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From: James Bottomley <jejb@steeleye.com>
To: Luben Tuikov <luben_tuikov@adaptec.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Jeff Garzik <jgarzik@pobox.com>,
	James.Smart@Emulex.Com, ltuikov@yahoo.com, Eric.Moore@lsil.com,
	andrew.patterson@hp.com,
	SCSI Mailing List <linux-scsi@vger.kernel.org>
Subject: Re: [PATCH] minimal SAS transport class
Date: Fri, 19 Aug 2005 15:59:41 -0400	[thread overview]
Message-ID: <1124481582.5130.88.camel@mulgrave> (raw)
In-Reply-To: <43061FC9.8060301@adaptec.com>

On Fri, 2005-08-19 at 14:07 -0400, Luben Tuikov wrote:
> So you're doing architectural decisions based on guesses on how
> Adaptec's (design) driver is?

You can't have it both ways.  We have to take a fully theoretical
approach (which does involve guesswork) because only the vendors have
the actual silicon and devices to set up a SAS topology.  However, it
has become equally clear that we cannot rely on the vendors to come up
with a SAS class (and this in not for want of effort on our part).

The current SAS class will only get validated when it actually meets
real SAS topologies, which is acceptable in my view just to get this
project actually moving; code can always be updated later ...

> There is a lot more areas where SCSI core needs improvement --
> *that* would be commendable work.

Patches are always welcome as long as they solve real problems or make
real improvements.  Open source is "itch driven" to a large extent (as
in if something bites you, you have the impetus to scratch the sore
place and fix it) ... remember society doesn't encourage the scratching
of other peoples itches (in public at least) ...

James



  reply	other threads:[~2005-08-19 20:00 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-08-18 18:48 [PATCH] minimal SAS transport class James.Smart
2005-08-18 19:04 ` Jeff Garzik
2005-08-19 14:06   ` Christoph Hellwig
2005-08-19 17:51     ` Luben Tuikov
2005-08-19 17:54       ` Christoph Hellwig
2005-08-19 17:56         ` Luben Tuikov
2005-08-19 17:59           ` Christoph Hellwig
2005-08-19 18:07             ` Luben Tuikov
2005-08-19 19:59               ` James Bottomley [this message]
2005-08-19 20:32                 ` Luben Tuikov
2005-08-19 20:54                   ` Jeff Garzik
2005-08-20  9:18                   ` Christoph Hellwig
2005-08-20 17:34                     ` Luben Tuikov
2005-08-21  6:41                       ` Arjan van de Ven
2005-08-21 17:07                       ` Christoph Hellwig
2005-08-19 19:08             ` Luben Tuikov
2005-08-18 20:06 ` Luben Tuikov
2005-08-19 14:04 ` Christoph Hellwig
  -- strict thread matches above, loose matches on Subject: below --
2005-08-23 18:25 James.Smart
2005-08-23 16:16 James.Smart
2005-08-23 17:28 ` Stefan Richter
2005-08-24  0:02   ` Luben Tuikov
2005-08-24  9:12     ` Christoph Hellwig
2005-08-26 15:47       ` Luben Tuikov
2005-08-26 19:24         ` Jeff Garzik
2005-08-26 19:44           ` Luben Tuikov
2005-08-27  1:53             ` Jeff Garzik
2005-08-27  7:35               ` Stefan Richter
2005-08-28 22:27               ` Luben Tuikov
2005-08-29  5:16               ` Stefan Richter
2005-08-29 17:11           ` Christoph Hellwig
2005-08-29 17:20             ` Luben Tuikov
2005-08-29 17:25               ` Christoph Hellwig
2005-08-29 17:16         ` Christoph Hellwig
2005-08-29 17:31           ` Luben Tuikov
2005-08-29 18:34             ` Luben Tuikov
2005-08-29 18:09           ` James Bottomley
2005-08-23 17:57 ` Patrick Mansfield
2005-08-22 23:08 Moore, Eric Dean
2005-08-24  8:59 ` Christoph Hellwig
2005-08-20  4:15 James.Smart
2005-08-20  4:57 ` Jeff Garzik
2005-08-20 17:23 ` Luben Tuikov
2005-08-21 17:03   ` Christoph Hellwig
2005-08-21 16:52 ` Christoph Hellwig
2005-08-21 18:23   ` Luben Tuikov
2005-08-22  4:55 ` Matt Domsch
2005-08-22 17:05   ` Luben Tuikov
2005-08-22 21:53     ` Mike Anderson
2005-08-23 23:55       ` Luben Tuikov
2005-08-24 17:12         ` Patrick Mansfield
2005-08-24 20:05           ` Luben Tuikov
2005-08-24 20:42             ` Patrick Mansfield
2005-08-24 21:48               ` Luben Tuikov
2005-08-23 11:10     ` Douglas Gilbert
2005-08-23  6:27 ` Hannes Reinecke
2005-08-23 15:42 ` Patrick Mansfield
2005-08-23 15:53   ` Matthew Wilcox
2005-08-24  0:13   ` Luben Tuikov
2005-08-25 19:32     ` Stefan Richter
2005-08-25 20:06       ` Jeff Garzik
2005-08-26 16:43         ` Luben Tuikov
2005-08-26 17:22           ` James Bottomley
2005-08-26 18:16             ` Luben Tuikov
2005-08-26 18:48               ` Jeff Garzik
2005-08-26 19:37                 ` Luben Tuikov
2005-08-27  1:39                   ` Jeff Garzik
2005-08-27  7:11                     ` Stefan Richter
2005-08-28 22:13                     ` Luben Tuikov
2005-08-18 14:43 James.Smart
2005-08-18 14:02 James.Smart
2005-08-18 17:56 ` Christoph Hellwig
2005-08-18 20:05   ` Luben Tuikov
2005-08-19 14:15     ` Christoph Hellwig
2005-08-18 11:57 James.Smart
2005-08-15 13:55 Christoph Hellwig
2005-08-15 14:19 ` Luben Tuikov
2005-08-15 14:35 ` Arjan van de Ven
2005-08-15 15:04   ` Luben Tuikov
2005-08-15 15:13 ` Luben Tuikov
2005-08-15 15:21   ` Christoph Hellwig
2005-08-15 15:33     ` Luben Tuikov

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