From: Anton Blanchard <anton@samba.org>
Date: Mon, 13 Apr 2015 21:51:03 +0000 (+1000)
Subject: powerpc/perf: Cap 64bit userspace backtraces to PERF_MAX_STACK_DEPTH
X-Git-Tag: v3.2.70~125
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3c9d9d2cc60b5063cda0e92d4b6cdb92da268e7b;p=pandora-kernel.git

powerpc/perf: Cap 64bit userspace backtraces to PERF_MAX_STACK_DEPTH

commit 9a5cbce421a283e6aea3c4007f141735bf9da8c3 upstream.

We cap 32bit userspace backtraces to PERF_MAX_STACK_DEPTH
(currently 127), but we forgot to do the same for 64bit backtraces.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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