Re: [PATCH 00/26] Zone write plugging

Damien Le Moal
2024-02-05T23:42:10Z

On 2/6/24 02:21, Bart Van Assche wrote:
> On 2/1/24 23:30, Damien Le Moal wrote:
>> The patch series introduces zone write plugging (ZWP) as the new
>> mechanism to control the ordering of writes to zoned block devices.
>> ZWP replaces zone write locking (ZWL) which is implemented only by
>> mq-deadline today. ZWP also allows emulating zone append operations
>> using regular writes for zoned devices that do not natively support this
>> operation (e.g. SMR HDDs). This patch series removes the scsi disk
>> driver and device mapper zone append emulation to use ZWP emulation.
>
> How are SCSI unit attention conditions handled?

???? How does that have anything to do with this series ?
Whatever SCSI sd is doing with unit attention conditions remains the same. I did
not touch that.

--
Damien Le Moal
Western Digital Research