lkml.org 
[lkml]   [2011]   [Apr]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [generalized cache events] Re: [PATCH 1/1] perf tools: Add missing user space support for config1/config2
> > Yes, and note that with instructions events we even have skid-less PEBS 
> > profiling so seeing the precise .
> - location of instructions is possible.

It was better when it was eaten. PEBS does not actually eliminated
skid unfortunately. The interrupt still occurs later, so the
instruction location is off.

PEBS merely gives you more information.

-Andi


\
 
 \ /
  Last update: 2011-04-23 02:07    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site