Re: [PATCH 5/7] qla2xxx: Simpify unregistration of FC-NVMe local/remote ports

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On Wed, Jul 19, 2017 at 11:51:49AM -0700, Himanshu Madhani wrote:
> -static void qla_nvme_abort_all(fc_port_t *fcport)
> -{
> -	int que, cnt;
> -	unsigned long flags;
> -	srb_t *sp;
> -	struct qla_hw_data *ha = fcport->vha->hw;
> -	struct req_que *req;
> -
> -	spin_lock_irqsave(&ha->hardware_lock, flags);
> -	for (que = 0; que < ha->max_req_queues; que++) {
> -		req = ha->req_q_map[que];
> -		if (!req)
> -			continue;
> -		if (!req->outstanding_cmds)
> -			continue;
> -		for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
> -			sp = req->outstanding_cmds[cnt];
> -			if ((sp) && ((sp->type == SRB_NVME_CMD) ||
> -			    (sp->type == SRB_NVME_LS)) &&
> -				(sp->fcport == fcport)) {
> -				atomic_inc(&sp->ref_count);
> -				spin_unlock_irqrestore(&ha->hardware_lock,
> -				    flags);
> -				qla_nvme_abort(ha, sp);
> -				spin_lock_irqsave(&ha->hardware_lock, flags);
> -				req->outstanding_cmds[cnt] = NULL;
> -				sp->done(sp, 1);
> -			}
> -		}
> -	}
> -	spin_unlock_irqrestore(&ha->hardware_lock, flags);
> -}
> -
>  static void qla_nvme_unregister_remote_port(struct work_struct *work)
>  {
>  	struct fc_port *fcport = container_of(work, struct fc_port,
> @@ -719,12 +679,13 @@ void qla_nvme_delete(struct scsi_qla_host *vha)
>  		ql_log(ql_log_info, fcport->vha, 0x2114, "%s: fcport=%p\n",
>  		    __func__, fcport);
>  
> +		init_completion(&fcport->nvme_del_done);
>  		nvme_fc_unregister_remoteport(fcport->nvme_remote_port);
>  		qla_nvme_wait_on_rport_del(fcport);
> -		qla_nvme_abort_all(fcport);

What changed the need to abort all outstanding commands?

-- 
Johannes Thumshirn                                          Storage
jthumshirn@xxxxxxx                                +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
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HRB 21284 (AG Nürnberg)
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