diff options
| -rw-r--r-- | kernel/futex.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index 6a726684217e..facf17d1a705 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -232,9 +232,7 @@ static int get_futex_key(u32 __user *uaddr, struct rw_semaphore *fshared, } again: - down_read(&mm->mmap_sem); - err = get_user_pages(current, mm, address, 1, 0, 0, &page, NULL); - up_read(&mm->mmap_sem); + err = get_user_pages_fast(address, 1, 0, &page); if (err < 0) return err; |