bbs.cooldavid.org Git - net-next-2.6.git/commit

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git://bbs.cooldavid.org / net-next-2.6.git / commit

author	Andi Kleen <ak@suse.de>
	Wed, 20 Jun 2007 10:23:32 +0000 (12:23 +0200)
committer	Linus Torvalds <torvalds@woody.linux-foundation.org>
	Wed, 20 Jun 2007 21:27:25 +0000 (14:27 -0700)
commit	388c19e176436707eb30a81c7e4129e08769f92b
tree	168017ad573b12c35a39f52f3513c779de3fb8c8	tree \| snapshot (tar.bz2 tar.gz zip)
parent	0b622330213ce0f0ee23199e433ed73284209b46	commit \| diff

x86: Disable DAC on VIA bridges

Several reports that VIA bridges don't support DAC and corrupt
data. I don't know if it's fixed, but let's just blacklist
them all for now.

It can be overwritten with iommu=usedac

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/i386/kernel/pci-dma.c		diff \| blob \| blame \| history
arch/x86_64/kernel/pci-dma.c		diff \| blob \| blame \| history
include/asm-i386/dma-mapping.h		diff \| blob \| blame \| history

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