From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Fri, 13 Mar 2009 11:21:35 +0000 (+0100)
Subject: perf_counter: hrtimer based sampling for software time events
X-Git-Tag: v2.6.31-rc1~383^2~476
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d6d020e9957745c61285ef3da9f294c5e6801f0f;p=pandora-kernel.git

perf_counter: hrtimer based sampling for software time events

Use hrtimers to profile timer based sampling for the software time
counters.

This allows platforms without hardware counter support to still
perform sample based profiling.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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