Re: [PATCH V4 06/16] block: Add zoned block device information to request queue

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> +	 * Zoned block device information for mq I/O schedulers.
> +	 * Set by low level device driver (stacking driver may not set this).
> +	 */
> +	unsigned int	nr_zones;
> +	unsigned long	*seq_zones;

Might be worth explaining the seq_zones is a bit bitmap to check
if a given zone number is sequential.

And maybe give it a name that hints at that, like seq_zone_bitmap?

Otherwise looks fine:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>



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