linux-kernel - RE: [PATCH 1/1] scsi: storvsc: Support manual scan of FC hosts on Hyper-V

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Date:	Tue, 15 Mar 2016 23:01:03 +0000
From:	KY Srinivasan <kys@...rosoft.com>
To:	"Martin K. Petersen" <martin.petersen@...cle.com>
CC:	Christoph Hellwig <hch@...radead.org>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devel@...uxdriverproject.org" <devel@...uxdriverproject.org>,
	"ohering@...e.com" <ohering@...e.com>,
	"jbottomley@...allels.com" <jbottomley@...allels.com>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"apw@...onical.com" <apw@...onical.com>,
	"vkuznets@...hat.com" <vkuznets@...hat.com>,
	"jasowang@...hat.com" <jasowang@...hat.com>,
	"hare@...e.de" <hare@...e.de>
Subject: RE: [PATCH 1/1] scsi: storvsc: Support manual scan of FC hosts on
 Hyper-V



> -----Original Message-----
> From: Martin K. Petersen [mailto:martin.petersen@...cle.com]
> Sent: Tuesday, March 15, 2016 2:25 PM
> To: KY Srinivasan <kys@...rosoft.com>
> Cc: Christoph Hellwig <hch@...radead.org>; gregkh@...uxfoundation.org;
> linux-kernel@...r.kernel.org; devel@...uxdriverproject.org;
> ohering@...e.com; jbottomley@...allels.com; linux-scsi@...r.kernel.org;
> apw@...onical.com; vkuznets@...hat.com; jasowang@...hat.com;
> martin.petersen@...cle.com; hare@...e.de
> Subject: Re: [PATCH 1/1] scsi: storvsc: Support manual scan of FC hosts on
> Hyper-V
> 
> >>>>> "KY" == KY Srinivasan <kys@...rosoft.com> writes:
> 
> KY> Till recently I had not. However, we do support publishing wwn in
> KY> the guest and some customers wanted this. That is the reason I am
> KY> attaching FC transport and working through the issues. With this
> KY> change, I now have wwn names published in the guest and I can also
> KY> issue manual scan.
> 
> Why does it have to look like FC? Will a device identification VPD page
> not do the trick?

How would I get the sysfs files under fc_host if I don't use the FC transport.
The customer scripts expect these sysfs files.

Regards,

K. Y
> 
> --
> Martin K. Petersen	Oracle Linux Engineering