Messages in this thread | | | Date | Thu, 14 Oct 2010 16:16:52 +0900 | Subject | Re: [RFC][PATCH] add dma_reserve_coherent_memory()/dma_free_reserved_memory() API | From | FUJITA Tomonori <> |
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On Wed, 13 Oct 2010 19:42:56 +0300 Marin Mitov <mitov@issp.bas.bg> wrote:
> > > KAMEZAWA posted a patch to improve the generic page allocator to > > > allocate physically contiguous memory. He said that he can push it > > > into mainline. > > > > > I said I do make an effort ;) > > New one here. > > > > http://lkml.org/lkml/2010/10/12/421
Kamezawa, Thanks a lot!!
> I like the patch. The possibility to allocate a contiguous chunk of memory > (or few of them) is what I need. The next step wilfl be to get a dma handle > (for dma transfers to/from) and then mmap them to user space.
Let's help him to push this patch to upstream first. The next step is a different issue (and the dma stuff isn't even a problem; we can handle it with the current API).
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