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author | Ingo Molnar <mingo@kernel.org> | 2012-08-28 18:05:55 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2012-08-28 18:05:55 +0200 |
commit | 508dc4f8eece1a70c493afc6511fdf5934fef567 (patch) | |
tree | b852a6a5bf9977a33a87158985de02d188ba71d7 /fs/btrfs/ioctl.c | |
parent | 734e9a26d612f64e1c9cfd92256969b773954ae2 (diff) | |
parent | e3e45c01ae690e65f2650e5288b9af802e95a136 (diff) |
Merge branch 'perf/urgent' into perf/core
Pick up the latest fixes because upcoming uprobes changes will rely on it.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/btrfs/ioctl.c')
-rw-r--r-- | fs/btrfs/ioctl.c | 5 |
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; } |