Re: [PATCH 01/18] tracing: Add function based events

Steven Rostedt
2018-02-05T15:00:54Z

On Mon, 5 Feb 2018 09:24:23 +0100
Jiri Olsa <jolsa@redhat.com> wrote:

> should this be done under 'func_event_mutex' ?

Probably.

>
> I tried and crashed the system by running 2 scripts with:
>
> echo 'ip_rcv(u64 skb, u64 dev)' > /sys/kernel/debug/tracing/function_events
> echo 'SyS_openat(int dfd, string buf, x32 flags, x32 mode)' >> /sys/kernel/debug/tracing/function_events
> echo 'SyS_open(x8[32] buf, x32 flags, x32 mode)' >> /sys/kernel/debug/tracing/function_events
>

Thanks for testing. I'll fix.

-- Steve