From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Fri, 23 Mar 2012 00:21:14 +0000 (+1100)
Subject: powerpc/kvm: Fix VSID usage in 64-bit "PR" KVM
X-Git-Tag: v3.4~21^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ffe3649282946547f1b938e02c0228aead407a18;p=pandora-kernel.git

powerpc/kvm: Fix VSID usage in 64-bit "PR" KVM

The code forgot to scramble the VSIDs the way we normally do
and was basically using the "proto VSID" directly with the MMU.

This means that in practice, KVM used random VSIDs that could
collide with segments used by other user space programs.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
[agraf: simplify ppc32 case]
Signed-off-by: Alexander Graf <agraf@suse.de>
---

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