lkml.org 
[lkml]   [2016]   [May]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC 2/2] perf/core: change errno for sampling event not supported in hardware
On Mon, May 09, 2016 at 10:53:43PM +0530, Vineet Gupta wrote:

> Right thats what I feared. But hold on, I don't think we need to change the ABI to
> achieve what we want. Gosh why did I even take that path.
>
> Currently the errno switch case in perf_evsel__open_strerror() in doesn't handle
> ENOTSUPP. So how about we add that - augmented with the same sample_period !0
> check to barf for lack of sampling support.
>
> Do you see anything wrong with that ?

Should work I think.

\
 
 \ /
  Last update: 2016-05-11 22:01    [W:1.004 / U:0.376 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site