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[PATCH] x86-64: Avoid unnecessary double bouncing for swiotlb
authorAndi Kleen <ak@suse.de>
Mon, 12 Sep 2005 16:49:24 +0000 (18:49 +0200)
committerLinus Torvalds <torvalds@g5.osdl.org>
Mon, 12 Sep 2005 17:49:56 +0000 (10:49 -0700)
commit6142891a0c0209c91aa4a98f725de0d6e2ed4918
tree42bea8f8c19aeec3a2b5d518f09b7902fe6bf6d1tree | snapshot (tar.gz zip)
parent357e11d4cbbbb959a88a9bdbbf33a10f160b0823commit | diff
[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>
include/asm-x86_64/pci.h diff | blob | blame | history