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[SCSI] lpfc 8.3.38: Fixed OXID reuse issue.

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Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
James Smart 2013-03-01 16:37:14 -05:00 committed by James Bottomley
parent 25aee4070a
commit e5771b4dc0
2 changed files with 11 additions and 3 deletions
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8
drivers/scsi/lpfc/lpfc_attr.c
View file

@ -2306,7 +2306,13 @@ int lpfc_enable_rrq;
module_param(lpfc_enable_rrq, int, S_IRUGO);
MODULE_PARM_DESC(lpfc_enable_rrq, "Enable RRQ functionality");
lpfc_param_show(enable_rrq);
lpfc_param_init(enable_rrq, 0, 0, 1);
/*
# lpfc_enable_rrq: Track XRI/OXID reuse after IO failures
# 0x0 = disabled, XRI/OXID use not tracked.
# 0x1 = XRI/OXID reuse is timed with ratov, RRQ sent.
# 0x2 = XRI/OXID reuse is timed with ratov, No RRQ sent.
*/
lpfc_param_init(enable_rrq, 2, 0, 2);
static DEVICE_ATTR(lpfc_enable_rrq, S_IRUGO, lpfc_enable_rrq_show, NULL);
/*

6
drivers/scsi/lpfc/lpfc_sli.c
View file

@ -872,14 +872,16 @@ lpfc_set_rrq_active(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
xritag, rxid, ndlp->nlp_DID, send_rrq);
return -EINVAL;
}
rrq->send_rrq = send_rrq;
if (phba->cfg_enable_rrq == 1)
rrq->send_rrq = send_rrq;
else
rrq->send_rrq = 0;
rrq->xritag = xritag;
rrq->rrq_stop_time = jiffies + HZ * (phba->fc_ratov + 1);
rrq->ndlp = ndlp;
rrq->nlp_DID = ndlp->nlp_DID;
rrq->vport = ndlp->vport;
rrq->rxid = rxid;
rrq->send_rrq = send_rrq;
spin_lock_irqsave(&phba->hbalock, iflags);
empty = list_empty(&phba->active_rrq_list);
list_add_tail(&rrq->list, &phba->active_rrq_list);