From e49ee36d2477e405da1fe0e6efbf4c122df3b300 Mon Sep 17 00:00:00 2001
From: Dan Magenheimer <dan.magenheimer@oracle.com>
Date: Wed, 23 Jan 2013 13:46:30 -0800
Subject: [PATCH] staging: zcache: fix ppc64 and other arches where
 PAGE_SIZE!=4K

Replace raw constant 12 with PAGE_SHIFT to fix non-x86 arches and
provoke build failure if PAGE_SHIFT is too big

Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Reading git-format-patch failed