From: Catalin Udma <catalin.udma@freescale.com>
Date: Wed, 5 Jun 2013 20:22:08 +0000 (-0500)
Subject: powerpc/perf: increase the perf HW events to 6
X-Git-Tag: v3.12-rc1~123^2~110^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=96c3c9e78f7fe45303985cce13ce26e35afd01ba;p=pandora-kernel.git

powerpc/perf: increase the perf HW events to 6

This change is required after the e6500 perf support has been added.
There are 6 counters in e6500 core instead of 4 in e500 core and
the MAX_HWEVENTS counter should be changed accordingly from 4 to 6.
Added also runtime check for counters overflow.

Signed-off-by: Catalin Udma <catalin.udma@freescale.com>
Signed-off-by: Lijun Pan <Lijun.Pan@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
---

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