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: Christian Brauner brauner@kernel.org Cc: Shuah Khan skhan@linuxfoundation.org Fixes: 2b40c5db73e2 ("selftests/pidfd: add pidfd setns tests") Reviewed-by: Kees Cook keescook@chromium.org Signed-off-by: Mickaël Salaün mic@digikod.net Link: https://lore.kernel.org/r/20240429191911.2552580-2-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