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

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Message-ID: <SN2PR03MB2142B8D8C2B1831522F6EB1AA08A0@SN2PR03MB2142.namprd03.prod.outlook.com>
Date:	Wed, 16 Mar 2016 23:15:59 +0000
From:	KY Srinivasan <kys@...rosoft.com>
To:	James Bottomley <James.Bottomley@...senPartnership.com>,
	"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: James Bottomley [mailto:James.Bottomley@...senPartnership.com]
> Sent: Wednesday, March 16, 2016 4:08 PM
> To: Martin K. Petersen <martin.petersen@...cle.com>; 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;
> hare@...e.de
> Subject: Re: [PATCH 1/1] scsi: storvsc: Support manual scan of FC hosts on
> Hyper-V
> 
> On Wed, 2016-03-16 at 18:34 -0400, Martin K. Petersen wrote:
> > > > > > > "KY" == KY Srinivasan <kys@...rosoft.com> writes:
> >
> > KY> How would I get the sysfs files under fc_host if I don't use the
> > FC
> > KY> transport.  The customer scripts expect these sysfs files.
> >
> > Right, but I was interested in finding out why they need those
> > files. And whether an alternative to the FC transport would be a
> > better solution.
> 
> If it's just the wwn file (or a set of other values), we might be able
> to separate that bit out of the FC transport class so you can use it
> independently ... do you have a full list of the files being used?

Wwn files are what we can support on Hyper-V and that is what I want to support
(to address customer requirements).

Regards,

K. Y