Re: [PATCH 3/3] block: split struct bio_integrity_data

[Anuj gupta]

> Many of the fields in struct bio_integrity_data are only needed for
> the default integrity buffer in the block layer, and the variable
> sized array at the end of the structure makes it very hard to embed
> into caller allocated structures.
>
> Reduce struct bio_integrity_data to the minimal structure needed in
> common code, and create containing structures for the payload + bvec
> allocation for submitter provided buffers, and the default integrity
> code.  Stop using mempools for the submitter buffers as they don't sit
> below the I/O stack, and instead always use the mempool for automatic
> integrity metadata instead of depending on bio_set that is submitter
> controlled and thus often doesn't have the mempool initialized.
>
Like Kanchan already pointed out, it seems you are referring to
bio_integrity_payload instead of bio_integrity data in patch title and
commit description.