From: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Date: Mon, 10 Sep 2012 02:52:53 +0000 (+0000)
Subject: powerpc/mm: Use the required number of VSID bits in slbmte
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~10^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ac8dc2823a30a2d166fed6e919ab2e576f8fca84;p=pandora-kernel.git

powerpc/mm: Use the required number of VSID bits in slbmte

ASM_VSID_SCRAMBLE can leave non-zero bits in the high 28 bits of the result
for 256MB segment (40 bits for 1T segment). Properly mask them before using
the values in slbmte

Reviewed-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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