[dm-devel] [PATCH v2 for-4.12] block: fix blk_integrity_register to use template's interval_exp if not 0

[Martin K. Petersen]

Mike,

> When registering an integrity profile: if the template's interval_exp is
> not 0 use it, otherwise use the ilog2() of logical block size of the
> provided gendisk.
>
> This fixes a long-standing DM linear target bug where it cannot pass
> integrity data to the underlying device if its logical block size
> conflicts with the underlying device's logical block size.

Looks good!

Acked-by: Martin K. Petersen <martin.petersen at oracle.com>

-- 
Martin K. Petersen	Oracle Linux Engineering