diff options
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 26efbfca0b2..ac2631b7477 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2502,15 +2502,15 @@ 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. */ - spin_lock_nest_lock(&anon_vma->root->lock, &mm->mmap_sem); + mutex_lock_nest_lock(&anon_vma->root->mutex, &mm->mmap_sem); /* * We can safely modify head.next after taking the - * anon_vma->root->lock. If some other vma in this mm shares + * anon_vma->root->mutex. If some other vma in this mm shares * the same anon_vma we won't take it again. * * No need of atomic instructions here, head.next * can't change from under us thanks to the - * anon_vma->root->lock. + * anon_vma->root->mutex. */ if (__test_and_set_bit(0, (unsigned long *) &anon_vma->root->head.next)) @@ -2559,7 +2559,7 @@ static void vm_lock_mapping(struct mm_struct *mm, struct address_space *mapping) * vma in this mm is backed by the same anon_vma or address_space. * * We can take all the locks in random order because the VM code - * taking i_mmap_mutex or anon_vma->lock outside the mmap_sem never + * taking i_mmap_mutex or anon_vma->mutex outside the mmap_sem never * takes more than one of them in a row. Secondly we're protected * against a concurrent mm_take_all_locks() by the mm_all_locks_mutex. * @@ -2615,7 +2615,7 @@ static void vm_unlock_anon_vma(struct anon_vma *anon_vma) * * No need of atomic instructions here, head.next * can't change from under us until we release the - * anon_vma->root->lock. + * anon_vma->root->mutex. */ if (!__test_and_clear_bit(0, (unsigned long *) &anon_vma->root->head.next)) |