From: David S. Miller <davem@davemloft.net>
Date: Fri, 17 Aug 2012 10:09:39 +0000 (-0700)
Subject: sparc64: Rework sparc_pmu_enable() so that the side effects are clearer.
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~48^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5ab968413515e17788003c522f7ca40a07fae900;p=pandora-kernel.git

sparc64: Rework sparc_pmu_enable() so that the side effects are clearer.

When cpuc->n_events is zero, we actually don't do anything and we just
write the cpuc->pcr[0] value as-is without any modifications.

The "pcr = 0;" assignment there was just useless and confusing.

Signed-off-by: David S. Miller <davem@davemloft.net>
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