From: Gavin Shan <gwshan@linux.vnet.ibm.com>
Date: Wed, 12 Nov 2014 02:36:10 +0000 (+1100)
Subject: powerpc/powernv: Bail upon invalid master PE
X-Git-Tag: omap-for-v3.19/fixes-rc1~123^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ec8e4e9d3d83b7a973477c2cb4831511b0eec06e;p=pandora-kernel.git

powerpc/powernv: Bail upon invalid master PE

When freezing compound PEs in pnv_ioda_freeze_pe(), we should bail
upon illegal master PE. We needn't freeze slave PE because it should
have been put into frozen state by hardware.

Reported-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---

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