return 0;
}
+static int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info)
+{
+ u64 root_objectid = 0;
+ struct btrfs_root *gang[8];
+ int i = 0;
+ int err = 0;
+ unsigned int ret = 0;
+
+ while (1) {
+ spin_lock(&fs_info->fs_roots_radix_lock);
+ ret = radix_tree_gang_lookup(&fs_info->fs_roots_radix,
+ (void **)gang, root_objectid,
+ ARRAY_SIZE(gang));
+ if (!ret) {
+ spin_unlock(&fs_info->fs_roots_radix_lock);
+ break;
+ }
+ root_objectid = gang[ret - 1]->root_key.objectid + 1;
+
+ for (i = 0; i < ret; i++) {
+ /* Avoid to grab roots in dead_roots. */
+ if (btrfs_root_refs(&gang[i]->root_item) == 0) {
+ gang[i] = NULL;
+ continue;
+ }
+ /* Grab all the search result for later use. */
+ gang[i] = btrfs_grab_root(gang[i]);
+ }
+ spin_unlock(&fs_info->fs_roots_radix_lock);
+
+ for (i = 0; i < ret; i++) {
+ if (!gang[i])
+ continue;
+ root_objectid = gang[i]->root_key.objectid;
+ err = btrfs_orphan_cleanup(gang[i]);
+ if (err)
+ goto out;
+ btrfs_put_root(gang[i]);
+ }
+ root_objectid++;
+ }
+out:
+ /* Release the uncleaned roots due to error. */
+ for (; i < ret; i++) {
+ if (gang[i])
+ btrfs_put_root(gang[i]);
+ }
+ return err;
+}
+
/*
* Some options only have meaning at mount time and shouldn't persist across
* remounts, or be displayed. Clear these at the end of mount and remount
btrfs_put_root(root);
}
-int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info)
-{
- u64 root_objectid = 0;
- struct btrfs_root *gang[8];
- int i = 0;
- int err = 0;
- unsigned int ret = 0;
-
- while (1) {
- spin_lock(&fs_info->fs_roots_radix_lock);
- ret = radix_tree_gang_lookup(&fs_info->fs_roots_radix,
- (void **)gang, root_objectid,
- ARRAY_SIZE(gang));
- if (!ret) {
- spin_unlock(&fs_info->fs_roots_radix_lock);
- break;
- }
- root_objectid = gang[ret - 1]->root_key.objectid + 1;
-
- for (i = 0; i < ret; i++) {
- /* Avoid to grab roots in dead_roots */
- if (btrfs_root_refs(&gang[i]->root_item) == 0) {
- gang[i] = NULL;
- continue;
- }
- /* grab all the search result for later use */
- gang[i] = btrfs_grab_root(gang[i]);
- }
- spin_unlock(&fs_info->fs_roots_radix_lock);
-
- for (i = 0; i < ret; i++) {
- if (!gang[i])
- continue;
- root_objectid = gang[i]->root_key.objectid;
- err = btrfs_orphan_cleanup(gang[i]);
- if (err)
- goto out;
- btrfs_put_root(gang[i]);
- }
- root_objectid++;
- }
-out:
- /* release the uncleaned roots due to error */
- for (; i < ret; i++) {
- if (gang[i])
- btrfs_put_root(gang[i]);
- }
- return err;
-}
-
int btrfs_commit_super(struct btrfs_fs_info *fs_info)
{
struct btrfs_root *root = fs_info->tree_root;