From: Sonny Rao <sonnyrao@us.ibm.com>
Date: Fri, 11 Jul 2008 23:00:26 +0000 (+1000)
Subject: powerpc: Don't spin on sync instruction at boot time
X-Git-Tag: v2.6.27-rc1~1058^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b6f6b98a4e91fcf31db7de54c3aa86252fc6fb5f;p=pandora-kernel.git

powerpc: Don't spin on sync instruction at boot time

Push the sync below the secondary smp init hold loop and comment its purpose.
This should speed up boot by reducing global traffic during the single-threaded
portion of boot.

Signed-off-by: Sonny Rao <sonnyrao@us.ibm.com>
Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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