linux-kernel - [PATCH v4 01/10] selftests/pidfd: Fix config for pidfd_setns

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Date: Thu,  2 May 2024 23:09:17 +0200
From: Mickaël Salaün <mic@...ikod.net>
To: Christian Brauner <brauner@...nel.org>,
	Jakub Kicinski <kuba@...nel.org>,
	Kees Cook <keescook@...omium.org>,
	Mark Brown <broonie@...nel.org>,
	Sean Christopherson <seanjc@...gle.com>,
	Shengyu Li <shengyu.li.evgeny@...il.com>,
	Shuah Khan <shuah@...nel.org>
Cc: Mickaël Salaün <mic@...ikod.net>,
	"David S . Miller" <davem@...emloft.net>,
	Günther Noack <gnoack@...gle.com>,
	Will Drewry <wad@...omium.org>,
	kernel test robot <oliver.sang@...el.com>,
	kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-kselftest@...r.kernel.org,
	Shuah Khan <skhan@...uxfoundation.org>
Subject: [PATCH v4 01/10] selftests/pidfd: Fix config for pidfd_setns_test

Required by switch_timens() to open /proc/self/ns/time_for_children.

CONFIG_GENERIC_VDSO_TIME_NS is not available on UML, so pidfd_setns_test
cannot be run successfully on this architecture.

Cc: Shuah Khan <skhan@...uxfoundation.org>
Fixes: 2b40c5db73e2 ("selftests/pidfd: add pidfd setns tests")
Reviewed-by: Kees Cook <keescook@...omium.org>
Reviewed-by: Christian Brauner <brauner@...nel.org>
Signed-off-by: Mickaël Salaün <mic@...ikod.net>
Link: https://lore.kernel.org/r/20240502210926.145539-2-mic@digikod.net
---
 tools/testing/selftests/pidfd/config | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/testing/selftests/pidfd/config b/tools/testing/selftests/pidfd/config
index f6f2965e17af..6133524710f7 100644
--- a/tools/testing/selftests/pidfd/config
+++ b/tools/testing/selftests/pidfd/config
@@ -3,5 +3,7 @@ CONFIG_IPC_NS=y
 CONFIG_USER_NS=y
 CONFIG_PID_NS=y
 CONFIG_NET_NS=y
+CONFIG_TIME_NS=y
+CONFIG_GENERIC_VDSO_TIME_NS=y
 CONFIG_CGROUPS=y
 CONFIG_CHECKPOINT_RESTORE=y
-- 
2.45.0