From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Date: Tue, 10 Nov 2009 12:35:17 +0000 (+0900)
Subject: x86, 32-bit: Fix swiotlb boot crash
X-Git-Tag: v2.6.33-rc1~409^2~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=72d03802b8b5c841ab1da82bff0652628cbadf60;p=pandora-kernel.git

x86, 32-bit: Fix swiotlb boot crash

Ingo Molnar reported this boot crash:

[    8.655620] pata_amd 0000:00:06.0: version 0.4.1
[    8.660286] BUG: unable to handle kernel NULL pointer dereference at 00000034
[    8.663572] IP: [<c100617b>] dma_supported+0x3b/0xa4
[    8.663572] *pde = 00000000

Initialize dma_ops properly in the 32-bit case.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
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