From: Ralf Baechle <ralf@linux-mips.org>
Date: Wed, 21 May 2014 09:42:10 +0000 (+0200)
Subject: MIPS: Change type of asid_cache to unsigned long
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~115^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e5eb925a1804c4a52994ba57f4f68ee7a9132905;p=pandora-kernel.git

MIPS: Change type of asid_cache to unsigned long

asid_cache must be unsigned long otherwise on 64 bit systems it will
become 0 if the value in get_new_mmu_context() reaches 0xffffffff and
in the end the assumption of ASID_FIRST_VERSION is not true anymore
thus leads to more dangerous things.

Initial patch by Yong Zhang <yong.zhang@windriver.com>

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Reported-by: libin <huawei.libin@huawei.com>
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