Merge git://bedivere.hansenpartnership.com/git/scsi-rc-fixes-2.6

* git://bedivere.hansenpartnership.com/git/scsi-rc-fixes-2.6: (25 commits)
  [SCSI] bnx2i: Fixed the endian on TTT for NOP out transmission
  [SCSI] libfc: fix referencing to fc_fcp_pkt from the frame pointer via fr_fsp()
  [SCSI] libfc: block SCSI eh thread for blocked rports
  [SCSI] libfc: fix fc_eh_host_reset
  [SCSI] fcoe: Fix deadlock between fip's recv_work and rtnl
  [SCSI] qla2xxx: Update version number to 8.03.07.07-k.
  [SCSI] qla2xxx: Set the task attributes after memsetting fcp cmnd.
  [SCSI] qla2xxx: Correct inadvertent loop state transitions during port-update handling.
  [SCSI] qla2xxx: Save and restore irq in the response queue interrupt handler.
  [SCSI] qla2xxx: Double check for command completion if abort mailbox command fails.
  [SCSI] qla2xxx: Acquire hardware lock while manipulating dsd list.
  [SCSI] qla2xxx: Fix qla24xx revision check while enabling interrupts.
  [SCSI] qla2xxx: T10 DIF - Fix incorrect error reporting.
  [SCSI] qla2xxx: T10 DIF - Handle uninitalized sectors.
  [SCSI] hpsa: fix physical device lun and target numbering problem
  [SCSI] hpsa: fix problem that OBDR devices are not detected
  [SCSI] isci: add version number
  [SCSI] isci: fix event-get pointer increment
  [SCSI] isci: dynamic interrupt coalescing
  [SCSI] isci: Leave requests alone if already terminating.
  ...

1 files changed, 22 insertions, 8 deletions

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index e02df276804e..4cace3f20c04 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -106,17 +106,21 @@ MODULE_PARM_DESC(ql2xmaxqdepth,
 		"Maximum queue depth to report for target devices.");
 
 /* Do not change the value of this after module load */
-int ql2xenabledif = 1;
+int ql2xenabledif = 0;
 module_param(ql2xenabledif, int, S_IRUGO|S_IWUSR);
 MODULE_PARM_DESC(ql2xenabledif,
 		" Enable T10-CRC-DIF "
-		" Default is 0 - No DIF Support. 1 - Enable it");
+		" Default is 0 - No DIF Support. 1 - Enable it"
+		", 2 - Enable DIF for all types, except Type 0.");
 
-int ql2xenablehba_err_chk;
+int ql2xenablehba_err_chk = 2;
 module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
 MODULE_PARM_DESC(ql2xenablehba_err_chk,
-		" Enable T10-CRC-DIF Error isolation by HBA"
-		" Default is 0 - Error isolation disabled, 1 - Enable it");
+		" Enable T10-CRC-DIF Error isolation by HBA:\n"
+		" Default is 1.\n"
+		"  0 -- Error isolation disabled\n"
+		"  1 -- Error isolation enabled only for DIX Type 0\n"
+		"  2 -- Error isolation enabled for all Types\n");
 
 int ql2xiidmaenable=1;
 module_param(ql2xiidmaenable, int, S_IRUGO);
@@ -909,7 +913,14 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 		    "Abort command mbx success.\n");
 		wait = 1;
 	}
+
+	spin_lock_irqsave(&ha->hardware_lock, flags);
 	qla2x00_sp_compl(ha, sp);
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+	/* Did the command return during mailbox execution? */
+	if (ret == FAILED && !CMD_SP(cmd))
+		ret = SUCCESS;
 
 	/* Wait for the command to be returned. */
 	if (wait) {
@@ -2251,7 +2262,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	host->this_id = 255;
 	host->cmd_per_lun = 3;
 	host->unique_id = host->host_no;
-	if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif)
+	if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif)
 		host->max_cmd_len = 32;
 	else
 		host->max_cmd_len = MAX_CMDSZ;
@@ -2378,13 +2389,16 @@ skip_dpc:
 	    "Detected hba at address=%p.\n",
 	    ha);
 
-	if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
+	if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
 		if (ha->fw_attributes & BIT_4) {
+			int prot = 0;
 			base_vha->flags.difdix_supported = 1;
 			ql_dbg(ql_dbg_init, base_vha, 0x00f1,
 			    "Registering for DIF/DIX type 1 and 3 protection.\n");
+			if (ql2xenabledif == 1)
+				prot = SHOST_DIX_TYPE0_PROTECTION;
 			scsi_host_set_prot(host,
-			    SHOST_DIF_TYPE1_PROTECTION
+			    prot | SHOST_DIF_TYPE1_PROTECTION
 			    | SHOST_DIF_TYPE2_PROTECTION
 			    | SHOST_DIF_TYPE3_PROTECTION
 			    | SHOST_DIX_TYPE1_PROTECTION