From: Andi Kleen <ak@suse.de>
Date: Sat, 29 Jul 2006 19:42:49 +0000 (+0200)
Subject: [PATCH] x86_64: Fix swiotlb=force
X-Git-Tag: v2.6.18-rc3~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=65f87d8a8a6e1b560c61951d0a68ed80f7c8ff19;p=pandora-kernel.git

[PATCH] x86_64: Fix swiotlb=force

It was broken before. But having it is important as possible hardware
bug workaround.

And previously there was no way to force swiotlb if there is another IOMMU.
Side effect is that iommu=force won't force swiotlb anymore even if there
isn't another IOMMU.

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