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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-17 19:48:18 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-17 19:48:18 -0800
commited408f7c0fab7ecc72f94f204f0d2607b2749f69 (patch)
tree8c85eb47814fff6c9ea0aa6177e47555c0f9c5b1 /mm/mmap.c
parent52f7a82b59ff385da86a3ed17c8d9f6a83531004 (diff)
parent7d1f9aeff1ee4a20b1aeb377dd0f579fe9647619 (diff)
downloadtalos-op-linux-ed408f7c0fab7ecc72f94f204f0d2607b2749f69.tar.gz
talos-op-linux-ed408f7c0fab7ecc72f94f204f0d2607b2749f69.zip
Merge 3.9-rc4 into driver-core-next
This is to fix up a build problem with a wireless driver due to the dynamic-debug patches in this branch. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 f54b235f29a9..35730ee9d515 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
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