From: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Date: Sat, 10 Jul 2010 09:18:36 +0000 (+0530)
Subject: [SCSI] qla4xxx: set driver ddb state correctly in process_ddb_changed
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e349fa35363fa96f11addecb67e0f8a6edfb0e3a;p=linux-beck.git

[SCSI] qla4xxx: set driver ddb state correctly in process_ddb_changed

If fw ddb state is ACTIVE mark driver ddb stat as ONLINE and
unblock iscsi session.

Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
---

diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c
index 5510df8a7fa6..8947743e54d7 100644
--- a/drivers/scsi/qla4xxx/ql4_init.c
+++ b/drivers/scsi/qla4xxx/ql4_init.c
@@ -1487,7 +1487,10 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
 		      ddb_entry->fw_ddb_device_state, state, fw_ddb_index));
 	if (old_fw_ddb_device_state == state &&
 	    state == DDB_DS_SESSION_ACTIVE) {
-		/* Do nothing, state not changed. */
+		if (atomic_read(&ddb_entry->state) != DDB_STATE_ONLINE) {
+			atomic_set(&ddb_entry->state, DDB_STATE_ONLINE);
+			iscsi_unblock_session(ddb_entry->sess);
+		}
 		return QLA_SUCCESS;
 	}