Fix compilation errors caused by the missing sys/ioctl.h header
---
 tools/testing/selftests/pidfd/pidfd_setns_test.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/selftests/pidfd/pidfd_setns_test.c b/tools/testing/selftests/pidfd/pidfd_setns_test.c
index 222f8131283b..4c8a0253a64f 100644
--- a/tools/testing/selftests/pidfd/pidfd_setns_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_setns_test.c
@@ -17,6 +17,7 @@
 #include <sys/socket.h>
 #include <sys/stat.h>
 #include <linux/ioctl.h>
+#include <sys/ioctl.h>
 
 #include "pidfd.h"
 #include "../kselftest_harness.h"
-- 
2.48.1