Messages in this thread | | | Date | Sat, 27 Aug 2022 23:48:58 +0100 | From | Al Viro <> | Subject | Re: [PATCH 5/6] NFS: direct-io: convert to FOLL_PIN pages |
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On Sat, Aug 27, 2022 at 01:36:06AM -0700, John Hubbard wrote: > Convert the NFS Direct IO layer to use pin_user_pages_fast() and > unpin_user_page(), instead of get_user_pages_fast() and put_page().
Again, this stuff can be hit with ITER_BVEC iterators
> - result = iov_iter_get_pages_alloc2(iter, &pagevec, > + result = dio_w_iov_iter_pin_pages_alloc(iter, &pagevec, > rsize, &pgbase);
and this will break on those.
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