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Commit 414d9ff3 authored by Quinn Tran's avatar Quinn Tran Committed by Martin K. Petersen
Browse files

scsi: qla2xxx: Fix login state machine stuck at GPDB 



This patch returns discovery state machine back to Login Complete.

Fixes: 726b8548 ("qla2xxx: Add framework for async fabric discovery")
Cc: <stable@vger.kernel.org> # 4.10+
Signed-off-by: default avatarQuinn Tran <quinn.tran@cavium.com>
Signed-off-by: default avatarHimanshu Madhani <himanshu.madhani@cavium.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 2d73ac61

drivers/scsi/qla2xxx/qla_init.c

+10 −1
Original line number Diff line number Diff line
@@ -863,6 +863,7 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) 
	int rval = ea->rc;

	fc_port_t *fcport = ea->fcport;

	unsigned long flags;

	u16 opt = ea->sp->u.iocb_cmd.u.mbx.out_mb[10];



	fcport->flags &= ~FCF_ASYNC_SENT;
@@ -893,6 +894,7 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) 
	}



	spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);

	if (opt != PDO_FORCE_ADISC)

		ea->fcport->login_gen++;

	ea->fcport->deleted = 0;

	ea->fcport->logout_on_delete = 1;
@@ -917,6 +919,13 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) 


			qla24xx_post_gpsc_work(vha, fcport);

		}

	} else if (ea->fcport->login_succ) {

		/*

		 * We have an existing session. A late RSCN delivery

		 * must have triggered the session to be re-validate.

		 * session is still valid.

		 */

		fcport->disc_state = DSC_LOGIN_COMPLETE;

	}

	spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);

} /* gpdb event */