diff options
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index bbba14b629d..6a218f792e5 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -487,9 +487,15 @@ int btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct inode *inode, atomic_inc(&fs_info->nr_async_submits); btrfs_queue_worker(&fs_info->workers, &async->work); - wait_event_timeout(fs_info->async_submit_wait, + if (atomic_read(&fs_info->nr_async_submits) > limit) { + wait_event_timeout(fs_info->async_submit_wait, (atomic_read(&fs_info->nr_async_submits) < limit), HZ/10); + + wait_event_timeout(fs_info->async_submit_wait, + (atomic_read(&fs_info->nr_async_bios) < limit), + HZ/10); + } return 0; } |