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Btrfs: handle errors in btrfs_orphan_cleanup

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If we cannot truncate an inode for some reason we will never delete the orphan
item associated with that inode, which means that we will loop forever in
btrfs_orphan_cleanup.  Instead of doing this just return error so we fail to
mount.  It sucks, but hey it's better than hanging.  Thanks,

Signed-off-by: Josef Bacik <josef@redhat.com>
This commit is contained in:
Josef Bacik
2011-01-31 16:22:42 -05:00
parent 3893e33b0b
commit 66b4ffd110
6 changed files with 50 additions and 23 deletions
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15
fs/btrfs/disk-io.c
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@@ -2058,9 +2058,14 @@ struct btrfs_root *open_ctree(struct super_block *sb,
if (!(sb->s_flags & MS_RDONLY)) {
down_read(&fs_info->cleanup_work_sem);
btrfs_orphan_cleanup(fs_info->fs_root);
btrfs_orphan_cleanup(fs_info->tree_root);
err = btrfs_orphan_cleanup(fs_info->fs_root);
if (!err)
err = btrfs_orphan_cleanup(fs_info->tree_root);
up_read(&fs_info->cleanup_work_sem);
if (err) {
close_ctree(tree_root);
return ERR_PTR(err);
}
}
return tree_root;
@@ -2435,8 +2440,12 @@ int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info)
root_objectid = gang[ret - 1]->root_key.objectid + 1;
for (i = 0; i < ret; i++) {
int err;
root_objectid = gang[i]->root_key.objectid;
btrfs_orphan_cleanup(gang[i]);
err = btrfs_orphan_cleanup(gang[i]);
if (err)
return err;
}
root_objectid++;
}