From: Or Har-Toov Date: Wed, 3 Apr 2024 10:35:59 +0000 (+0300) Subject: RDMA/mlx5: Uncacheable mkey has neither rb_key or cache_ent X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0611a8e8b475fc5230b9a24d29c8397aaab20b63;p=linux.git RDMA/mlx5: Uncacheable mkey has neither rb_key or cache_ent 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 Link: https://lore.kernel.org/r/f2742dd934ed73b2d32c66afb8e91b823063880c.1712140377.git.leon@kernel.org Signed-off-by: Leon Romanovsky --- diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index a8de35c07c9ef..e74f048650624 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; };