From: Andrew Morton <akpm@linux-foundation.org>

fs/proc/task_mmu.c: In function 'show_map_internal':
fs/proc/task_mmu.c:145: warning: implicit declaration of function 'ptrace_may_attach'

Cc: Kees Cook <kees@outflux.net>
Cc: Arjan van de Ven <arjan@infradead.org>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/proc/task_mmu.c |    1 +
 1 file changed, 1 insertion(+)

diff -puN fs/proc/task_mmu.c~proc-maps-protection-vs-utrace fs/proc/task_mmu.c
--- a/fs/proc/task_mmu.c~proc-maps-protection-vs-utrace
+++ a/fs/proc/task_mmu.c
@@ -2,6 +2,7 @@
 #include <linux/hugetlb.h>
 #include <linux/mount.h>
 #include <linux/seq_file.h>
+#include <linux/ptrace.h>
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
 #include <linux/mempolicy.h>
_