6.6-stable review patch. If anyone has any objections, please let me know.
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From: Or Har-Toov ohartoov@nvidia.com
[ 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.171214037... Signed-off-by: Leon Romanovsky leon@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/hw/mlx5/mlx5_ib.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 16713baf0d060..6a57af8fa231b 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; };