Messages in this thread | | | Date | Wed, 18 Jan 2023 21:47:48 -0800 | From | Christoph Hellwig <> | Subject | Re: [PATCH v6 03/34] iov_iter: Pass I/O direction into iov_iter_get_pages*() |
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On Thu, Jan 19, 2023 at 02:11:19AM +0000, Al Viro wrote: > PS: Documentation/driver-api/pci/p2pdma.rst seems to imply that those > pages should not be possible to mmap, so either that needs to be > updated, or... how the hell could we run into those in g-u-p, > anyway? Really confused...
Yes, that needs an update. That limitation was from before the mmap support was added.
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