From: Andi Kleen <ak@suse.de>
Date: Mon, 12 Sep 2005 16:49:24 +0000 (+0200)
Subject: [PATCH] x86-64: Avoid unnecessary double bouncing for swiotlb
X-Git-Tag: v2.6.14-rc1~72
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6142891a0c0209c91aa4a98f725de0d6e2ed4918;p=pandora-kernel.git

[PATCH] x86-64: Avoid unnecessary double bouncing for swiotlb

PCI_DMA_BUS_IS_PHYS has to be zero even when the GART IOMMU is disabled
and the swiotlb is used. Otherwise the block layer does unnecessary
double bouncing.

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

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