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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-11-08 15:28:05 -0500
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-11-08 15:28:05 -0500
commitbad97817dece759dd6c0b24f862b7d0ed588edda (patch)
treefcabaa3ae3e2f17236135e60dc875f47e852cc6d /fs/btrfs/disk-io.c
parent6fe19278ffebdd57e5c5ec10275e6d423404364e (diff)
parent61e6cfa80de5760bbe406f4e815b7739205754d2 (diff)
Merge tag 'v3.12-rc5' into stable/for-linus-3.13
Linux 3.12-rc5 Because the Stefano branch (for SWIOTLB ARM changes) is based on that. Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> * tag 'v3.12-rc5': (550 commits) Linux 3.12-rc5 watchdog: sunxi: Fix section mismatch watchdog: kempld_wdt: Fix bit mask definition watchdog: ts72xx_wdt: locking bug in ioctl ARM: exynos: dts: Update 5250 arch timer node with clock frequency parisc: let probe_kernel_read() capture access to page zero parisc: optimize variable initialization in do_page_fault parisc: fix interruption handler to respect pagefault_disable() parisc: mark parisc_terminate() noreturn and cold. parisc: remove unused syscall_ipi() function. parisc: kill SMP single function call interrupt parisc: Export flush_cache_page() (needed by lustre) vfs: allow O_PATH file descriptors for fstatfs() ext4: fix memory leak in xattr ARC: Ignore ptrace SETREGSET request for synthetic register "stop_pc" ALSA: hda - Sony VAIO Pro 13 (haswell) now has a working headset jack ALSA: hda - Add a headset mic model for ALC269 and friends ALSA: hda - Fix microphone for Sony VAIO Pro 13 (Haswell model) compiler/gcc4: Add quirk for 'asm goto' miscompilation bug Revert "i915: Update VGA arbiter support for newer devices" ...
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4ae17ed13b3..62176ad8984 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1561,8 +1561,9 @@ int btrfs_insert_fs_root(struct btrfs_fs_info *fs_info,
return ret;
}
-struct btrfs_root *btrfs_read_fs_root_no_name(struct btrfs_fs_info *fs_info,
- struct btrfs_key *location)
+struct btrfs_root *btrfs_get_fs_root(struct btrfs_fs_info *fs_info,
+ struct btrfs_key *location,
+ bool check_ref)
{
struct btrfs_root *root;
int ret;
@@ -1586,7 +1587,7 @@ struct btrfs_root *btrfs_read_fs_root_no_name(struct btrfs_fs_info *fs_info,
again:
root = btrfs_lookup_fs_root(fs_info, location->objectid);
if (root) {
- if (btrfs_root_refs(&root->root_item) == 0)
+ if (check_ref && btrfs_root_refs(&root->root_item) == 0)
return ERR_PTR(-ENOENT);
return root;
}
@@ -1595,7 +1596,7 @@ again:
if (IS_ERR(root))
return root;
- if (btrfs_root_refs(&root->root_item) == 0) {
+ if (check_ref && btrfs_root_refs(&root->root_item) == 0) {
ret = -ENOENT;
goto fail;
}