[PATCH v5 09/10] scsi: add support for user-meta interface

[Christoph Hellwig]

On Tue, Oct 29, 2024 at 09:54:01PM +0530, Anuj Gupta wrote:
> Add support for sending user-meta buffer. Set tags to be checked
> using flags specified by user/block-layer.

Looks good:

Reviewed-by: Christoph Hellwig <hch at lst.de>

> -		if (bio_integrity_flagged(bio, BIP_CTRL_NOCHECK) == false)
> +		if (bio_integrity_flagged(bio, BIP_CHECK_GUARD))
>  			scmd->prot_flags |= SCSI_PROT_GUARD_CHECK;
>  	}
>  
>  	if (dif != T10_PI_TYPE3_PROTECTION) {	/* DIX/DIF Type 0, 1, 2 */
>  		scmd->prot_flags |= SCSI_PROT_REF_INCREMENT;
>  
> -		if (bio_integrity_flagged(bio, BIP_CTRL_NOCHECK) == false)
> +		if (bio_integrity_flagged(bio, BIP_CHECK_REFTAG))

BIP_CTRL_NOCHECK is unused now, and should probably go away.