From: Anton Blanchard <anton@samba.org>
Date: Tue, 26 Jun 2012 01:04:20 +0000 (+0000)
Subject: powerpc/perf: Use perf_instruction_pointer in callchains
X-Git-Tag: v3.6-rc1~132^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6da7094810df5408e32528024cb783f920c87a2c;p=pandora-kernel.git

powerpc/perf: Use perf_instruction_pointer in callchains

We use SIAR or regs->nip for the instruction pointer depending on
the PMU configuration, but we always use regs->nip in the callchain.

Use perf_instruction_pointer so the backtrace is consistent.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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