[SCSI] qla2xxx: Stop unconditional completion of mailbox commands iss…

…ued in interrupt mode during firmware hang. Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
git-mirror · Dec 12, 2011 · 841c5e5 · 841c5e5
1 parent 0cd33fc
commit 841c5e5
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
@@ -4075,7 +4075,10 @@ qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha)
 				ha->flags.isp82xx_fw_hung = 1;
 				if (ha->flags.mbox_busy) {
 					ha->flags.mbox_int = 1;
-					complete(&ha->mbx_intr_comp);
+					if (test_bit(MBX_INTR_WAIT,
+					    &ha->mbx_cmd_flags)) {
+						complete(&ha->mbx_intr_comp);
+					}
 				}
 				break;
 			}

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
@@ -4014,7 +4014,10 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
 				ql_dbg(ql_dbg_aer, vha, 0x9001,
 				    "Due to pci channel io frozen, doing premature "
 				    "completion of mbx command.\n");
-				complete(&ha->mbx_intr_comp);
+				if (test_bit(MBX_INTR_WAIT,
+				    &ha->mbx_cmd_flags)) {
+					complete(&ha->mbx_intr_comp);
+				}
 			}
 		}
 		qla2x00_free_irqs(vha);