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

[Steven Rostedt]

On Mon, 5 Feb 2018 09:24:23 +0100
Jiri Olsa <jolsa@xxxxxxxxxx> 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