diff options
| author | Linux Build Service Account <lnxbuild@localhost> | 2017-03-21 05:00:56 -0700 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2017-03-21 05:00:55 -0700 |
| commit | ce96e448b2a57a6ec43a91a24d1dbb3f5f4095e3 (patch) | |
| tree | 4f3b6e1a6fa91d46f6265d3134418debd77848bc /drivers/infiniband/hw/mlx5/mr.c | |
| parent | b23c3fca0596a7e23dc26cb54b719774eb7d3045 (diff) | |
| parent | 78cbd38fd58116df6d09bfc6166cf57b90d0711d (diff) | |
Merge "Merge tag 'lsk-v4.4-17.02-android' into branch 'msm-4.4'"
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mr.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mr.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 6000f7aeede9..3399271c235b 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -614,6 +614,33 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev) return 0; } +static void wait_for_async_commands(struct mlx5_ib_dev *dev) +{ + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent; + int total = 0; + int i; + int j; + + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) { + ent = &cache->ent[i]; + for (j = 0 ; j < 1000; j++) { + if (!ent->pending) + break; + msleep(50); + } + } + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) { + ent = &cache->ent[i]; + total += ent->pending; + } + + if (total) + mlx5_ib_warn(dev, "aborted while there are %d pending mr requests\n", total); + else + mlx5_ib_warn(dev, "done with all pending requests\n"); +} + int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev) { int i; @@ -627,6 +654,7 @@ int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev) clean_keys(dev, i); destroy_workqueue(dev->cache.wq); + wait_for_async_commands(dev); del_timer_sync(&dev->delay_timer); return 0; |