From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Tue, 2 Jun 2009 14:16:02 +0000 (+0200)
Subject: perf_counter: Change data head from u32 to u64
X-Git-Tag: v2.6.31-rc1~383^2~122
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e3747c13c39246c7e46def7cf495d9d21d4c5f9;p=pandora-kernel.git

perf_counter: Change data head from u32 to u64

Since some people worried that 4G might not be a large enough
as an mmap data window, extend it to 64 bit for capable
platforms.

Reported-by: Stephane Eranian <eranian@googlemail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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