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-rw-r--r--kernel/pid_namespace.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 7c8367854dc4..de461aa0bf9a 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -20,6 +20,7 @@
#include <linux/reboot.h>
#include <linux/export.h>
#include <linux/sched/task.h>
+#include <linux/sched/signal.h>
struct pid_cache {
int nr_ids;