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| author | Or Har-Toov <ohartoov@nvidia.com> | 2024-04-03 13:35:59 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-05-30 10:49:42 +0300 |
| commit | 112773a487408ed5e6c525a8aab873f7da04353c (patch) | |
| tree | d35d23a8ef2aa662bee380b8b7fad6ac83393e27 | |
| parent | 74ae944144b2e74664b74a41bb8263abcc360ae9 (diff) | |
| download | linux-112773a487408ed5e6c525a8aab873f7da04353c.tar.xz | |
RDMA/mlx5: Uncacheable mkey has neither rb_key or cache_ent
[ Upstream commit 0611a8e8b475fc5230b9a24d29c8397aaab20b63 ]
As some mkeys can't be modified with UMR due to some UMR limitations,
like the size of translation that can be updated, not all user mkeys can
be cached.
Fixes: dd1b913fb0d0 ("RDMA/mlx5: Cache all user cacheable mkeys on dereg MR flow")
Signed-off-by: Or Har-Toov <ohartoov@nvidia.com>
Link: https://lore.kernel.org/r/f2742dd934ed73b2d32c66afb8e91b823063880c.1712140377.git.leon@kernel.org
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index bbe79b86c717..989968ba7415 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -643,7 +643,7 @@ struct mlx5_ib_mkey { unsigned int ndescs; struct wait_queue_head wait; refcount_t usecount; - /* User Mkey must hold either a rb_key or a cache_ent. */ + /* Cacheable user Mkey must hold either a rb_key or a cache_ent. */ struct mlx5r_cache_rb_key rb_key; struct mlx5_cache_ent *cache_ent; }; |