Re: [PATCH v4 02/14] iov_iter: add iterator type for dmabuf maps
Christoph Hellwig <[email protected]> Wed, 29 Jul 2026 08:59:53 +0200
| Newsgroups | org.kernel.vger.ceph-devel,dev.linux.lists.dm-devel,dev.linux.lists.nvdimm,org.infradead.lists.linux-nvme,org.kernel.vger.io-uring,org.kernel.vger.linux-block,org.kernel.vger.linux-btrfs,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-media |
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| Message-ID | <[email protected]> |
On Tue, Jul 28, 2026 at 10:29:14PM +0100, Pavel Begunkov wrote: > Introduce a new iterator type for dmabuf maps. The map in an opaque > object with internals and format specific to the subsystem / driver, and > only it can use that subsystem / driver for issuing IO. The task of the > middle layers is to pass the map / iterator further down, maybe doing > basic splitting and length checking. The iterator can only be used by > operations of the file the associated map was created for. > > Suggested-by: Keith Busch <[email protected]> > Signed-off-by: Pavel Begunkov <[email protected]> Looks good: Reviewed-by: Christoph Hellwig <[email protected]> I'm also pretty sure I reviewed this and vairous other patches before..