tree 42bea8f8c19aeec3a2b5d518f09b7902fe6bf6d1
parent 357e11d4cbbbb959a88a9bdbbf33a10f160b0823
author Andi Kleen <ak@suse.de> 1126543764 +0200
committer Linus Torvalds <torvalds@g5.osdl.org> 1126547396 -0700

[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>