[PATCH v11 07/10] block: introduce BIP_CHECK_GUARD/REFTAG/APPTAG bip_flags

[Christoph Hellwig]

On Wed, Feb 05, 2025 at 05:21:34PM +0530, Anuj Gupta wrote:
> On Tue, Feb 04, 2025 at 06:39:14AM +0100, Christoph Hellwig wrote:
> > On Mon, Feb 03, 2025 at 08:09:48PM +0530, Anuj Gupta wrote:
> > > +	if (bi->csum_type == BLK_INTEGRITY_CSUM_IP)
> > > +		bip->bip_flags |= BIP_IP_CHECKSUM;
> > 
> > We'll also need to set the BIP_CHECK_GUARD flag here I think.
> 
> Right, I think this patch should address the problem [*]
> I couldn't test this patch, as nvme-tcp doesn't support T10-PI and so
> does rdma_rxe. I don't have rdma h/w to test this.
> It would be great if someone can give this a run.

I'll add support to nvmet-loop, which should make testing either.

Note that the SCSI target code has the same issues and might be a
little easier to test.