From: Martin Schwidefsky <schwidefsky@de.ibm.com>
Date: Wed, 11 Feb 2009 09:37:28 +0000 (+0100)
Subject: [S390] vdso: fix per cpu vdso pointer in lowcore
X-Git-Tag: v2.6.29-rc5~36^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d5e842c4b79cc8e454c4fbbc1ce6a43d43184367;p=pandora-kernel.git

[S390] vdso: fix per cpu vdso pointer in lowcore

The vdso_per_cpu_data entry in the lowcore structure uses __u32
instead of __u64. If the data page is above 4GB the pointer is
truncated and the kernel crashes.

Reported-by: Mijo Safradin <mijo@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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