lkml.org 
[lkml]   [2006]   [Jun]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 9/16] 2.6.17-rc6 perfmon2 patch for review: kernel-level API support (kapi)
From
Date

Stephane Eranian <eranian@hpl.hp.com> writes:

> > > This patch contains the kernel-level API support.
> > NACK. No one should call this from kernel space.
>
> Well, that's what I initially thought too but there is a need from
> the SystemTap people and given the way they set things up, it is
> hard to do it from user level. [...]

Whether one uses systemtap, raw kprobes, or some specialized
tracing/stats-collecting patch surely forthcoming, kernel-level APIs
would be needed to perform fine-grained kernel-scope measurements
using these counters.

- FChE
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-06-16 17:47    [from the cache]
©2003-2011 Jasper Spaans