diff options
author | Aharon Landau <aharonl@nvidia.com> | 2022-04-04 11:58:03 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-13 21:59:17 +0300 |
commit | 5b88519b78e85f4bcc2598d04bf3683e9f2268b0 (patch) | |
tree | 20a3f82b7ce6e81203ea244f21300f82d56a7c71 /drivers/infiniband | |
parent | d1c87d36a655035f173288a12256fbc1de764538 (diff) | |
download | linux-5b88519b78e85f4bcc2598d04bf3683e9f2268b0.tar.xz |
RDMA/mlx5: Don't remove cache MRs when a delay is needed
[ Upstream commit 84c2362fb65d69c721fec0974556378cbb36a62b ]
Don't remove MRs from the cache if need to delay the removal.
Fixes: b9358bdbc713 ("RDMA/mlx5: Fix locking in MR cache work queue")
Link: https://lore.kernel.org/r/c3087a90ff362c8796c7eaa2715128743ce36722.1649062436.git.leonro@nvidia.com
Signed-off-by: Aharon Landau <aharonl@nvidia.com>
Reviewed-by: Shay Drory <shayd@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/hw/mlx5/mr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 7bb1b9d0941c..85289fddc2ae 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -536,8 +536,10 @@ static void __cache_work_func(struct mlx5_cache_ent *ent) spin_lock_irq(&ent->lock); if (ent->disabled) goto out; - if (need_delay) + if (need_delay) { queue_delayed_work(cache->wq, &ent->dwork, 300 * HZ); + goto out; + } remove_cache_mr_locked(ent); queue_adjust_cache_locked(ent); } |