From: Michael Ellerman <michael@ellerman.id.au>
Date: Sun, 12 Feb 2012 14:28:20 +0000 (+0000)
Subject: powerpc/powernv: Disable interrupts while taking phb->lock
X-Git-Tag: v3.3-rc4~19^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f1c853b53cf2b49eb32791072c8a8ee04f122f58;p=pandora-kernel.git

powerpc/powernv: Disable interrupts while taking phb->lock

We need to disable interrupts when taking the phb->lock. Otherwise
we could deadlock with pci_lock taken from an interrupt.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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