From: Adrian Cox <adrian@humboldt.co.uk>
Date: Fri, 17 Nov 2006 14:35:48 +0000 (+0000)
Subject: [POWERPC] Fix wraparound problem in smp-tbsync on 32-bit
X-Git-Tag: v2.6.20-rc1~34^2~40^2~8^2~98
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9a06c3b176976919e223844f8ed9f1acae20b433;p=pandora-kernel.git

[POWERPC] Fix wraparound problem in smp-tbsync on 32-bit

The patch below fixes an arithmetic wrap-around issue on 32bit machines
using smp-tbsync. Without this patch a timebase value over
0x000000007fffffff will hang the boot process while bringing up
secondary CPUs.

Signed-off-by: Adrian Cox <adrian@humboldt.co.uk>
Signed-off-by: Paul Mackerras <paulus@samba.org>
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