From: Michael Neuling <mikey@neuling.org>
Date: Thu, 24 Jan 2013 15:02:59 +0000 (+0000)
Subject: powerpc: Change hardware breakpoint to allow longer ranges
X-Git-Tag: v3.9-rc1~100^2~35
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4ae7ebe9522a9e3626e28b4d268dae712738573d;p=pandora-kernel.git

powerpc: Change hardware breakpoint to allow longer ranges

Change the hardware breakpoint code so that we can support wider ranged
breakpoints.

This means both ptrace and perf hardware breakpoints can use upto 512 byte long
breakpoints when using the DAWR and only 8 byte when using the DABR.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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