Fix compilation error in pid_max.c by including <sys/mount.h> to define
mount(), umount2(), MS_PRIVATE, MS_REC, and MNT_DETACH.
The test now builds successfully.
Signed-off-by: Moon Hee Lee <moonhee.lee.ca@gmail.com>
---
tools/testing/selftests/pid_namespace/pid_max.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/pid_namespace/pid_max.c b/tools/testing/selftests/pid_namespace/pid_max.c
index 51c414faabb0..972bedc475f1 100644
--- a/tools/testing/selftests/pid_namespace/pid_max.c
+++ b/tools/testing/selftests/pid_namespace/pid_max.c
@@ -11,6 +11,7 @@
#include <string.h>
#include <syscall.h>
#include <sys/wait.h>
+#include <sys/mount.h>
#include "../kselftest_harness.h"
#include "../pidfd/pidfd.h"
--
2.43.0