Re: [PATCH 1/7] iov_iter: Add a function to extract an iter's buffers to a bvec iter

From: Christoph Hellwig
Date: Tue Aug 23 2022 - 23:52:42 EST


On Tue, Aug 23, 2022 at 03:12:14PM +0100, David Howells wrote:
> Copy cifs's setup_aio_ctx_iter() and to lib/iov_iter.c and generalise it as
> extract_iter_to_iter(). This allocates and sets up an array of bio_vecs
> for all the page fragments in an I/O iterator and sets a second supplied
> iterator to bvec-type pointing to the array.

Did you read my NACK and comments from last time?