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Commit 2a09ed3d authored by K. Y. Srinivasan's avatar K. Y. Srinivasan Committed by Christoph Hellwig
Browse files

storvsc: in responce to a scan event, scan the host 



The virtual HBA that storvsc implements can support multiple channels and
targets. So, scan the host when the host notifies that a scan is needed.

Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: default avatarLong Li <longli@microsoft.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent ead3700d

drivers/scsi/storvsc_drv.c

+7 −12
Original line number Original line Diff line number Diff line
@@ -410,21 +410,16 @@ static void storvsc_device_scan(struct work_struct *work) 
	kfree(wrk);

	kfree(wrk);

}

}





static void storvsc_bus_scan(struct work_struct *work)

static void storvsc_host_scan(struct work_struct *work)

{

{

	struct storvsc_scan_work *wrk;

	struct storvsc_scan_work *wrk;

	int id, order_id;

	struct Scsi_Host *host;





	wrk = container_of(work, struct storvsc_scan_work, work);

	wrk = container_of(work, struct storvsc_scan_work, work);

	for (id = 0; id < wrk->host->max_id; ++id) {

	host = wrk->host;

		if (wrk->host->reverse_ordering)



			order_id = wrk->host->max_id - id - 1;

	scsi_scan_host(host);

		else

			order_id = id;





		scsi_scan_target(&wrk->host->shost_gendev, 0,

				order_id, SCAN_WILD_CARD, 1);

	}

	kfree(wrk);

	kfree(wrk);

}

}
@@ -1173,7 +1168,7 @@ static void storvsc_on_receive(struct hv_device *device, 
		if (!work)

		if (!work)

			return;

			return;





		INIT_WORK(&work->work, storvsc_bus_scan);

		INIT_WORK(&work->work, storvsc_host_scan);

		work->host = stor_device->host;

		work->host = stor_device->host;

		schedule_work(&work->work);

		schedule_work(&work->work);

		break;

		break;