From: Steven Rostedt <srostedt@redhat.com>
Date: Wed, 3 Dec 2008 04:50:06 +0000 (-0500)
Subject: ftrace: add checks on ret stack in function graph
X-Git-Tag: v2.6.29-rc1~586^2~34^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=62679efe0a5f02987a621942afc5979a80a6ca5a;p=pandora-kernel.git

ftrace: add checks on ret stack in function graph

Import: robustness checks

Add more checks in the function graph code to detect errors and
perhaps print out better information if a bug happens.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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