On 11/4/24 15:26, Christoph Hellwig wrote:
> For zoned devices, write zeroes must be split at the zone boundary
> which is represented as chunk_sectors. For other uses like the
> internally RAIDed NVMe devices it is probably at least useful.
>
> Enhance get_max_io_size to know about write zeroes and use it in
> bio_split_write_zeroes. Also add a comment about the seemingly
> nonsensical zero max_write_zeroes limit.
>
> Fixes: 885fa13f6559 ("block: implement splitting of REQ_OP_WRITE_ZEROES bios")
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Looks OK to me.
Reviewed-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
--
Damien Le Moal
Western Digital Research
