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SubjectRe: [PATCH 2/2] swiotlb-xen: override common mmap and get_sgtable dma ops
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On 6/16/21 11:35 AM, Christoph Hellwig wrote:
> On Wed, Jun 16, 2021 at 11:33:50AM -0400, Boris Ostrovsky wrote:
>> Isn't the expectation of virt_to_page() that it only works on non-vmalloc'd addresses? (This is not a rhetorical question, I actually don't know).
> Yes. Thus is why I'd suggest to just do the vmalloc_to_page or
> virt_to_page dance in ops_helpers.c and just continue using that.


Ah, OK, so something along the lines of what I suggested. (I thought by "helpers" you meant virt_to_page()).


-boris

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