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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2009-07-31 15:09:24 -0700
committerJames Bottomley <James.Bottomley@suse.de>2009-08-22 17:52:16 -0500
commit9764ff8807a2455218e2ec5024e823cc09b01906 (patch)
tree7e882a144b56b14144ddd3cfcf889dac36efd049
parent8f1f3ece891e8fe6ee69fa27617b60cb26e37bec (diff)
[SCSI] qla2xxx: Correctly handle 'global port-unavailable' AEN.
Treat a global port-unavailable PORT_UPDATE (8014h) AEN as a loop-down event. For this case, within the FCoE domain, the 'logical' interface has been terminated, but the driver will not receive the classic LOOP_DOWN AEN. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c30
1 files changed, 29 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index f966d540d2c..417a9b9fb19 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -599,8 +599,36 @@ skip_rio:
case MBA_PORT_UPDATE: /* Port database update */
/* Only handle SCNs for our Vport index. */
- if (vha->vp_idx && vha->vp_idx != (mb[3] & 0xff))
+ if (mb[1] != 0xffff &&
+ vha->vp_idx && vha->vp_idx != (mb[3] & 0xff))
+ break;
+
+ /* Global event -- port logout or port unavailable. */
+ if (mb[1] == 0xffff && mb[2] == 0x7) {
+ DEBUG2(printk("scsi(%ld): Asynchronous PORT UPDATE.\n",
+ vha->host_no));
+ DEBUG(printk(KERN_INFO
+ "scsi(%ld): Port unavailable %04x %04x %04x.\n",
+ vha->host_no, mb[1], mb[2], mb[3]));
+
+ if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
+ atomic_set(&vha->loop_state, LOOP_DOWN);
+ atomic_set(&vha->loop_down_timer,
+ LOOP_DOWN_TIME);
+ vha->device_flags |= DFLG_NO_CABLE;
+ qla2x00_mark_all_devices_lost(vha, 1);
+ }
+
+ if (vha->vp_idx) {
+ atomic_set(&vha->vp_state, VP_FAILED);
+ fc_vport_set_state(vha->fc_vport,
+ FC_VPORT_FAILED);
+ }
+
+ vha->flags.management_server_logged_in = 0;
+ ha->link_data_rate = PORT_SPEED_UNKNOWN;
break;
+ }
/*
* If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET