diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-07-17 22:59:12 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-07-17 23:00:19 +0200 |
| commit | a1acbbf4adcd346f12fc567143eac90ef33f29b0 (patch) | |
| tree | 87b85a007a27f22958a4665536ad08962c53d6f7 /fs/btrfs/backref.c | |
| parent | e190df2400db9ac749c77ffc054b8d8ec5cf3c47 (diff) | |
| parent | 6bba0caf5883ebc1430df38551bbb77ce05d4659 (diff) | |
Merge branch 'next/board-samsung-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/boards
From Kukjin Kim <kgene.kim@samsung.com>:
The branch includes updating each Samsung boards such as SMDK4X12,
Aquila, Goni and so on, and it is for audio platform device and
supporting of HSOTG or framebuffer.
* 'next/board-samsung-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
ARM: EXYNOS: Add framebuffer support for SMDK4X12
ARM: EXYNOS: Add HSOTG support to SMDK4X12
ARM: S5PV210: Add audio platform device in Goni board
ARM: S5PV210: Add audio platform device in Aquila board
ARM: EXYNOS: Add audio platform device in SMDKV310 board
ARM: S3C64XX: Don't specify an irq_base for WM1192-EV1 board
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'fs/btrfs/backref.c')
| -rw-r--r-- | fs/btrfs/backref.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 7301cdb4b2c..a383c18e74e 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -301,10 +301,14 @@ static int __resolve_indirect_ref(struct btrfs_fs_info *fs_info, goto out; eb = path->nodes[level]; - if (!eb) { - WARN_ON(1); - ret = 1; - goto out; + while (!eb) { + if (!level) { + WARN_ON(1); + ret = 1; + goto out; + } + level--; + eb = path->nodes[level]; } ret = add_all_parents(root, path, parents, level, &ref->key_for_search, @@ -835,6 +839,7 @@ again: } ret = __add_delayed_refs(head, delayed_ref_seq, &prefs_delayed); + mutex_unlock(&head->mutex); if (ret) { spin_unlock(&delayed_refs->lock); goto out; @@ -928,8 +933,6 @@ again: } out: - if (head) - mutex_unlock(&head->mutex); btrfs_free_path(path); while (!list_empty(&prefs)) { ref = list_first_entry(&prefs, struct __prelim_ref, list); |