Messages in this thread | | | Date | Wed, 17 Dec 2008 11:51:26 +0900 | Subject | Re: [PATCH 04 of 14] swiotlb: consistently use address_needs_mapping everywhere | From | FUJITA Tomonori <> |
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On Wed, 17 Dec 2008 11:48:41 +0900 FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> wrote:
> On Tue, 16 Dec 2008 12:17:28 -0800 > Jeremy Fitzhardinge <jeremy@goop.org> wrote: > > > Signed-off-by: Ian Campbell <ian.campbell@citrix.com> > > --- > > lib/swiotlb.c | 10 +++------- > > 1 file changed, 3 insertions(+), 7 deletions(-) > > This patch is wrong. > > dma_mask and coherent_dma_mask represent different restrictions. > > You can't use coherent_dma_mask for alloc_coherent.
Oops, "you can't use dma_mask for alloc_coherent."
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