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Btrfs: don't flush all delalloc inodes when we doesn't get s_umount lock

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We needn't flush all delalloc inodes when we doesn't get s_umount lock,
or we would make the tasks wait for a long time.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
This commit is contained in:
Miao Xie 2014-03-06 13:55:01 +08:00 • committed by Josef Bacik
parent 24af7dd188
commit 6c255e67ce
7 changed files with 29 additions and 24 deletions
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2
fs/btrfs/dev-replace.c
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@ -491,7 +491,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
* flush all outstanding I/O and inode extent mappings before the
* copy operation is declared as being finished
*/
ret = btrfs_start_delalloc_roots(root->fs_info, 0);
ret = btrfs_start_delalloc_roots(root->fs_info, 0, -1);
if (ret) {
mutex_unlock(&dev_replace->lock_finishing_cancel_unmount);
return ret;