[dm-devel] [PATCH v7 01/13] block: make blkdev_nr_zones and blk_queue_zone_no generic for npo2 zsze

Bart Van Assche bvanassche at acm.org
Wed Jun 15 20:18:31 UTC 2022


On 6/15/22 03:19, Pankaj Raghav wrote:
> Adapt blkdev_nr_zones and blk_queue_zone_no function so that it can
> also work for non-power-of-2 zone sizes.
> 
> As the existing deployments of zoned devices had power-of-2
> assumption, power-of-2 optimized calculation is kept for those devices.
> 
> There are no direct hot paths modified and the changes just
> introduce one new branch per call.
Reviewed-by: Bart Van Assche <bvanassche at acm.org>



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