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authorArun Easi <arun.easi@qlogic.com>2011-08-16 14:29:22 -0400
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 09:55:46 -0400
commit8cb2049c744809193ed3707a37c09676a24599ee (patch)
treeb9523a9a1be8f2610547036d849880d588f0a694 /drivers/scsi/qla2xxx/qla_attr.c
parent01350d05539d1c95ef3568d062d864ab76ae7670 (diff)
[SCSI] qla2xxx: T10 DIF - Handle uninitalized sectors.
Driver needs to update protection bytes for uninitialized sectors as they are not DMA-d. Signed-off-by: Arun Easi <arun.easi@qlogic.com> Reviewed-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_attr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 7836eb01c7fc..810067099801 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1788,11 +1788,14 @@ qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
1788 1788
1789 if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) { 1789 if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
1790 if (ha->fw_attributes & BIT_4) { 1790 if (ha->fw_attributes & BIT_4) {
1791 int prot = 0;
1791 vha->flags.difdix_supported = 1; 1792 vha->flags.difdix_supported = 1;
1792 ql_dbg(ql_dbg_user, vha, 0x7082, 1793 ql_dbg(ql_dbg_user, vha, 0x7082,
1793 "Registered for DIF/DIX type 1 and 3 protection.\n"); 1794 "Registered for DIF/DIX type 1 and 3 protection.\n");
1795 if (ql2xenabledif == 1)
1796 prot = SHOST_DIX_TYPE0_PROTECTION;
1794 scsi_host_set_prot(vha->host, 1797 scsi_host_set_prot(vha->host,
1795 SHOST_DIF_TYPE1_PROTECTION 1798 prot | SHOST_DIF_TYPE1_PROTECTION
1796 | SHOST_DIF_TYPE2_PROTECTION 1799 | SHOST_DIF_TYPE2_PROTECTION
1797 | SHOST_DIF_TYPE3_PROTECTION 1800 | SHOST_DIF_TYPE3_PROTECTION
1798 | SHOST_DIX_TYPE1_PROTECTION 1801 | SHOST_DIX_TYPE1_PROTECTION