From: Anton Blanchard <anton@samba.org>
Date: Sun, 7 Feb 2010 19:37:29 +0000 (+0000)
Subject: powerpc: Clear MSR_RI during RTAS calls
X-Git-Tag: v2.6.34-rc1~271^2~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=44c9f3cc1a07503b653b571eac5792436da39a30;p=pandora-kernel.git

powerpc: Clear MSR_RI during RTAS calls

RTAS should never cause an exception but if it does (for example accessing
outside our RMO) then we might go a long way through the kernel before
oopsing. If we unset MSR_RI we should at least stop things on exception
exit.

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

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