Messages in this thread | | | Date | Thu, 22 Sep 2022 16:43:57 +0200 | Subject | Re: [PATCH v2 4/7] iov_iter: new iov_iter_pin_pages*() routines | From | David Hildenbrand <> |
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On 22.09.22 16:36, Christoph Hellwig wrote: > On Tue, Sep 20, 2022 at 06:02:11AM +0100, Al Viro wrote: >> nvme target: nvme read requests end up with somebody allocating and filling >> sglist, followed by reading from file into it (using ITER_BVEC). Then the >> pages are sent out, presumably > > Yes. > >> . I would be very surprised if it turned out >> to be anything other than anon pages allocated by the driver, but I'd like >> to see that confirmed by nvme folks. Probably doesn't need pinning. > > They are anon pages allocated by the driver using sgl_alloc().
I assume they are not anon pages as in "PageAnon()", but simply not pagecache pages, correct?
-- Thanks,
David / dhildenb
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