Re: [PATCH V2 0/4] block: introduce REQ_OP_ZONE_RESET_ALL

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On 8/1/19 11:26 AM, Chaitanya Kulkarni wrote:
> Hi,
> 
> In current implementation Zoned block device issues one bio at a time
> based on the range of the offset and zones specified from userspace
> tools like blkzone. Worst case scenario it will issue N requests which
> are equal to the number of the zones when the application wants to
> reset the drive, e.g. mkfs.
> 
> Zone Block devices allow issuing zone reset all operation [1]
> which can essentially reset all the available zones with only one
> command.
> 
> This patch series introduces new REQ_OP_ZONE_RESET_ALL operation. Along
> with that, we also introduce QUEUE_FLAG_ZONE_RESETALL (and respective
> helpers) which is needed to be set by the low-level driver in order to
> enable the REQ_OP_ZONE_RESET_ALL.

Series looks fine to me.

Martin, I'd like someone to vet/review the SCSI side of it before I
apply it.

-- 
Jens Axboe




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