Re: [PATCH v2 2/7] bvec/iter: disallow zero-length segment bvecs
From: Christoph Hellwig <hch@infradead.org>
Date: 2021-01-04 16:20:23
Also in:
io-uring, linux-block, linux-doc, linux-fsdevel, linux-scsi, lkml, target-devel
On Sat, Jan 02, 2021 at 03:17:34PM +0000, Pavel Begunkov wrote:
zero-length bvec segments are allowed in general, but not handled by bio and down the block layer so filtered out. This inconsistency may be confusing and prevent from optimisations. As zero-length segments are useless and places that were generating them are patched, declare them not allowed.
Looks good, Reviewed-by: Christoph Hellwig <hch@lst.de>