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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-14 14:09:03 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-14 14:09:03 +0100 |
| commit | c7334ce814f7e5d8fc1f9b3126cda0640c2f81b3 (patch) | |
| tree | 91badef5266d0c92506c4af63b1ddb46de02b75c /drivers/base | |
| parent | a121103c922847ba5010819a3f250f1f7fc84ab8 (diff) | |
| download | lwn-c7334ce814f7e5d8fc1f9b3126cda0640c2f81b3.tar.gz lwn-c7334ce814f7e5d8fc1f9b3126cda0640c2f81b3.zip | |
Revert "driver core: Add deferred_probe attribute to devices in sysfs"
This reverts commit 6751667a29d6fd64afb9ce30567ad616b68ed789.
Rob Herring objected to it, and a replacement for it will be added using
debugfs in the future.
Cc: Ben Hutchings <ben.hutchings@codethink.co.uk>
Reported-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/base.h | 2 | ||||
| -rw-r--r-- | drivers/base/core.c | 7 | ||||
| -rw-r--r-- | drivers/base/dd.c | 13 |
3 files changed, 0 insertions, 22 deletions
diff --git a/drivers/base/base.h b/drivers/base/base.h index ada9dce34e6d..e19b1008e5fb 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -141,8 +141,6 @@ extern void device_unblock_probing(void); extern struct kset *devices_kset; extern void devices_kset_move_last(struct device *dev); -extern struct device_attribute dev_attr_deferred_probe; - #if defined(CONFIG_MODULES) && defined(CONFIG_SYSFS) extern void module_add_driver(struct module *mod, struct device_driver *drv); extern void module_remove_driver(struct device_driver *drv); diff --git a/drivers/base/core.c b/drivers/base/core.c index 020ea7f05520..8c25e68e67d7 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1060,14 +1060,8 @@ static int device_add_attrs(struct device *dev) goto err_remove_dev_groups; } - error = device_create_file(dev, &dev_attr_deferred_probe); - if (error) - goto err_remove_online; - return 0; - err_remove_online: - device_remove_file(dev, &dev_attr_online); err_remove_dev_groups: device_remove_groups(dev, dev->groups); err_remove_type_groups: @@ -1085,7 +1079,6 @@ static void device_remove_attrs(struct device *dev) struct class *class = dev->class; const struct device_type *type = dev->type; - device_remove_file(dev, &dev_attr_deferred_probe); device_remove_file(dev, &dev_attr_online); device_remove_groups(dev, dev->groups); diff --git a/drivers/base/dd.c b/drivers/base/dd.c index a8b258e5407b..a1fbf55c4d3a 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -53,19 +53,6 @@ static LIST_HEAD(deferred_probe_pending_list); static LIST_HEAD(deferred_probe_active_list); static atomic_t deferred_trigger_count = ATOMIC_INIT(0); -static ssize_t deferred_probe_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - bool value; - - mutex_lock(&deferred_probe_mutex); - value = !list_empty(&dev->p->deferred_probe); - mutex_unlock(&deferred_probe_mutex); - - return sprintf(buf, "%d\n", value); -} -DEVICE_ATTR_RO(deferred_probe); - /* * In some cases, like suspend to RAM or hibernation, It might be reasonable * to prohibit probing of devices as it could be unsafe. |