[dm-devel] Any bio_clone_slow() implementation which doesn't share bi_io_vec?

[hch at infradead.org]

On Tue, Nov 23, 2021 at 11:02:52PM -0800, hch at infradead.org wrote:
> > Does it mean as long as our splitted bio doesn't exceed zone limit, we
> > can do the convert without any further problem?
> 
> You need to look at the limits when splitting.  I have modified
> blk_bio_segment_split and exported it to deal with that.  Let me split
> those changes out cleanly and push out a branch.

Here:

http://git.infradead.org/users/hch/block.git/shortlog/refs/heads/zone-append-split