[SCSI] lpfc: Add completion handler to the abort iocbs

Add completion handler to the abort iocbs to close a hole where we
could reuse an iotag.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

3 files changed, 16 insertions, 2 deletions

diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index c504477..ba67288 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -195,6 +195,9 @@ int lpfc_sli_issue_iocb_wait_high_priority(struct lpfc_hba * phba,
 void lpfc_sli_wake_iocb_high_priority(struct lpfc_hba * phba,
 				      struct lpfc_iocbq * queue1,
 				      struct lpfc_iocbq * queue2);
+void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba * phba,
+			     struct lpfc_iocbq * cmdiocb,
+			     struct lpfc_iocbq * rspiocb);
 
 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 4c1ab21..c1692e6 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -874,6 +874,7 @@ __lpfc_abort_handler(struct scsi_cmnd *cmnd)
 		else
 			icmd->ulpCommand = CMD_CLOSE_XRI_CN;
 
+		abtsiocb->iocb_cmpl = lpfc_sli_abort_fcp_cmpl;
 		if (lpfc_sli_issue_iocb(phba, pring, abtsiocb, 0) ==
 								IOCB_ERROR) {
 			list_add_tail(&abtsiocb->list, lpfc_iocb_list);
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index e014288..048447a 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -2077,8 +2077,6 @@ lpfc_sli_issue_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		switch (piocb->iocb.ulpCommand) {
 		case CMD_QUE_RING_BUF_CN:
 		case CMD_QUE_RING_BUF64_CN:
-		case CMD_CLOSE_XRI_CN:
-		case CMD_ABORT_XRI_CN:
 			/*
 			 * For IOCBs, like QUE_RING_BUF, that have no rsp ring
 			 * completion, iocb_cmpl MUST be 0.
@@ -2561,6 +2559,16 @@ lpfc_sli_sum_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 	return sum;
 }
 
+void
+lpfc_sli_abort_fcp_cmpl(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
+			   struct lpfc_iocbq * rspiocb)
+{
+	spin_lock_irq(phba->host->host_lock);
+	list_add_tail(&cmdiocb->list, &phba->lpfc_iocb_list);
+	spin_unlock_irq(phba->host->host_lock);
+	return;
+}
+
 int
 lpfc_sli_abort_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		    uint16_t tgt_id, uint64_t lun_id, uint32_t ctx,
@@ -2610,6 +2618,8 @@ lpfc_sli_abort_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		else
 			abtsiocb->iocb.ulpCommand = CMD_CLOSE_XRI_CN;
 
+		/* Setup callback routine and issue the command. */
+		abtsiocb->iocb_cmpl = lpfc_sli_abort_fcp_cmpl;
 		ret_val = lpfc_sli_issue_iocb(phba, pring, abtsiocb, 0);
 		if (ret_val == IOCB_ERROR) {
 			list_add_tail(&abtsiocb->list, lpfc_iocb_list);