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@xxxxxxxxxxxxxxxxxxx>
Fixes: 2b40c5db73e2 ("selftests/pidfd: add pidfd setns tests")
Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Reviewed-by: Christian Brauner <brauner@xxxxxxxxxx>
Signed-off-by: Mickaël Salaün <mic@xxxxxxxxxxx>
Link: https://lore.kernel.org/r/20240502210926.145539-2-mic@xxxxxxxxxxx
---
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
