summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/ioctl.c
diff options
context:
space:
mode:
authorMarcelo Tosatti <mtosatti@redhat.com>2012-08-26 13:58:41 -0300
committerMarcelo Tosatti <mtosatti@redhat.com>2012-08-26 13:58:41 -0300
commitc78aa4c4b94b5b148be576a9f1570e31fe282b46 (patch)
tree6d5801eb3e60bcec6a91c7b13a334c6d2ea11b05 /fs/btrfs/ioctl.c
parent90993cdd1800dc6ef9587431a0c625b978584e81 (diff)
parent9acb172543aecb783e2e1e53e3f447d4c0f5c150 (diff)
Merge remote-tracking branch 'upstream/master' into queue
Merging critical fixes from upstream required for development. * upstream/master: (809 commits) libata: Add a space to " 2GB ATA Flash Disk" DMA blacklist entry Revert "powerpc: Update g5_defconfig" powerpc/perf: Use pmc_overflow() to detect rolled back events powerpc: Fix VMX in interrupt check in POWER7 copy loops powerpc: POWER7 copy_to_user/copy_from_user patch applied twice powerpc: Fix personality handling in ppc64_personality() powerpc/dma-iommu: Fix IOMMU window check powerpc: Remove unnecessary ifdefs powerpc/kgdb: Restore current_thread_info properly powerpc/kgdb: Bail out of KGDB when we've been triggered powerpc/kgdb: Do not set kgdb_single_step on ppc powerpc/mpic_msgr: Add missing includes powerpc: Fix null pointer deref in perf hardware breakpoints powerpc: Fixup whitespace in xmon powerpc: Fix xmon dl command for new printk implementation xfs: check for possible overflow in xfs_ioc_trim xfs: unlock the AGI buffer when looping in xfs_dialloc xfs: fix uninitialised variable in xfs_rtbuf_get() powerpc/fsl: fix "Failed to mount /dev: No such device" errors powerpc/fsl: update defconfigs ... Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'fs/btrfs/ioctl.c')
-rw-r--r--fs/btrfs/ioctl.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index bc2f6ffff3c..7bb755677a2 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -664,10 +664,6 @@ static noinline int btrfs_mksubvol(struct path *parent,
struct dentry *dentry;
int error;
- error = mnt_want_write(parent->mnt);
- if (error)
- return error;
-
mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
dentry = lookup_one_len(name, parent->dentry, namelen);
@@ -703,7 +699,6 @@ out_dput:
dput(dentry);
out_unlock:
mutex_unlock(&dir->i_mutex);
- mnt_drop_write(parent->mnt);
return error;
}