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From: Mike Christie <michaelc@cs.wisc.edu>
To: Mike Christie <michaelc@cs.wisc.edu>
Cc: James Bottomley <James.Bottomley@SteelEye.com>,
	Alex Aizman <itn780@yahoo.com>,
	SCSI Mailing List <linux-scsi@vger.kernel.org>,
	Andrew Vasquez <andrew.vasquez@qlogic.com>
Subject: Re: [PATCH] move iscsi to a better place in Kconfig
Date: Fri, 09 Sep 2005 12:33:18 -0500	[thread overview]
Message-ID: <4321C75E.8090204@cs.wisc.edu> (raw)
In-Reply-To: <4321C044.3020605@cs.wisc.edu>

Mike Christie wrote:
> James Bottomley wrote:
> 
>> On Thu, 2005-09-08 at 14:23 -0500, Mike Christie wrote:
>>
>>> I think the reason it was a dependency was becuase the transport 
>>> class manages does the lifetime management/refcounting for the 
>>> initiators/iscsi_tcp.c session struct. scsi_transport_iscsi allocates 
>>> the scsi_host, and the initiator/iscsi_tcp.c's session structure is 
>>> allocated in that host_data.
>>
>>
>>
>> Yes, but Kconfig isn't about lifetimes or, in fact, much of the way the
>> code is constructed; it's about how the user selects particular
>> features.
>>
>> In the current setup, they have to know to say Y/M to the ISCSI
>> attribute question even to see the config option for the iscsi
>> initiator.  This is a bit counter intuitive (and definitely isn't the
>> way any of the other drivers that depend on transport classes are
>> presented).
>>
> 
> Yeah, sorry about that. With the userspace split and interpreting and 
> implementing the review comments everything got a bit mixed up and we 
> ended up the using the classes in a strange way. Should we resplit 
> things up so that the host_alloc code is not part of the transport 
> class? I think this will help the ql4xxx guys, Andrew have you started 
> that?

And/or are there parts of the netlink interface you can use or will 
everything be done your fw/nvram? For example can you put part of the 
iSNS stuff in userspace then communicate through a modified iscsi 
netlink interface or is it not worth it or possible?

      reply	other threads:[~2005-09-09 17:33 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-08 14:56 [PATCH] move iscsi to a better place in Kconfig James Bottomley
2005-09-08 19:23 ` Mike Christie
2005-09-09 15:01   ` James Bottomley
2005-09-09 17:03     ` Mike Christie
2005-09-09 17:33       ` Mike Christie [this message]

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