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[SCSI] qla4xxx: added new function qla4xxx_relogin_all_devices

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Move relogin to all devices code from do_dpc to new
fuction qla4xxx_relogin_all_devices()

Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Vikas Chaudhary 2011-03-21 03:34:33 -07:00 committed by James Bottomley
parent 3038727c83
commit 2d7924e6be
1 changed files with 23 additions and 31 deletions
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54
drivers/scsi/qla4xxx/ql4_os.c
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@ -1218,6 +1218,27 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha)
return status;
}
static void qla4xxx_relogin_all_devices(struct scsi_qla_host *ha)
{
struct ddb_entry *ddb_entry, *dtemp;
list_for_each_entry_safe(ddb_entry, dtemp, &ha->ddb_list, list) {
if ((atomic_read(&ddb_entry->state) == DDB_STATE_MISSING) ||
(atomic_read(&ddb_entry->state) == DDB_STATE_DEAD)) {
if (ddb_entry->fw_ddb_device_state ==
DDB_DS_SESSION_ACTIVE) {
atomic_set(&ddb_entry->state, DDB_STATE_ONLINE);
ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]"
" marked ONLINE\n", ha->host_no, __func__,
ddb_entry->fw_ddb_index);
iscsi_unblock_session(ddb_entry->sess);
} else
qla4xxx_relogin_device(ha, ddb_entry);
}
}
}
void qla4xxx_wake_dpc(struct scsi_qla_host *ha)
{
if (ha->dpc_thread &&
@ -1326,13 +1347,7 @@ static void qla4xxx_do_dpc(struct work_struct *work)
if (test_and_clear_bit(DPC_LINK_CHANGED, &ha->dpc_flags)) {
if (!test_bit(AF_LINK_UP, &ha->flags)) {
/* ---- link down? --- */
list_for_each_entry_safe(ddb_entry, dtemp,
&ha->ddb_list, list) {
if (atomic_read(&ddb_entry->state) ==
DDB_STATE_ONLINE)
qla4xxx_mark_device_missing(ha,
ddb_entry);
}
qla4xxx_mark_all_devices_missing(ha);
} else {
/* ---- link up? --- *
* F/W will auto login to all devices ONLY ONCE after
@ -1341,30 +1356,7 @@ static void qla4xxx_do_dpc(struct work_struct *work)
* manually relogin to devices when recovering from
* connection failures, logouts, expired KATO, etc. */
list_for_each_entry_safe(ddb_entry, dtemp,
&ha->ddb_list, list) {
if ((atomic_read(&ddb_entry->state) ==
DDB_STATE_MISSING) ||
(atomic_read(&ddb_entry->state) ==
DDB_STATE_DEAD)) {
if (ddb_entry->fw_ddb_device_state ==
DDB_DS_SESSION_ACTIVE) {
atomic_set(&ddb_entry->state,
DDB_STATE_ONLINE);
ql4_printk(KERN_INFO, ha,
"scsi%ld: %s: ddb[%d]"
" marked ONLINE\n",
ha->host_no, __func__,
ddb_entry->fw_ddb_index);
iscsi_unblock_session(
ddb_entry->sess);
} else
qla4xxx_relogin_device(
ha, ddb_entry);
}
}
qla4xxx_relogin_all_devices(ha);
}
}