Re: [PATCH 23/27] block: add a bdev_max_discard_sectors helper

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On 4/14/22 21:52, Christoph Hellwig wrote:
> Add a helper to query the number of sectors support per each discard bio
> based on the block device and use this helper to stop various places from
> poking into the request_queue to see if discard is supported and if so how
> much.  This mirrors what is done e.g. for write zeroes as well.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
> Acked-by: Christoph Böhmwalder <christoph.boehmwalder@xxxxxxxxxx> [drbd]
> Acked-by: Coly Li <colyli@xxxxxxx> [bcache]
> Acked-by: David Sterba <dsterba@xxxxxxxx> [btrfs]
> ---

Looks good.

Reviewed-by: Chaitanya Kulkarni <kch@xxxxxxxxxx>

-ck






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