summaryrefslogtreecommitdiffstats
path: root/kernel/futex.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/futex.c')
-rw-r--r--kernel/futex.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/futex.c b/kernel/futex.c
index b4b9f960b610..e646661f6282 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -698,10 +698,10 @@ static int fault_in_user_writeable(u32 __user *uaddr)
struct mm_struct *mm = current->mm;
int ret;
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
ret = fixup_user_fault(current, mm, (unsigned long)uaddr,
FAULT_FLAG_WRITE, NULL);
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
return ret < 0 ? ret : 0;
}