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Btrfs: move the R/O check out of btrfs_clean_one_deleted_snapshot()

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If the fs is remounted to be R/O, it is unnecessary to call
btrfs_clean_one_deleted_snapshot(), so move the R/O check out of
this function. And besides that, it can make the check logic in the
caller more clear.

Cc: David Sterba <dsterba@suse.cz>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
This commit is contained in:
Miao Xie
2013-05-14 10:20:42 +00:00
committed by Josef Bacik
parent 05323cd135
commit dc7f370c05
2 changed files with 9 additions and 5 deletions
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5
fs/btrfs/transaction.c
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@@ -1885,11 +1885,6 @@ int btrfs_clean_one_deleted_snapshot(struct btrfs_root *root)
int ret;
struct btrfs_fs_info *fs_info = root->fs_info;
if (fs_info->sb->s_flags & MS_RDONLY) {
pr_debug("btrfs: cleaner called for RO fs!\n");
return 0;
}
spin_lock(&fs_info->trans_lock);
if (list_empty(&fs_info->dead_roots)) {
spin_unlock(&fs_info->trans_lock);