On Thu, 17 Jul 2025 19:35:39 +0900, Shin'ichiro Kawasaki wrote:
> Commit 2df7168717b7 ("dm: Always split write BIOs to zoned device
> limits") updates the device-mapper driver to perform splits for the
> write BIOs. However, it did not address the cases where DM targets do
> not emulate zone append, such as in the cases of dm-linear or dm-flakey.
> For these targets, when the write BIOs span across zone boundaries, they
> trigger WARN_ON_ONCE(bio_straddles_zones(bio)) in
> blk_zone_wplug_handle_write(). This results in I/O errors. The errors
> are reproduced by running blktests test case zbd/004 using zoned
> dm-linear or dm-flakey devices.
>
> [...]
Applied, thanks!
[1/1] dm: split write BIOs on zone boundaries when zone append is not emulated
commit: 675f940576351bb049f5677615140b9d0a7712d0
Best regards,
--
Jens Axboe
