lkml.org 
[lkml]   [2021]   [Nov]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] perf test: Add basic stress test for sigtrap handling
Em Tue, Nov 16, 2021 at 02:57:33PM +0100, Marco Elver escreveu:
> On Tue, Nov 16, 2021 at 09:51AM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Mon, Nov 15, 2021 at 12:28:23PM +0100, Marco Elver escreveu:
> > > Add basic stress test for sigtrap handling as a perf tool built-in test.
> > > This allows sanity checking the basic sigtrap functionality from within
> > > the perf tool.
> >
> > Works as root:
> >
> > [root@five ~]# perf test sigtrap
> > 73: Sigtrap : Ok
> > [root@five ~]
> >
> > Not for !root:
> [...]
> > FAILED sys_perf_event_open(): Permission denied
> > test child finished with -1
> > ---- end ----
> > Sigtrap: FAILED!
>
> Ah, that shouldn't be the case. It's missing exclude_kernel/hv, and this
> test should work just fine as non-root. Please squash the below as well.
> Let me know if you'd like a v2.
>
> Ack for your change printing errors as well.

Squashed, thanks!

- Arnaldo

\
 
 \ /
  Last update: 2021-11-16 15:47    [W:0.081 / U:0.308 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site