From 17457a47d22651970bd74d9c474c1864d8e46f53 Mon Sep 17 00:00:00 2001
From: Christian Brauner <brauner@kernel.org>
Date: Wed, 5 Mar 2025 11:08:17 +0100
Subject: [PATCH] selftests/pidfd: fix header inclusion

Ensure that necessary defines are present.

Link: https://lore.kernel.org/r/20250305-work-pidfs-kill_on_last_close-v3-7-c8c3d8361705@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
---
 tools/testing/selftests/pidfd/pidfd_fdinfo_test.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c b/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c
index f062a986e382..f718aac75068 100644
--- a/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c
@@ -13,6 +13,7 @@
 #include <syscall.h>
 #include <sys/wait.h>
 #include <sys/mman.h>
+#include <sys/mount.h>
 
 #include "pidfd.h"
 #include "../kselftest.h"
-- 
2.50.1