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| author | Yosef Etigin <yosefe@voltaire.com> | 2007-05-14 07:26:51 +0300 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-05-19 08:51:53 -0700 |
| commit | 5eb620c81ce35aa0c533131bf4d06c4c8c2bfadf (patch) | |
| tree | 8c6346a3af0611b7b2e1b8df41cb058b5fc145e5 /include/rdma | |
| parent | 8b8c8bca3a63073bac20f0fca178e00fdf7f5a09 (diff) | |
| download | lwn-5eb620c81ce35aa0c533131bf4d06c4c8c2bfadf.tar.gz lwn-5eb620c81ce35aa0c533131bf4d06c4c8c2bfadf.zip | |
IB/core: Add helpers for uncached GID and P_Key searches
Add ib_find_gid() and ib_find_pkey() functions that use uncached device
queries. The calls might block but the returns are always up-to-date.
Cache P_Key and GID table lengths in core to avoid extra port info queries.
Signed-off-by: Yosef Etigin <yosefe@voltaire.com>
Acked-by: Michael S. Tsirkin <mst@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/ib_verbs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 47cefca59c89..0627a6aa282a 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -890,6 +890,8 @@ struct ib_device { spinlock_t client_data_lock; struct ib_cache cache; + int *pkey_tbl_len; + int *gid_tbl_len; u32 flags; @@ -1118,6 +1120,12 @@ int ib_modify_port(struct ib_device *device, u8 port_num, int port_modify_mask, struct ib_port_modify *port_modify); +int ib_find_gid(struct ib_device *device, union ib_gid *gid, + u8 *port_num, u16 *index); + +int ib_find_pkey(struct ib_device *device, + u8 port_num, u16 pkey, u16 *index); + /** * ib_alloc_pd - Allocates an unused protection domain. * @device: The device on which to allocate the protection domain. |