From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Fri, 9 Oct 2009 08:12:41 +0000 (+0200)
Subject: lockdep: Use cpu_clock() for lockstat
X-Git-Tag: v2.6.32-rc5~21^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3365e7798760dc6c190a9bbb0945a38f02625438;p=pandora-kernel.git

lockdep: Use cpu_clock() for lockstat

Some tracepoint magic (TRACE_EVENT(lock_acquired)) relies on
the fact that lock hold times are positive and uses div64 on
that. That triggered a build warning on MIPS, and probably
causes bad output in certain circumstances as well.

Make it truly positive.

Reported-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1254818502.21044.112.camel@laptop>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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