diff options
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mr.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 3be36ebbf67a..b4d2322e9ca5 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -600,29 +600,21 @@ struct mlx5_ib_mr *mlx5_mr_cache_alloc(struct mlx5_ib_dev *dev, /* Return a MR already available in the cache */ static struct mlx5_ib_mr *get_cache_mr(struct mlx5_cache_ent *req_ent) { - struct mlx5_ib_dev *dev = req_ent->dev; struct mlx5_ib_mr *mr = NULL; struct mlx5_cache_ent *ent = req_ent; - /* Try larger MR pools from the cache to satisfy the allocation */ - for (; ent != &dev->cache.ent[MR_CACHE_LAST_STD_ENTRY + 1]; ent++) { - mlx5_ib_dbg(dev, "order %u, cache index %zu\n", ent->order, - ent - dev->cache.ent); - - spin_lock_irq(&ent->lock); - if (!list_empty(&ent->head)) { - mr = list_first_entry(&ent->head, struct mlx5_ib_mr, - list); - list_del(&mr->list); - ent->available_mrs--; - queue_adjust_cache_locked(ent); - spin_unlock_irq(&ent->lock); - mlx5_clear_mr(mr); - return mr; - } + spin_lock_irq(&ent->lock); + if (!list_empty(&ent->head)) { + mr = list_first_entry(&ent->head, struct mlx5_ib_mr, list); + list_del(&mr->list); + ent->available_mrs--; queue_adjust_cache_locked(ent); spin_unlock_irq(&ent->lock); + mlx5_clear_mr(mr); + return mr; } + queue_adjust_cache_locked(ent); + spin_unlock_irq(&ent->lock); req_ent->miss++; return NULL; } |