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authorTakashi Iwai <tiwai@suse.de>2013-01-27 10:20:22 +0100
committerTakashi Iwai <tiwai@suse.de>2013-01-27 10:20:22 +0100
commit257c2a02a8f668ea195bcb56eebbddc1af718e5e (patch)
tree27ccff43bc36d119dc3afeaf610638a56f4bf3ea /mm/mmap.c
parent0712eea349d8e2b6d0e44b94a752d999319027fb (diff)
parenta8c136d2eba7b0b0c872e59eb404b1fe36504112 (diff)
Merge tag 'asoc-3.8-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Updates for v3.8-rc4 The usual set of driver updates, nothing too thrilling in here - one core change for the regulator bypass mode which was just not doing the right thing at all and a bunch of driver specifics.
Diffstat (limited to 'mm/mmap.c')
-rw-r--r--mm/mmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index f54b235f29a..35730ee9d51 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2886,7 +2886,7 @@ static void vm_lock_anon_vma(struct mm_struct *mm, struct anon_vma *anon_vma)
* The LSB of head.next can't change from under us
* because we hold the mm_all_locks_mutex.
*/
- down_write(&anon_vma->root->rwsem);
+ down_write_nest_lock(&anon_vma->root->rwsem, &mm->mmap_sem);
/*
* We can safely modify head.next after taking the
* anon_vma->root->rwsem. If some other vma in this mm shares