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-rw-r--r--fs/pipe.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/pipe.c b/fs/pipe.c
index da45edd68c41..45077c37bad1 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -26,6 +26,7 @@
#include <linux/memcontrol.h>
#include <linux/watch_queue.h>
#include <linux/sysctl.h>
+#include <linux/sort.h>
#include <linux/uaccess.h>
#include <asm/ioctls.h>
@@ -76,8 +77,6 @@ static unsigned long pipe_user_pages_soft = PIPE_DEF_BUFFERS * INR_OPEN_CUR;
* -- Manfred Spraul <manfred@colorfullife.com> 2002-05-09
*/
-#define cmp_int(l, r) ((l > r) - (l < r))
-
#ifdef CONFIG_PROVE_LOCKING
static int pipe_lock_cmp_fn(const struct lockdep_map *a,
const struct lockdep_map *b)