VALUE_CMODE, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -894,14 +1022,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_region_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_region_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_REGION_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_REGION_GET, .dumpit = devlink_nl_region_get_dumpit, .policy = devlink_region_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -911,7 +1039,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_region_new_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_region_new_nl_policy, - .maxattr = DEVLINK_ATTR_REGION_SNAPSHOT_ID, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -921,7 +1049,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_region_del_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_region_del_nl_policy, - .maxattr = DEVLINK_ATTR_REGION_SNAPSHOT_ID, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -929,7 +1057,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .validate = GENL_DONT_VALIDATE_DUMP_STRICT, .dumpit = devlink_nl_region_read_dumpit, .policy = devlink_region_read_nl_policy, - .maxattr = DEVLINK_ATTR_REGION_DIRECT, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP, }, { @@ -939,7 +1067,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_param_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_param_get_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { @@ -955,7 +1083,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_port_param_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_port_param_set_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -965,7 +1093,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_info_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_info_get_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { @@ -981,14 +1109,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_health_reporter_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_health_reporter_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_HEALTH_REPORTER_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_HEALTH_REPORTER_GET, .dumpit = devlink_nl_health_reporter_get_dumpit, .policy = devlink_health_reporter_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -998,7 +1126,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_health_reporter_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_health_reporter_set_nl_policy, - .maxattr = DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1008,7 +1136,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_health_reporter_recover_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_health_reporter_recover_nl_policy, - .maxattr = DEVLINK_ATTR_HEALTH_REPORTER_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1018,7 +1146,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_health_reporter_diagnose_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_health_reporter_diagnose_nl_policy, - .maxattr = DEVLINK_ATTR_HEALTH_REPORTER_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1026,7 +1154,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .validate = GENL_DONT_VALIDATE_DUMP_STRICT, .dumpit = devlink_nl_health_reporter_dump_get_dumpit, .policy = devlink_health_reporter_dump_get_nl_policy, - .maxattr = DEVLINK_ATTR_HEALTH_REPORTER_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DUMP, }, { @@ -1036,7 +1164,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_health_reporter_dump_clear_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_health_reporter_dump_clear_nl_policy, - .maxattr = DEVLINK_ATTR_HEALTH_REPORTER_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1046,7 +1174,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_flash_update_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_flash_update_nl_policy, - .maxattr = DEVLINK_ATTR_FLASH_UPDATE_OVERWRITE_MASK, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1056,14 +1184,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_trap_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_trap_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_TRAP_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_TRAP_GET, .dumpit = devlink_nl_trap_get_dumpit, .policy = devlink_trap_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -1073,7 +1201,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_trap_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_trap_set_nl_policy, - .maxattr = DEVLINK_ATTR_TRAP_ACTION, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1083,14 +1211,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_trap_group_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_trap_group_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_TRAP_GROUP_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_TRAP_GROUP_GET, .dumpit = devlink_nl_trap_group_get_dumpit, .policy = devlink_trap_group_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -1100,7 +1228,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_trap_group_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_trap_group_set_nl_policy, - .maxattr = DEVLINK_ATTR_TRAP_POLICER_ID, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1110,14 +1238,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_trap_policer_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_trap_policer_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_TRAP_POLICER_ID, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_TRAP_POLICER_GET, .dumpit = devlink_nl_trap_policer_get_dumpit, .policy = devlink_trap_policer_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -1127,7 +1255,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_trap_policer_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_trap_policer_set_nl_policy, - .maxattr = DEVLINK_ATTR_TRAP_POLICER_BURST, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1137,7 +1265,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_health_reporter_test_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_health_reporter_test_nl_policy, - .maxattr = DEVLINK_ATTR_HEALTH_REPORTER_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1147,14 +1275,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_rate_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_rate_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_RATE_NODE_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_RATE_GET, .dumpit = devlink_nl_rate_get_dumpit, .policy = devlink_rate_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -1164,7 +1292,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_rate_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_rate_set_nl_policy, - .maxattr = DEVLINK_ATTR_RATE_TX_WEIGHT, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1174,7 +1302,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_rate_new_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_rate_new_nl_policy, - .maxattr = DEVLINK_ATTR_RATE_TX_WEIGHT, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1184,7 +1312,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_rate_del_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_rate_del_nl_policy, - .maxattr = DEVLINK_ATTR_RATE_NODE_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1194,14 +1322,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_linecard_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_linecard_get_do_nl_policy, - .maxattr = DEVLINK_ATTR_LINECARD_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_LINECARD_GET, .dumpit = devlink_nl_linecard_get_dumpit, .policy = devlink_linecard_get_dump_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DUMP, }, { @@ -1211,7 +1339,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_linecard_set_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_linecard_set_nl_policy, - .maxattr = DEVLINK_ATTR_LINECARD_TYPE, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { @@ -1221,7 +1349,7 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_selftests_get_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_selftests_get_nl_policy, - .maxattr = DEVLINK_ATTR_DEV_NAME, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, { @@ -1237,14 +1365,14 @@ const struct genl_split_ops devlink_nl_ops[74] = { .doit = devlink_nl_selftests_run_doit, .post_doit = devlink_nl_post_doit, .policy = devlink_selftests_run_nl_policy, - .maxattr = DEVLINK_ATTR_SELFTESTS, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO, }, { .cmd = DEVLINK_CMD_NOTIFY_FILTER_SET, .doit = devlink_nl_notify_filter_set_doit, .policy = devlink_notify_filter_set_nl_policy, - .maxattr = DEVLINK_ATTR_PORT_INDEX, + .maxattr = DEVLINK_ATTR_INDEX, .flags = GENL_CMD_CAP_DO, }, }; diff --git a/net/devlink/netlink_gen.h b/net/devlink/netlink_gen.h index 8f2bd50ddf5e..20034b0929a8 100644 --- a/net/devlink/netlink_gen.h +++ b/net/devlink/netlink_gen.h @@ -2,6 +2,7 @@ /* Do not edit directly, auto-generated from: */ /* Documentation/netlink/specs/devlink.yaml */ /* YNL-GEN kernel header */ +/* To regenerate run: tools/net/ynl/ynl-regen.sh */ #ifndef _LINUX_DEVLINK_GEN_H #define _LINUX_DEVLINK_GEN_H @@ -13,20 +14,21 @@ /* Common nested types */ extern const struct nla_policy devlink_dl_port_function_nl_policy[DEVLINK_PORT_FN_ATTR_CAPS + 1]; +extern const struct nla_policy devlink_dl_rate_tc_bws_nl_policy[DEVLINK_RATE_TC_ATTR_BW + 1]; extern const struct nla_policy devlink_dl_selftest_id_nl_policy[DEVLINK_ATTR_SELFTEST_ID_FLASH + 1]; /* Ops table for devlink */ -extern const struct genl_split_ops devlink_nl_ops[74]; +extern const struct genl_split_ops devlink_nl_ops[75]; int devlink_nl_pre_doit(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info); int devlink_nl_pre_doit_port(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info); -int devlink_nl_pre_doit_dev_lock(const struct genl_split_ops *ops, - struct sk_buff *skb, struct genl_info *info); int devlink_nl_pre_doit_port_optional(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info); +int devlink_nl_pre_doit_dev_lock(const struct genl_split_ops *ops, + struct sk_buff *skb, struct genl_info *info); void devlink_nl_post_doit(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info); @@ -78,6 +80,8 @@ int devlink_nl_dpipe_table_counters_set_doit(struct sk_buff *skb, struct genl_info *info); int devlink_nl_resource_set_doit(struct sk_buff *skb, struct genl_info *info); int devlink_nl_resource_dump_doit(struct sk_buff *skb, struct genl_info *info); +int devlink_nl_resource_dump_dumpit(struct sk_buff *skb, + struct netlink_callback *cb); int devlink_nl_reload_doit(struct sk_buff *skb, struct genl_info *info); int devlink_nl_param_get_doit(struct sk_buff *skb, struct genl_info *info); int devlink_nl_param_get_dumpit(struct sk_buff *skb, diff --git a/net/devlink/param.c b/net/devlink/param.c index dcf0d1ccebba..cf95268da5b0 100644 --- a/net/devlink/param.c +++ b/net/devlink/param.c @@ -92,6 +92,31 @@ static const struct devlink_param devlink_param_generic[] = { .name = DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_NAME, .type = DEVLINK_PARAM_GENERIC_EVENT_EQ_SIZE_TYPE, }, + { + .id = DEVLINK_PARAM_GENERIC_ID_ENABLE_PHC, + .name = DEVLINK_PARAM_GENERIC_ENABLE_PHC_NAME, + .type = DEVLINK_PARAM_GENERIC_ENABLE_PHC_TYPE, + }, + { + .id = DEVLINK_PARAM_GENERIC_ID_CLOCK_ID, + .name = DEVLINK_PARAM_GENERIC_CLOCK_ID_NAME, + .type = DEVLINK_PARAM_GENERIC_CLOCK_ID_TYPE, + }, + { + .id = DEVLINK_PARAM_GENERIC_ID_TOTAL_VFS, + .name = DEVLINK_PARAM_GENERIC_TOTAL_VFS_NAME, + .type = DEVLINK_PARAM_GENERIC_TOTAL_VFS_TYPE, + }, + { + .id = DEVLINK_PARAM_GENERIC_ID_NUM_DOORBELLS, + .name = DEVLINK_PARAM_GENERIC_NUM_DOORBELLS_NAME, + .type = DEVLINK_PARAM_GENERIC_NUM_DOORBELLS_TYPE, + }, + { + .id = DEVLINK_PARAM_GENERIC_ID_MAX_MAC_PER_VF, + .name = DEVLINK_PARAM_GENERIC_MAX_MAC_PER_VF_NAME, + .type = DEVLINK_PARAM_GENERIC_MAX_MAC_PER_VF_TYPE, + }, }; static int devlink_param_generic_verify(const struct devlink_param *param) @@ -149,11 +174,12 @@ devlink_param_cmode_is_supported(const struct devlink_param *param, static int devlink_param_get(struct devlink *devlink, const struct devlink_param *param, - struct devlink_param_gset_ctx *ctx) + struct devlink_param_gset_ctx *ctx, + struct netlink_ext_ack *extack) { if (!param->get) return -EOPNOTSUPP; - return param->get(devlink, param->id, ctx); + return param->get(devlink, param->id, ctx, extack); } static int devlink_param_set(struct devlink *devlink, @@ -166,64 +192,101 @@ static int devlink_param_set(struct devlink *devlink, return param->set(devlink, param->id, ctx, extack); } +static int devlink_param_get_default(struct devlink *devlink, + const struct devlink_param *param, + struct devlink_param_gset_ctx *ctx, + struct netlink_ext_ack *extack) +{ + if (!param->get_default) + return -EOPNOTSUPP; + + return param->get_default(devlink, param->id, ctx, extack); +} + +static int devlink_param_reset_default(struct devlink *devlink, + const struct devlink_param *param, + enum devlink_param_cmode cmode, + struct netlink_ext_ack *extack) +{ + if (!param->reset_default) + return -EOPNOTSUPP; + + return param->reset_default(devlink, param->id, cmode, extack); +} + static int -devlink_param_type_to_nla_type(enum devlink_param_type param_type) +devlink_nl_param_value_put(struct sk_buff *msg, enum devlink_param_type type, + int nla_type, union devlink_param_value val, + bool flag_as_u8) { - switch (param_type) { + switch (type) { case DEVLINK_PARAM_TYPE_U8: - return NLA_U8; + if (nla_put_u8(msg, nla_type, val.vu8)) + return -EMSGSIZE; + break; case DEVLINK_PARAM_TYPE_U16: - return NLA_U16; + if (nla_put_u16(msg, nla_type, val.vu16)) + return -EMSGSIZE; + break; case DEVLINK_PARAM_TYPE_U32: - return NLA_U32; + if (nla_put_u32(msg, nla_type, val.vu32)) + return -EMSGSIZE; + break; + case DEVLINK_PARAM_TYPE_U64: + if (devlink_nl_put_u64(msg, nla_type, val.vu64)) + return -EMSGSIZE; + break; case DEVLINK_PARAM_TYPE_STRING: - return NLA_STRING; + if (nla_put_string(msg, nla_type, val.vstr)) + return -EMSGSIZE; + break; case DEVLINK_PARAM_TYPE_BOOL: - return NLA_FLAG; - default: - return -EINVAL; + /* default values of type bool are encoded with u8, so that + * false can be distinguished from not present + */ + if (flag_as_u8) { + if (nla_put_u8(msg, nla_type, val.vbool)) + return -EMSGSIZE; + } else { + if (val.vbool && nla_put_flag(msg, nla_type)) + return -EMSGSIZE; + } + break; } + return 0; } static int devlink_nl_param_value_fill_one(struct sk_buff *msg, enum devlink_param_type type, enum devlink_param_cmode cmode, - union devlink_param_value val) + union devlink_param_value val, + union devlink_param_value default_val, + bool has_default) { struct nlattr *param_value_attr; + int err = -EMSGSIZE; param_value_attr = nla_nest_start_noflag(msg, DEVLINK_ATTR_PARAM_VALUE); if (!param_value_attr) - goto nla_put_failure; + return -EMSGSIZE; if (nla_put_u8(msg, DEVLINK_ATTR_PARAM_VALUE_CMODE, cmode)) goto value_nest_cancel; - switch (type) { - case DEVLINK_PARAM_TYPE_U8: - if (nla_put_u8(msg, DEVLINK_ATTR_PARAM_VALUE_DATA, val.vu8)) - goto value_nest_cancel; - break; - case DEVLINK_PARAM_TYPE_U16: - if (nla_put_u16(msg, DEVLINK_ATTR_PARAM_VALUE_DATA, val.vu16)) - goto value_nest_cancel; - break; - case DEVLINK_PARAM_TYPE_U32: - if (nla_put_u32(msg, DEVLINK_ATTR_PARAM_VALUE_DATA, val.vu32)) - goto value_nest_cancel; - break; - case DEVLINK_PARAM_TYPE_STRING: - if (nla_put_string(msg, DEVLINK_ATTR_PARAM_VALUE_DATA, - val.vstr)) - goto value_nest_cancel; - break; - case DEVLINK_PARAM_TYPE_BOOL: - if (val.vbool && - nla_put_flag(msg, DEVLINK_ATTR_PARAM_VALUE_DATA)) + err = devlink_nl_param_value_put(msg, type, + DEVLINK_ATTR_PARAM_VALUE_DATA, + val, false); + if (err) + goto value_nest_cancel; + + if (has_default) { + err = devlink_nl_param_value_put(msg, type, + DEVLINK_ATTR_PARAM_VALUE_DEFAULT, + default_val, true); + if (err) goto value_nest_cancel; - break; } nla_nest_end(msg, param_value_attr); @@ -231,23 +294,24 @@ devlink_nl_param_value_fill_one(struct sk_buff *msg, value_nest_cancel: nla_nest_cancel(msg, param_value_attr); -nla_put_failure: - return -EMSGSIZE; + return err; } static int devlink_nl_param_fill(struct sk_buff *msg, struct devlink *devlink, unsigned int port_index, struct devlink_param_item *param_item, enum devlink_command cmd, - u32 portid, u32 seq, int flags) + u32 portid, u32 seq, int flags, + struct netlink_ext_ack *extack) { + union devlink_param_value default_value[DEVLINK_PARAM_CMODE_MAX + 1]; union devlink_param_value param_value[DEVLINK_PARAM_CMODE_MAX + 1]; + bool default_value_set[DEVLINK_PARAM_CMODE_MAX + 1] = {}; bool param_value_set[DEVLINK_PARAM_CMODE_MAX + 1] = {}; const struct devlink_param *param = param_item->param; struct devlink_param_gset_ctx ctx; struct nlattr *param_values_list; struct nlattr *param_attr; - int nla_type; void *hdr; int err; int i; @@ -263,12 +327,26 @@ static int devlink_nl_param_fill(struct sk_buff *msg, struct devlink *devlink, param_value[i] = param_item->driverinit_value; else return -EOPNOTSUPP; + + if (param_item->driverinit_value_valid) { + default_value[i] = param_item->driverinit_default; + default_value_set[i] = true; + } } else { ctx.cmode = i; - err = devlink_param_get(devlink, param, &ctx); + err = devlink_param_get(devlink, param, &ctx, extack); if (err) return err; param_value[i] = ctx.val; + + err = devlink_param_get_default(devlink, param, &ctx, + extack); + if (!err) { + default_value[i] = ctx.val; + default_value_set[i] = true; + } else if (err != -EOPNOTSUPP) { + return err; + } } param_value_set[i] = true; } @@ -293,11 +371,7 @@ static int devlink_nl_param_fill(struct sk_buff *msg, struct devlink *devlink, goto param_nest_cancel; if (param->generic && nla_put_flag(msg, DEVLINK_ATTR_PARAM_GENERIC)) goto param_nest_cancel; - - nla_type = devlink_param_type_to_nla_type(param->type); - if (nla_type < 0) - goto param_nest_cancel; - if (nla_put_u8(msg, DEVLINK_ATTR_PARAM_TYPE, nla_type)) + if (nla_put_u8(msg, DEVLINK_ATTR_PARAM_TYPE, param->type)) goto param_nest_cancel; param_values_list = nla_nest_start_noflag(msg, @@ -309,7 +383,9 @@ static int devlink_nl_param_fill(struct sk_buff *msg, struct devlink *devlink, if (!param_value_set[i]) continue; err = devlink_nl_param_value_fill_one(msg, param->type, - i, param_value[i]); + i, param_value[i], + default_value[i], + default_value_set[i]); if (err) goto values_list_nest_cancel; } @@ -351,7 +427,7 @@ static void devlink_param_notify(struct devlink *devlink, if (!msg) return; err = devlink_nl_param_fill(msg, devlink, port_index, param_item, cmd, - 0, 0, 0); + 0, 0, 0, NULL); if (err) { nlmsg_free(msg); return; @@ -394,7 +470,8 @@ static int devlink_nl_param_get_dump_one(struct sk_buff *msg, err = devlink_nl_param_fill(msg, devlink, 0, param_item, DEVLINK_CMD_PARAM_GET, NETLINK_CB(cb->skb).portid, - cb->nlh->nlmsg_seq, flags); + cb->nlh->nlmsg_seq, flags, + cb->extack); if (err == -EOPNOTSUPP) { err = 0; } else if (err) { @@ -419,25 +496,7 @@ devlink_param_type_get_from_info(struct genl_info *info, if (GENL_REQ_ATTR_CHECK(info, DEVLINK_ATTR_PARAM_TYPE)) return -EINVAL; - switch (nla_get_u8(info->attrs[DEVLINK_ATTR_PARAM_TYPE])) { - case NLA_U8: - *param_type = DEVLINK_PARAM_TYPE_U8; - break; - case NLA_U16: - *param_type = DEVLINK_PARAM_TYPE_U16; - break; - case NLA_U32: - *param_type = DEVLINK_PARAM_TYPE_U32; - break; - case NLA_STRING: - *param_type = DEVLINK_PARAM_TYPE_STRING; - break; - case NLA_FLAG: - *param_type = DEVLINK_PARAM_TYPE_BOOL; - break; - default: - return -EINVAL; - } + *param_type = nla_get_u8(info->attrs[DEVLINK_ATTR_PARAM_TYPE]); return 0; } @@ -471,6 +530,11 @@ devlink_param_value_get_from_info(const struct devlink_param *param, return -EINVAL; value->vu32 = nla_get_u32(param_data); break; + case DEVLINK_PARAM_TYPE_U64: + if (nla_len(param_data) != sizeof(u64)) + return -EINVAL; + value->vu64 = nla_get_u64(param_data); + break; case DEVLINK_PARAM_TYPE_STRING: len = strnlen(nla_data(param_data), nla_len(param_data)); if (len == nla_len(param_data) || @@ -516,8 +580,8 @@ int devlink_nl_param_get_doit(struct sk_buff *skb, return -ENOMEM; err = devlink_nl_param_fill(msg, devlink, 0, param_item, - DEVLINK_CMD_PARAM_GET, - info->snd_portid, info->snd_seq, 0); + DEVLINK_CMD_PARAM_GET, info->snd_portid, + info->snd_seq, 0, info->extack); if (err) { nlmsg_free(msg); return err; @@ -538,6 +602,7 @@ static int __devlink_nl_cmd_param_set_doit(struct devlink *devlink, struct devlink_param_item *param_item; const struct devlink_param *param; union devlink_param_value value; + bool reset_default; int err = 0; param_item = devlink_param_get_from_info(params, info); @@ -549,13 +614,18 @@ static int __devlink_nl_cmd_param_set_doit(struct devlink *devlink, return err; if (param_type != param->type) return -EINVAL; - err = devlink_param_value_get_from_info(param, info, &value); - if (err) - return err; - if (param->validate) { - err = param->validate(devlink, param->id, value, info->extack); + + reset_default = info->attrs[DEVLINK_ATTR_PARAM_RESET_DEFAULT]; + if (!reset_default) { + err = devlink_param_value_get_from_info(param, info, &value); if (err) return err; + if (param->validate) { + err = param->validate(devlink, param->id, value, + info->extack); + if (err) + return err; + } } if (GENL_REQ_ATTR_CHECK(info, DEVLINK_ATTR_PARAM_VALUE_CMODE)) @@ -565,6 +635,15 @@ static int __devlink_nl_cmd_param_set_doit(struct devlink *devlink, return -EOPNOTSUPP; if (cmode == DEVLINK_PARAM_CMODE_DRIVERINIT) { + if (reset_default) { + if (!param_item->driverinit_value_valid) { + NL_SET_ERR_MSG(info->extack, + "Default value not available"); + return -EOPNOTSUPP; + } + value = param_item->driverinit_default; + } + param_item->driverinit_value_new = value; param_item->driverinit_value_new_valid = true; } else { @@ -572,7 +651,12 @@ static int __devlink_nl_cmd_param_set_doit(struct devlink *devlink, return -EOPNOTSUPP; ctx.val = value; ctx.cmode = cmode; - err = devlink_param_set(devlink, param, &ctx, info->extack); + if (reset_default) + err = devlink_param_reset_default(devlink, param, cmode, + info->extack); + else + err = devlink_param_set(devlink, param, &ctx, + info->extack); if (err) return err; } @@ -634,7 +718,7 @@ static int devlink_param_register(struct devlink *devlink, else WARN_ON(!param->get || !param->set); - param_item = kzalloc(sizeof(*param_item), GFP_KERNEL); + param_item = kzalloc_obj(*param_item); if (!param_item) return -ENOMEM; @@ -820,6 +904,7 @@ void devl_param_driverinit_value_set(struct devlink *devlink, u32 param_id, param_item->driverinit_value = init_val; param_item->driverinit_value_valid = true; + param_item->driverinit_default = init_val; devlink_param_notify(devlink, 0, param_item, DEVLINK_CMD_PARAM_NEW); } diff --git a/net/devlink/port.c b/net/devlink/port.c index 939081a0e615..485029d43428 100644 --- a/net/devlink/port.c +++ b/net/devlink/port.c @@ -220,8 +220,9 @@ size_t devlink_nl_port_handle_size(struct devlink_port *devlink_port) { struct devlink *devlink = devlink_port->devlink; - return nla_total_size(strlen(devlink->dev->bus->name) + 1) /* DEVLINK_ATTR_BUS_NAME */ - + nla_total_size(strlen(dev_name(devlink->dev)) + 1) /* DEVLINK_ATTR_DEV_NAME */ + return nla_total_size(strlen(devlink_bus_name(devlink)) + 1) /* DEVLINK_ATTR_BUS_NAME */ + + nla_total_size(strlen(devlink_dev_name(devlink)) + 1) /* DEVLINK_ATTR_DEV_NAME */ + + nla_total_size(8) /* DEVLINK_ATTR_INDEX */ + nla_total_size(4); /* DEVLINK_ATTR_PORT_INDEX */ } @@ -975,7 +976,7 @@ static void devlink_port_type_warn(struct work_struct *work) struct devlink_port *port = container_of(to_delayed_work(work), struct devlink_port, type_warn_dw); - dev_warn(port->devlink->dev, "Type was not set for devlink port."); + devl_warn(port->devlink, "Type was not set for devlink port."); } static bool devlink_port_type_should_warn(struct devlink_port *devlink_port) @@ -1024,6 +1025,7 @@ void devlink_port_init(struct devlink *devlink, return; devlink_port->devlink = devlink; INIT_LIST_HEAD(&devlink_port->region_list); + INIT_LIST_HEAD(&devlink_port->resource_list); devlink_port->initialized = true; } EXPORT_SYMBOL_GPL(devlink_port_init); @@ -1041,6 +1043,7 @@ EXPORT_SYMBOL_GPL(devlink_port_init); void devlink_port_fini(struct devlink_port *devlink_port) { WARN_ON(!list_empty(&devlink_port->region_list)); + WARN_ON(!list_empty(&devlink_port->resource_list)); } EXPORT_SYMBOL_GPL(devlink_port_fini); @@ -1241,9 +1244,9 @@ static void __devlink_port_type_set(struct devlink_port *devlink_port, */ void devlink_port_type_eth_set(struct devlink_port *devlink_port) { - dev_warn(devlink_port->devlink->dev, - "devlink port type for port %d set to Ethernet without a software interface reference, device type not supported by the kernel?\n", - devlink_port->index); + devl_warn(devlink_port->devlink, + "devlink port type for port %d set to Ethernet without a software interface reference, device type not supported by the kernel?\n", + devlink_port->index); __devlink_port_type_set(devlink_port, DEVLINK_PORT_TYPE_ETH, NULL); } EXPORT_SYMBOL_GPL(devlink_port_type_eth_set); @@ -1272,9 +1275,9 @@ EXPORT_SYMBOL_GPL(devlink_port_type_ib_set); void devlink_port_type_clear(struct devlink_port *devlink_port) { if (devlink_port->type == DEVLINK_PORT_TYPE_ETH) - dev_warn(devlink_port->devlink->dev, - "devlink port type for port %d cleared without a software interface reference, device type not supported by the kernel?\n", - devlink_port->index); + devl_warn(devlink_port->devlink, + "devlink port type for port %d cleared without a software interface reference, device type not supported by the kernel?\n", + devlink_port->index); __devlink_port_type_set(devlink_port, DEVLINK_PORT_TYPE_NOTSET, NULL); } EXPORT_SYMBOL_GPL(devlink_port_type_clear); @@ -1333,8 +1336,8 @@ int devlink_port_netdevice_event(struct notifier_block *nb, return NOTIFY_OK; } -static int __devlink_port_attrs_set(struct devlink_port *devlink_port, - enum devlink_port_flavour flavour) +static void __devlink_port_attrs_set(struct devlink_port *devlink_port, + enum devlink_port_flavour flavour) { struct devlink_port_attrs *attrs = &devlink_port->attrs; @@ -1347,7 +1350,6 @@ static int __devlink_port_attrs_set(struct devlink_port *devlink_port, } else { devlink_port->switch_port = false; } - return 0; } /** @@ -1357,17 +1359,13 @@ static int __devlink_port_attrs_set(struct devlink_port *devlink_port, * @attrs: devlink port attrs */ void devlink_port_attrs_set(struct devlink_port *devlink_port, - struct devlink_port_attrs *attrs) + const struct devlink_port_attrs *attrs) { - int ret; - ASSERT_DEVLINK_PORT_NOT_REGISTERED(devlink_port); + WARN_ON(attrs->splittable && attrs->split); devlink_port->attrs = *attrs; - ret = __devlink_port_attrs_set(devlink_port, attrs->flavour); - if (ret) - return; - WARN_ON(attrs->splittable && attrs->split); + __devlink_port_attrs_set(devlink_port, attrs->flavour); } EXPORT_SYMBOL_GPL(devlink_port_attrs_set); @@ -1383,14 +1381,10 @@ void devlink_port_attrs_pci_pf_set(struct devlink_port *devlink_port, u32 contro u16 pf, bool external) { struct devlink_port_attrs *attrs = &devlink_port->attrs; - int ret; ASSERT_DEVLINK_PORT_NOT_REGISTERED(devlink_port); - ret = __devlink_port_attrs_set(devlink_port, - DEVLINK_PORT_FLAVOUR_PCI_PF); - if (ret) - return; + __devlink_port_attrs_set(devlink_port, DEVLINK_PORT_FLAVOUR_PCI_PF); attrs->pci_pf.controller = controller; attrs->pci_pf.pf = pf; attrs->pci_pf.external = external; @@ -1411,14 +1405,10 @@ void devlink_port_attrs_pci_vf_set(struct devlink_port *devlink_port, u32 contro u16 pf, u16 vf, bool external) { struct devlink_port_attrs *attrs = &devlink_port->attrs; - int ret; ASSERT_DEVLINK_PORT_NOT_REGISTERED(devlink_port); - ret = __devlink_port_attrs_set(devlink_port, - DEVLINK_PORT_FLAVOUR_PCI_VF); - if (ret) - return; + __devlink_port_attrs_set(devlink_port, DEVLINK_PORT_FLAVOUR_PCI_VF); attrs->pci_vf.controller = controller; attrs->pci_vf.pf = pf; attrs->pci_vf.vf = vf; @@ -1439,14 +1429,10 @@ void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port, u32 contro u16 pf, u32 sf, bool external) { struct devlink_port_attrs *attrs = &devlink_port->attrs; - int ret; ASSERT_DEVLINK_PORT_NOT_REGISTERED(devlink_port); - ret = __devlink_port_attrs_set(devlink_port, - DEVLINK_PORT_FLAVOUR_PCI_SF); - if (ret) - return; + __devlink_port_attrs_set(devlink_port, DEVLINK_PORT_FLAVOUR_PCI_SF); attrs->pci_sf.controller = controller; attrs->pci_sf.pf = pf; attrs->pci_sf.sf = sf; @@ -1519,7 +1505,7 @@ static int __devlink_port_phys_port_name_get(struct devlink_port *devlink_port, struct devlink_port_attrs *attrs = &devlink_port->attrs; int n = 0; - if (!devlink_port->attrs_set) + if (!devlink_port->attrs_set || devlink_port->attrs.no_phys_port_name) return -EOPNOTSUPP; switch (attrs->flavour) { diff --git a/net/devlink/rate.c b/net/devlink/rate.c index 8828ffaf6cbc..41be2d6c2954 100644 --- a/net/devlink/rate.c +++ b/net/devlink/rate.c @@ -12,8 +12,7 @@ devlink_rate_is_leaf(struct devlink_rate *devlink_rate) return devlink_rate->type == DEVLINK_RATE_TYPE_LEAF; } -static inline bool -devlink_rate_is_node(struct devlink_rate *devlink_rate) +bool devlink_rate_is_node(const struct devlink_rate *devlink_rate) { return devlink_rate->type == DEVLINK_RATE_TYPE_NODE; } @@ -34,7 +33,7 @@ devlink_rate_leaf_get_from_info(struct devlink *devlink, struct genl_info *info) static struct devlink_rate * devlink_rate_node_get_by_name(struct devlink *devlink, const char *node_name) { - static struct devlink_rate *devlink_rate; + struct devlink_rate *devlink_rate; list_for_each_entry(devlink_rate, &devlink->rate_list, list) { if (devlink_rate_is_node(devlink_rate) && @@ -80,6 +79,29 @@ devlink_rate_get_from_info(struct devlink *devlink, struct genl_info *info) return ERR_PTR(-EINVAL); } +static int devlink_rate_put_tc_bws(struct sk_buff *msg, u32 *tc_bw) +{ + struct nlattr *nla_tc_bw; + int i; + + for (i = 0; i < DEVLINK_RATE_TCS_MAX; i++) { + nla_tc_bw = nla_nest_start(msg, DEVLINK_ATTR_RATE_TC_BWS); + if (!nla_tc_bw) + return -EMSGSIZE; + + if (nla_put_u8(msg, DEVLINK_RATE_TC_ATTR_INDEX, i) || + nla_put_u32(msg, DEVLINK_RATE_TC_ATTR_BW, tc_bw[i])) + goto nla_put_failure; + + nla_nest_end(msg, nla_tc_bw); + } + return 0; + +nla_put_failure: + nla_nest_cancel(msg, nla_tc_bw); + return -EMSGSIZE; +} + static int devlink_nl_rate_fill(struct sk_buff *msg, struct devlink_rate *devlink_rate, enum devlink_command cmd, u32 portid, u32 seq, @@ -129,6 +151,9 @@ static int devlink_nl_rate_fill(struct sk_buff *msg, devlink_rate->parent->name)) goto nla_put_failure; + if (devlink_rate_put_tc_bws(msg, devlink_rate->tc_bw)) + goto nla_put_failure; + genlmsg_end(msg, hdr); return 0; @@ -316,6 +341,87 @@ devlink_nl_rate_parent_node_set(struct devlink_rate *devlink_rate, return 0; } +static int devlink_nl_rate_tc_bw_parse(struct nlattr *parent_nest, u32 *tc_bw, + unsigned long *bitmap, + struct netlink_ext_ack *extack) +{ + struct nlattr *tb[DEVLINK_RATE_TC_ATTR_MAX + 1]; + u8 tc_index; + int err; + + err = nla_parse_nested(tb, DEVLINK_RATE_TC_ATTR_MAX, parent_nest, + devlink_dl_rate_tc_bws_nl_policy, extack); + if (err) + return err; + + if (!tb[DEVLINK_RATE_TC_ATTR_INDEX]) { + NL_SET_ERR_ATTR_MISS(extack, parent_nest, + DEVLINK_RATE_TC_ATTR_INDEX); + return -EINVAL; + } + + tc_index = nla_get_u8(tb[DEVLINK_RATE_TC_ATTR_INDEX]); + + if (!tb[DEVLINK_RATE_TC_ATTR_BW]) { + NL_SET_ERR_ATTR_MISS(extack, parent_nest, + DEVLINK_RATE_TC_ATTR_BW); + return -EINVAL; + } + + if (test_and_set_bit(tc_index, bitmap)) { + NL_SET_ERR_MSG_FMT(extack, + "Duplicate traffic class index specified (%u)", + tc_index); + return -EINVAL; + } + + tc_bw[tc_index] = nla_get_u32(tb[DEVLINK_RATE_TC_ATTR_BW]); + + return 0; +} + +static int devlink_nl_rate_tc_bw_set(struct devlink_rate *devlink_rate, + struct genl_info *info) +{ + DECLARE_BITMAP(bitmap, DEVLINK_RATE_TCS_MAX) = {}; + struct devlink *devlink = devlink_rate->devlink; + const struct devlink_ops *ops = devlink->ops; + u32 tc_bw[DEVLINK_RATE_TCS_MAX] = {}; + int rem, err = -EOPNOTSUPP, i; + struct nlattr *attr; + + nlmsg_for_each_attr_type(attr, DEVLINK_ATTR_RATE_TC_BWS, info->nlhdr, + GENL_HDRLEN, rem) { + err = devlink_nl_rate_tc_bw_parse(attr, tc_bw, bitmap, + info->extack); + if (err) + return err; + } + + for (i = 0; i < DEVLINK_RATE_TCS_MAX; i++) { + if (!test_bit(i, bitmap)) { + NL_SET_ERR_MSG_FMT(info->extack, + "Bandwidth values must be specified for all %u traffic classes", + DEVLINK_RATE_TCS_MAX); + return -EINVAL; + } + } + + if (devlink_rate_is_leaf(devlink_rate)) + err = ops->rate_leaf_tc_bw_set(devlink_rate, devlink_rate->priv, + tc_bw, info->extack); + else if (devlink_rate_is_node(devlink_rate)) + err = ops->rate_node_tc_bw_set(devlink_rate, devlink_rate->priv, + tc_bw, info->extack); + + if (err) + return err; + + memcpy(devlink_rate->tc_bw, tc_bw, sizeof(tc_bw)); + + return 0; +} + static int devlink_nl_rate_set(struct devlink_rate *devlink_rate, const struct devlink_ops *ops, struct genl_info *info) @@ -388,6 +494,12 @@ static int devlink_nl_rate_set(struct devlink_rate *devlink_rate, return err; } + if (attrs[DEVLINK_ATTR_RATE_TC_BWS]) { + err = devlink_nl_rate_tc_bw_set(devlink_rate, info); + if (err) + return err; + } + return 0; } @@ -423,6 +535,13 @@ static bool devlink_rate_set_ops_supported(const struct devlink_ops *ops, "TX weight set isn't supported for the leafs"); return false; } + if (attrs[DEVLINK_ATTR_RATE_TC_BWS] && + !ops->rate_leaf_tc_bw_set) { + NL_SET_ERR_MSG_ATTR(info->extack, + attrs[DEVLINK_ATTR_RATE_TC_BWS], + "TC bandwidth set isn't supported for the leafs"); + return false; + } } else if (type == DEVLINK_RATE_TYPE_NODE) { if (attrs[DEVLINK_ATTR_RATE_TX_SHARE] && !ops->rate_node_tx_share_set) { NL_SET_ERR_MSG(info->extack, "TX share set isn't supported for the nodes"); @@ -449,6 +568,13 @@ static bool devlink_rate_set_ops_supported(const struct devlink_ops *ops, "TX weight set isn't supported for the nodes"); return false; } + if (attrs[DEVLINK_ATTR_RATE_TC_BWS] && + !ops->rate_node_tc_bw_set) { + NL_SET_ERR_MSG_ATTR(info->extack, + attrs[DEVLINK_ATTR_RATE_TC_BWS], + "TC bandwidth set isn't supported for the nodes"); + return false; + } } else { WARN(1, "Unknown type of rate object"); return false; @@ -501,7 +627,7 @@ int devlink_nl_rate_new_doit(struct sk_buff *skb, struct genl_info *info) else if (rate_node == ERR_PTR(-EINVAL)) return -EINVAL; - rate_node = kzalloc(sizeof(*rate_node), GFP_KERNEL); + rate_node = kzalloc_obj(*rate_node); if (!rate_node) return -ENOMEM; @@ -561,14 +687,16 @@ int devlink_nl_rate_del_doit(struct sk_buff *skb, struct genl_info *info) return err; } -int devlink_rate_nodes_check(struct devlink *devlink, u16 mode, - struct netlink_ext_ack *extack) +int devlink_rates_check(struct devlink *devlink, + bool (*rate_filter)(const struct devlink_rate *), + struct netlink_ext_ack *extack) { struct devlink_rate *devlink_rate; list_for_each_entry(devlink_rate, &devlink->rate_list, list) - if (devlink_rate_is_node(devlink_rate)) { - NL_SET_ERR_MSG(extack, "Rate node(s) exists."); + if (!rate_filter || rate_filter(devlink_rate)) { + if (extack) + NL_SET_ERR_MSG(extack, "Rate node(s) exists."); return -EBUSY; } return 0; @@ -593,7 +721,7 @@ devl_rate_node_create(struct devlink *devlink, void *priv, char *node_name, if (!IS_ERR(rate_node)) return ERR_PTR(-EEXIST); - rate_node = kzalloc(sizeof(*rate_node), GFP_KERNEL); + rate_node = kzalloc_obj(*rate_node); if (!rate_node) return ERR_PTR(-ENOMEM); @@ -638,7 +766,7 @@ int devl_rate_leaf_create(struct devlink_port *devlink_port, void *priv, if (WARN_ON(devlink_port->devlink_rate)) return -EBUSY; - devlink_rate = kzalloc(sizeof(*devlink_rate), GFP_KERNEL); + devlink_rate = kzalloc_obj(*devlink_rate); if (!devlink_rate) return -ENOMEM; @@ -692,8 +820,8 @@ EXPORT_SYMBOL_GPL(devl_rate_leaf_destroy); */ void devl_rate_nodes_destroy(struct devlink *devlink) { - static struct devlink_rate *devlink_rate, *tmp; const struct devlink_ops *ops = devlink->ops; + struct devlink_rate *devlink_rate, *tmp; devl_assert_locked(devlink); @@ -701,13 +829,15 @@ void devl_rate_nodes_destroy(struct devlink *devlink) if (!devlink_rate->parent) continue; - refcount_dec(&devlink_rate->parent->refcnt); if (devlink_rate_is_leaf(devlink_rate)) ops->rate_leaf_parent_set(devlink_rate, NULL, devlink_rate->priv, NULL, NULL); else if (devlink_rate_is_node(devlink_rate)) ops->rate_node_parent_set(devlink_rate, NULL, devlink_rate->priv, NULL, NULL); + + refcount_dec(&devlink_rate->parent->refcnt); + devlink_rate->parent = NULL; } list_for_each_entry_safe(devlink_rate, tmp, &devlink->rate_list, list) { if (devlink_rate_is_node(devlink_rate)) { diff --git a/net/devlink/region.c b/net/devlink/region.c index 63fb297f6d67..5588e3d560b9 100644 --- a/net/devlink/region.c +++ b/net/devlink/region.c @@ -50,7 +50,7 @@ devlink_port_region_get_by_name(struct devlink_port *port, struct devlink_region *region; list_for_each_entry(region, &port->region_list, list) - if (!strcmp(region->ops->name, region_name)) + if (!strcmp(region->port_ops->name, region_name)) return region; return NULL; @@ -428,7 +428,7 @@ __devlink_region_snapshot_create(struct devlink_region *region, if (devlink_region_snapshot_get_by_id(region, snapshot_id)) return -EEXIST; - snapshot = kzalloc(sizeof(*snapshot), GFP_KERNEL); + snapshot = kzalloc_obj(*snapshot); if (!snapshot) return -ENOMEM; @@ -1055,7 +1055,7 @@ struct devlink_region *devl_region_create(struct devlink *devlink, if (devlink_region_get_by_name(devlink, ops->name)) return ERR_PTR(-EEXIST); - region = kzalloc(sizeof(*region), GFP_KERNEL); + region = kzalloc_obj(*region); if (!region) return ERR_PTR(-ENOMEM); @@ -1128,7 +1128,7 @@ devlink_port_region_create(struct devlink_port *port, goto unlock; } - region = kzalloc(sizeof(*region), GFP_KERNEL); + region = kzalloc_obj(*region); if (!region) { err = -ENOMEM; goto unlock; diff --git a/net/devlink/resource.c b/net/devlink/resource.c index 2d6324f3d91f..3d2f42bc2fb5 100644 --- a/net/devlink/resource.c +++ b/net/devlink/resource.c @@ -36,15 +36,16 @@ struct devlink_resource { }; static struct devlink_resource * -devlink_resource_find(struct devlink *devlink, - struct devlink_resource *resource, u64 resource_id) +__devlink_resource_find(struct list_head *resource_list_head, + struct devlink_resource *resource, + u64 resource_id) { struct list_head *resource_list; if (resource) resource_list = &resource->resource_list; else - resource_list = &devlink->resource_list; + resource_list = resource_list_head; list_for_each_entry(resource, resource_list, list) { struct devlink_resource *child_resource; @@ -52,14 +53,23 @@ devlink_resource_find(struct devlink *devlink, if (resource->id == resource_id) return resource; - child_resource = devlink_resource_find(devlink, resource, - resource_id); + child_resource = __devlink_resource_find(resource_list_head, + resource, + resource_id); if (child_resource) return child_resource; } return NULL; } +static struct devlink_resource * +devlink_resource_find(struct devlink *devlink, + struct devlink_resource *resource, u64 resource_id) +{ + return __devlink_resource_find(&devlink->resource_list, + resource, resource_id); +} + static void devlink_resource_validate_children(struct devlink_resource *resource) { @@ -213,11 +223,38 @@ nla_put_failure: return -EMSGSIZE; } +static int devlink_resource_list_fill(struct sk_buff *skb, + struct devlink *devlink, + struct list_head *resource_list_head, + int *idx) +{ + struct devlink_resource *resource; + int i = 0; + int err; + + list_for_each_entry(resource, resource_list_head, list) { + if (i < *idx) { + i++; + continue; + } + err = devlink_resource_put(devlink, skb, resource); + if (err) { + *idx = i; + return err; + } + i++; + } + *idx = 0; + return 0; +} + static int devlink_resource_fill(struct genl_info *info, enum devlink_command cmd, int flags) { + struct devlink_port *devlink_port = info->user_ptr[1]; struct devlink *devlink = info->user_ptr[0]; struct devlink_resource *resource; + struct list_head *resource_list; struct nlattr *resources_attr; struct sk_buff *skb = NULL; struct nlmsghdr *nlh; @@ -226,7 +263,9 @@ static int devlink_resource_fill(struct genl_info *info, int i; int err; - resource = list_first_entry(&devlink->resource_list, + resource_list = devlink_port ? + &devlink_port->resource_list : &devlink->resource_list; + resource = list_first_entry(resource_list, struct devlink_resource, list); start_again: err = devlink_nl_msg_reply_and_new(&skb, info); @@ -242,6 +281,9 @@ start_again: if (devlink_nl_put_handle(skb, devlink)) goto nla_put_failure; + if (devlink_port && + nla_put_u32(skb, DEVLINK_ATTR_PORT_INDEX, devlink_port->index)) + goto nla_put_failure; resources_attr = nla_nest_start_noflag(skb, DEVLINK_ATTR_RESOURCE_LIST); @@ -250,7 +292,7 @@ start_again: incomplete = false; i = 0; - list_for_each_entry_from(resource, &devlink->resource_list, list) { + list_for_each_entry_from(resource, resource_list, list) { err = devlink_resource_put(devlink, skb, resource); if (err) { if (!i) @@ -284,14 +326,133 @@ err_resource_put: int devlink_nl_resource_dump_doit(struct sk_buff *skb, struct genl_info *info) { + struct devlink_port *devlink_port = info->user_ptr[1]; struct devlink *devlink = info->user_ptr[0]; + struct list_head *resource_list; + + if (info->attrs[DEVLINK_ATTR_PORT_INDEX] && !devlink_port) + return -ENODEV; - if (list_empty(&devlink->resource_list)) + resource_list = devlink_port ? + &devlink_port->resource_list : &devlink->resource_list; + if (list_empty(resource_list)) return -EOPNOTSUPP; return devlink_resource_fill(info, DEVLINK_CMD_RESOURCE_DUMP, 0); } +static int +devlink_resource_dump_fill_one(struct sk_buff *skb, struct devlink *devlink, + struct devlink_port *devlink_port, + struct netlink_callback *cb, int flags, int *idx) +{ + struct list_head *resource_list; + struct nlattr *resources_attr; + int start_idx = *idx; + void *hdr; + int err; + + resource_list = devlink_port ? + &devlink_port->resource_list : &devlink->resource_list; + + if (list_empty(resource_list)) + return 0; + + err = -EMSGSIZE; + hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq, + &devlink_nl_family, flags, DEVLINK_CMD_RESOURCE_DUMP); + if (!hdr) + return err; + + if (devlink_nl_put_handle(skb, devlink)) + goto nla_put_failure; + if (devlink_port && + nla_put_u32(skb, DEVLINK_ATTR_PORT_INDEX, devlink_port->index)) + goto nla_put_failure; + + resources_attr = nla_nest_start_noflag(skb, DEVLINK_ATTR_RESOURCE_LIST); + if (!resources_attr) + goto nla_put_failure; + + err = devlink_resource_list_fill(skb, devlink, resource_list, idx); + if (err) { + if (*idx == start_idx) + goto resource_list_cancel; + nla_nest_end(skb, resources_attr); + genlmsg_end(skb, hdr); + return err; + } + nla_nest_end(skb, resources_attr); + genlmsg_end(skb, hdr); + return 0; + +resource_list_cancel: + nla_nest_cancel(skb, resources_attr); +nla_put_failure: + genlmsg_cancel(skb, hdr); + return err; +} + +static int +devlink_nl_resource_dump_one(struct sk_buff *skb, struct devlink *devlink, + struct netlink_callback *cb, int flags) +{ + struct devlink_nl_dump_state *state = devlink_dump_state(cb); + const struct genl_info *info = genl_info_dump(cb); + struct devlink_port *devlink_port; + struct nlattr *scope_attr = NULL; + unsigned long port_idx; + u32 scope = 0; + int err; + + if (info->attrs && info->attrs[DEVLINK_ATTR_RESOURCE_SCOPE_MASK]) { + scope_attr = info->attrs[DEVLINK_ATTR_RESOURCE_SCOPE_MASK]; + scope = nla_get_u32(scope_attr); + if (!scope) { + NL_SET_ERR_MSG_ATTR(info->extack, scope_attr, + "empty resource scope selection"); + return -EINVAL; + } + } + + if (!state->port_ctx.index_valid && + (!scope || (scope & DEVLINK_RESOURCE_SCOPE_DEV))) { + err = devlink_resource_dump_fill_one(skb, devlink, NULL, + cb, flags, &state->idx); + if (err) + return err; + state->idx = 0; + } + + if (scope && !(scope & DEVLINK_RESOURCE_SCOPE_PORT)) + goto out; + /* Check in case port was removed between dump callbacks. */ + if (state->port_ctx.index_valid && + !xa_load(&devlink->ports, state->port_ctx.index)) + state->idx = 0; + state->port_ctx.index_valid = true; + xa_for_each_start(&devlink->ports, port_idx, devlink_port, + state->port_ctx.index) { + err = devlink_resource_dump_fill_one(skb, devlink, devlink_port, + cb, flags, &state->idx); + if (err) { + state->port_ctx.index = port_idx; + return err; + } + state->idx = 0; + } +out: + state->port_ctx.index_valid = false; + state->port_ctx.index = 0; + return 0; +} + +int devlink_nl_resource_dump_dumpit(struct sk_buff *skb, + struct netlink_callback *cb) +{ + return devlink_nl_dumpit(skb, cb, devlink_nl_resource_dump_one); +} + int devlink_resources_validate(struct devlink *devlink, struct devlink_resource *resource, struct genl_info *info) @@ -314,26 +475,12 @@ int devlink_resources_validate(struct devlink *devlink, return err; } -/** - * devl_resource_register - devlink resource register - * - * @devlink: devlink - * @resource_name: resource's name - * @resource_size: resource's size - * @resource_id: resource's id - * @parent_resource_id: resource's parent id - * @size_params: size parameters - * - * Generic resources should reuse the same names across drivers. - * Please see the generic resources list at: - * Documentation/networking/devlink/devlink-resource.rst - */ -int devl_resource_register(struct devlink *devlink, - const char *resource_name, - u64 resource_size, - u64 resource_id, - u64 parent_resource_id, - const struct devlink_resource_size_params *size_params) +static int +__devl_resource_register(struct devlink *devlink, + struct list_head *resource_list_head, + const char *resource_name, u64 resource_size, + u64 resource_id, u64 parent_resource_id, + const struct devlink_resource_size_params *params) { struct devlink_resource *resource; struct list_head *resource_list; @@ -343,21 +490,23 @@ int devl_resource_register(struct devlink *devlink, top_hierarchy = parent_resource_id == DEVLINK_RESOURCE_ID_PARENT_TOP; - resource = devlink_resource_find(devlink, NULL, resource_id); + resource = __devlink_resource_find(resource_list_head, NULL, + resource_id); if (resource) return -EEXIST; - resource = kzalloc(sizeof(*resource), GFP_KERNEL); + resource = kzalloc_obj(*resource); if (!resource) return -ENOMEM; if (top_hierarchy) { - resource_list = &devlink->resource_list; + resource_list = resource_list_head; } else { struct devlink_resource *parent_resource; - parent_resource = devlink_resource_find(devlink, NULL, - parent_resource_id); + parent_resource = __devlink_resource_find(resource_list_head, + NULL, + parent_resource_id); if (parent_resource) { resource_list = &parent_resource->resource_list; resource->parent = parent_resource; @@ -372,46 +521,78 @@ int devl_resource_register(struct devlink *devlink, resource->size_new = resource_size; resource->id = resource_id; resource->size_valid = true; - memcpy(&resource->size_params, size_params, - sizeof(resource->size_params)); + memcpy(&resource->size_params, params, sizeof(resource->size_params)); INIT_LIST_HEAD(&resource->resource_list); list_add_tail(&resource->list, resource_list); return 0; } + +/** + * devl_resource_register - devlink resource register + * + * @devlink: devlink + * @resource_name: resource's name + * @resource_size: resource's size + * @resource_id: resource's id + * @parent_resource_id: resource's parent id + * @params: size parameters + * + * Generic resources should reuse the same names across drivers. + * Please see the generic resources list at: + * Documentation/networking/devlink/devlink-resource.rst + * + * Return: 0 on success, negative error code otherwise. + */ +int devl_resource_register(struct devlink *devlink, const char *resource_name, + u64 resource_size, u64 resource_id, + u64 parent_resource_id, + const struct devlink_resource_size_params *params) +{ + return __devl_resource_register(devlink, &devlink->resource_list, + resource_name, resource_size, + resource_id, parent_resource_id, + params); +} EXPORT_SYMBOL_GPL(devl_resource_register); -static void devlink_resource_unregister(struct devlink *devlink, - struct devlink_resource *resource) +static void devlink_resource_unregister(struct devlink_resource *resource) { struct devlink_resource *tmp, *child_resource; list_for_each_entry_safe(child_resource, tmp, &resource->resource_list, list) { - devlink_resource_unregister(devlink, child_resource); + devlink_resource_unregister(child_resource); list_del(&child_resource->list); kfree(child_resource); } } -/** - * devl_resources_unregister - free all resources - * - * @devlink: devlink - */ -void devl_resources_unregister(struct devlink *devlink) +static void +__devl_resources_unregister(struct devlink *devlink, + struct list_head *resource_list_head) { struct devlink_resource *tmp, *child_resource; lockdep_assert_held(&devlink->lock); - list_for_each_entry_safe(child_resource, tmp, &devlink->resource_list, + list_for_each_entry_safe(child_resource, tmp, resource_list_head, list) { - devlink_resource_unregister(devlink, child_resource); + devlink_resource_unregister(child_resource); list_del(&child_resource->list); kfree(child_resource); } } + +/** + * devl_resources_unregister - free all resources + * + * @devlink: devlink + */ +void devl_resources_unregister(struct devlink *devlink) +{ + __devl_resources_unregister(devlink, &devlink->resource_list); +} EXPORT_SYMBOL_GPL(devl_resources_unregister); /** @@ -502,3 +683,46 @@ void devl_resource_occ_get_unregister(struct devlink *devlink, resource->occ_get_priv = NULL; } EXPORT_SYMBOL_GPL(devl_resource_occ_get_unregister); + +/** + * devl_port_resource_register - devlink port resource register + * + * @devlink_port: devlink port + * @resource_name: resource's name + * @resource_size: resource's size + * @resource_id: resource's id + * @parent_resource_id: resource's parent id + * @params: size parameters + * + * Generic resources should reuse the same names across drivers. + * Please see the generic resources list at: + * Documentation/networking/devlink/devlink-resource.rst + * + * Return: 0 on success, negative error code otherwise. + */ +int +devl_port_resource_register(struct devlink_port *devlink_port, + const char *resource_name, + u64 resource_size, u64 resource_id, + u64 parent_resource_id, + const struct devlink_resource_size_params *params) +{ + return __devl_resource_register(devlink_port->devlink, + &devlink_port->resource_list, + resource_name, resource_size, + resource_id, parent_resource_id, + params); +} +EXPORT_SYMBOL_GPL(devl_port_resource_register); + +/** + * devl_port_resources_unregister - unregister all devlink port resources + * + * @devlink_port: devlink port + */ +void devl_port_resources_unregister(struct devlink_port *devlink_port) +{ + __devl_resources_unregister(devlink_port->devlink, + &devlink_port->resource_list); +} +EXPORT_SYMBOL_GPL(devl_port_resources_unregister); diff --git a/net/devlink/sb.c b/net/devlink/sb.c index 0a76bb32502b..49fcbfe08f15 100644 --- a/net/devlink/sb.c +++ b/net/devlink/sb.c @@ -943,7 +943,7 @@ int devl_sb_register(struct devlink *devlink, unsigned int sb_index, if (devlink_sb_index_exists(devlink, sb_index)) return -EEXIST; - devlink_sb = kzalloc(sizeof(*devlink_sb), GFP_KERNEL); + devlink_sb = kzalloc_obj(*devlink_sb); if (!devlink_sb) return -ENOMEM; devlink_sb->index = sb_index; diff --git a/net/devlink/sh_dev.c b/net/devlink/sh_dev.c new file mode 100644 index 000000000000..85acce97e788 --- /dev/null +++ b/net/devlink/sh_dev.c @@ -0,0 +1,161 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* Copyright (c) 2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */ + +#include <net/devlink.h> + +#include "devl_internal.h" + +static LIST_HEAD(shd_list); +static DEFINE_MUTEX(shd_mutex); /* Protects shd_list and shd->list */ + +/* This structure represents a shared devlink instance, + * there is one created per identifier (e.g., serial number). + */ +struct devlink_shd { + struct list_head list; /* Node in shd list */ + const char *id; /* Identifier string (e.g., serial number) */ + refcount_t refcount; /* Reference count */ + size_t priv_size; /* Size of driver private data */ + char priv[] __aligned(NETDEV_ALIGN) __counted_by(priv_size); +}; + +static struct devlink_shd *devlink_shd_lookup(const char *id) +{ + struct devlink_shd *shd; + + list_for_each_entry(shd, &shd_list, list) { + if (!strcmp(shd->id, id)) + return shd; + } + + return NULL; +} + +static struct devlink_shd *devlink_shd_create(const char *id, + const struct devlink_ops *ops, + size_t priv_size, + const struct device_driver *driver) +{ + struct devlink_shd *shd; + struct devlink *devlink; + + devlink = __devlink_alloc(ops, sizeof(struct devlink_shd) + priv_size, + &init_net, NULL, driver); + if (!devlink) + return NULL; + shd = devlink_priv(devlink); + + shd->id = kstrdup(id, GFP_KERNEL); + if (!shd->id) + goto err_devlink_free; + shd->priv_size = priv_size; + refcount_set(&shd->refcount, 1); + + devl_lock(devlink); + devl_register(devlink); + devl_unlock(devlink); + + list_add_tail(&shd->list, &shd_list); + + return shd; + +err_devlink_free: + devlink_free(devlink); + return NULL; +} + +static void devlink_shd_destroy(struct devlink_shd *shd) +{ + struct devlink *devlink = priv_to_devlink(shd); + + list_del(&shd->list); + devl_lock(devlink); + devl_unregister(devlink); + devl_unlock(devlink); + kfree(shd->id); + devlink_free(devlink); +} + +/** + * devlink_shd_get - Get or create a shared devlink instance + * @id: Identifier string (e.g., serial number) for the shared instance + * @ops: Devlink operations structure + * @priv_size: Size of private data structure + * @driver: Driver associated with the shared devlink instance + * + * Get an existing shared devlink instance identified by @id, or create + * a new one if it doesn't exist. Return the devlink instance with a + * reference held. The caller must call devlink_shd_put() when done. + * + * All callers sharing the same @id must pass identical @ops, @priv_size + * and @driver. A mismatch triggers a warning and returns NULL. + * + * Return: Pointer to the shared devlink instance on success, + * NULL on failure + */ +struct devlink *devlink_shd_get(const char *id, + const struct devlink_ops *ops, + size_t priv_size, + const struct device_driver *driver) +{ + struct devlink *devlink; + struct devlink_shd *shd; + + mutex_lock(&shd_mutex); + + shd = devlink_shd_lookup(id); + if (!shd) { + shd = devlink_shd_create(id, ops, priv_size, driver); + goto unlock; + } + + devlink = priv_to_devlink(shd); + if (WARN_ON_ONCE(devlink->ops != ops || + shd->priv_size != priv_size || + devlink->dev_driver != driver)) { + shd = NULL; + goto unlock; + } + refcount_inc(&shd->refcount); + +unlock: + mutex_unlock(&shd_mutex); + return shd ? priv_to_devlink(shd) : NULL; +} +EXPORT_SYMBOL_GPL(devlink_shd_get); + +/** + * devlink_shd_put - Release a reference on a shared devlink instance + * @devlink: Shared devlink instance + * + * Release a reference on a shared devlink instance obtained via + * devlink_shd_get(). + */ +void devlink_shd_put(struct devlink *devlink) +{ + struct devlink_shd *shd; + + mutex_lock(&shd_mutex); + shd = devlink_priv(devlink); + if (refcount_dec_and_test(&shd->refcount)) + devlink_shd_destroy(shd); + mutex_unlock(&shd_mutex); +} +EXPORT_SYMBOL_GPL(devlink_shd_put); + +/** + * devlink_shd_get_priv - Get private data from shared devlink instance + * @devlink: Devlink instance + * + * Returns a pointer to the driver's private data structure within + * the shared devlink instance. + * + * Return: Pointer to private data + */ +void *devlink_shd_get_priv(struct devlink *devlink) +{ + struct devlink_shd *shd = devlink_priv(devlink); + + return shd->priv; +} +EXPORT_SYMBOL_GPL(devlink_shd_get_priv); diff --git a/net/devlink/trap.c b/net/devlink/trap.c index f36087f90db5..8edb31654a68 100644 --- a/net/devlink/trap.c +++ b/net/devlink/trap.c @@ -1271,7 +1271,7 @@ devlink_trap_register(struct devlink *devlink, if (devlink_trap_item_lookup(devlink, trap->name)) return -EEXIST; - trap_item = kzalloc(sizeof(*trap_item), GFP_KERNEL); + trap_item = kzalloc_obj(*trap_item); if (!trap_item) return -ENOMEM; @@ -1545,7 +1545,7 @@ devlink_trap_group_register(struct devlink *devlink, if (devlink_trap_group_item_lookup(devlink, group->name)) return -EEXIST; - group_item = kzalloc(sizeof(*group_item), GFP_KERNEL); + group_item = kzalloc_obj(*group_item); if (!group_item) return -ENOMEM; @@ -1751,7 +1751,7 @@ devlink_trap_policer_register(struct devlink *devlink, if (devlink_trap_policer_item_lookup(devlink, policer->id)) return -EEXIST; - policer_item = kzalloc(sizeof(*policer_item), GFP_KERNEL); + policer_item = kzalloc_obj(*policer_item); if (!policer_item) return -ENOMEM; |