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scsi: isci: Use the proper SCSI midlayer interfaces for PI

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Use scsi_prot_ref_tag() instead of scsi_get_lba() to get the reference tag
for a given I/O.

Link: https://lore.kernel.org/r/20210806040023.5355-3-martin.petersen@oracle.com
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Martin K. Petersen 2021-08-06 00:00:20 -04:00
parent 6a20e21ae1
commit 4cc0096e2d
1 changed files with 2 additions and 2 deletions
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4
drivers/scsi/isci/request.c
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@ -341,7 +341,7 @@ static void scu_ssp_ireq_dif_insert(struct isci_request *ireq, u8 type, u8 op)
tc->reserved_E8_0 = 0;
if ((type & SCSI_PROT_DIF_TYPE1) || (type & SCSI_PROT_DIF_TYPE2))
tc->ref_tag_seed_gen = scsi_get_lba(scmd) & 0xffffffff;
tc->ref_tag_seed_gen = scsi_prot_ref_tag(scmd);
else if (type & SCSI_PROT_DIF_TYPE3)
tc->ref_tag_seed_gen = 0;
}
@ -369,7 +369,7 @@ static void scu_ssp_ireq_dif_strip(struct isci_request *ireq, u8 type, u8 op)
tc->app_tag_gen = 0;
if ((type & SCSI_PROT_DIF_TYPE1) || (type & SCSI_PROT_DIF_TYPE2))
tc->ref_tag_seed_verify = scsi_get_lba(scmd) & 0xffffffff;
tc->ref_tag_seed_verify = scsi_prot_ref_tag(scmd);
else if (type & SCSI_PROT_DIF_TYPE3)
tc->ref_tag_seed_verify = 0;