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-rw-r--r--mm/migrate.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/migrate.c b/mm/migrate.c
index 06d0877a66ef..c479357b5480 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -19,6 +19,7 @@
#include <linux/pagemap.h>
#include <linux/buffer_head.h>
#include <linux/mm_inline.h>
+#include <linux/nsproxy.h>
#include <linux/pagevec.h>
#include <linux/rmap.h>
#include <linux/topology.h>
@@ -924,7 +925,8 @@ asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
/* Find the mm_struct */
read_lock(&tasklist_lock);
- task = pid ? find_task_by_pid(pid) : current;
+ task = pid ?
+ find_task_by_pid_ns(pid, current->nsproxy->pid_ns) : current;
if (!task) {
read_unlock(&tasklist_lock);
return -ESRCH;