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RDMA/mlx5: Don't remove cache MRs when a delay is needed
Don't remove MRs from the cache if need to delay the removal.
Fixes: b9358bdbc7
("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>
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1 changed files with 3 additions and 1 deletions
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@ -574,8 +574,10 @@ static void __cache_work_func(struct mlx5_cache_ent *ent)
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spin_lock_irq(&ent->lock);
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if (ent->disabled)
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goto out;
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if (need_delay)
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if (need_delay) {
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queue_delayed_work(cache->wq, &ent->dwork, 300 * HZ);
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goto out;
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}
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remove_cache_mr_locked(ent);
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queue_adjust_cache_locked(ent);
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}
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