diff mbox

[v2,10/13] lpfc: Fix nvme embedded io length on new hardware

Message ID 20180207022851.11800-11-jsmart2021@gmail.com (mailing list archive)
State Changes Requested
Headers show

Commit Message

James Smart Feb. 7, 2018, 2:28 a.m. UTC 
Newer hardware more strictly enforces buffer lenghts, causing an
mis-set value to be identified. Older hardware won't catch it.
The difference is benign on old hardware.

Set the right embedded buffer length for nvme ios.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
---
 drivers/scsi/lpfc/lpfc_nvme.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Johannes Thumshirn Feb. 7, 2018, 10:32 a.m. UTC | #1 
Looks good,
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
diff mbox

Patch

diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c
index 5a1a6e24a27f..c75958daf799 100644
--- a/drivers/scsi/lpfc/lpfc_nvme.c
+++ b/drivers/scsi/lpfc/lpfc_nvme.c
@@ -655,7 +655,7 @@  lpfc_nvme_adj_fcp_sgls(struct lpfc_vport *vport,
 
 	/* Word 0-2 - NVME CMND IU (embedded payload) */
 	wqe->generic.bde.tus.f.bdeFlags = BUFF_TYPE_BDE_IMMED;
-	wqe->generic.bde.tus.f.bdeSize = 60;
+	wqe->generic.bde.tus.f.bdeSize = 56;
 	wqe->generic.bde.addrHigh = 0;
 	wqe->generic.bde.addrLow =  64;  /* Word 16 */