At the very least specifying PERF_SAMPLE_STACK_USER will return ENOSYS on arches that don't implement it. --- syscalls/perf_event_open.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/syscalls/perf_event_open.c b/syscalls/perf_event_open.c index d6c404c..0fe64ce 100644 --- a/syscalls/perf_event_open.c +++ b/syscalls/perf_event_open.c @@ -1316,5 +1316,5 @@ struct syscallentry syscall_perf_event_open = { }, .sanitise = sanitise_perf_event_open, .init = init_pmus, - .flags = NEED_ALARM, + .flags = NEED_ALARM | IGNORE_ENOSYS, }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe trinity" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html