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From: Luben Tuikov <ltuikov@yahoo.com>
To: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>,
	linux-scsi <linux-scsi@vger.kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	linux-ide <linux-ide@vger.kernel.org>,
	jeff@garzik.org
Subject: Re: [PATCH] enclosure: add support for enclosure services
Date: Tue, 12 Feb 2008 11:45:29 -0800 (PST)	[thread overview]
Message-ID: <608362.85432.qm@web31812.mail.mud.yahoo.com> (raw)
In-Reply-To: <20080212102244.32869382@appleyard>

--- On Tue, 2/12/08, Kristen Carlson Accardi <kristen.c.accardi@intel.com> wrote:
> Hi,
> I apologize for taking so long to review this patch.  I
> obviously agree
> wholeheartedly with Luben.  The problem I ran into while
> trying to
> design an enclosure management interface for the SATA
> devices is that
> there is all this vendor defined stuff.  For example, for
> the AHCI LED
> protocol, the only "defined" LED is
> 'activity'.  For LED2 and LED3 it
> is up to hardware vendors to define these.  For SGPIO
> there's all kinds
> of ways for hw vendors to customize.  I felt that it was
> going to be a
> maintainance nightmare to have to keep track of various
> vendors
> enclosure implementations in the ahci driver, and that
> it'd be better
> to just have user space libraries take care of that.  Plus,
> that way a
> vendor doesn't have to get a patch into the kernel to
> get their new
> spiffy wizzy bang blinky lights working (think of how long
> it takes
> something to even get into a vendor kernel, which is what
> these guys
> care about...).  So I'm still not sold on having an
> enclosure
> abstraction in the kernel - at least for the SATA
> controllers.

And I agree wholeheartedly with Kristen.

   Luben


  parent reply	other threads:[~2008-02-12 19:45 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-03 21:40 James Bottomley
2008-02-03 22:03 ` Sam Ravnborg
2008-02-04  0:16   ` James Bottomley
2008-02-06  0:12     ` Andrew Morton
2008-02-06  2:57       ` James Bottomley
2008-02-05  0:32 ` Luben Tuikov
2008-02-05  0:41   ` James Bottomley
2008-02-05  2:01     ` Luben Tuikov
2008-02-05  2:14       ` James Bottomley
2008-02-05  3:28         ` Luben Tuikov
2008-02-05  4:37           ` James Bottomley
2008-02-05  5:35             ` Luben Tuikov
2008-02-05 15:01               ` James Bottomley
2008-02-05 19:33                 ` Luben Tuikov
2008-02-05 20:29                   ` James Bottomley
2008-02-05 20:39                     ` Luben Tuikov
2008-02-12 18:22       ` Kristen Carlson Accardi
2008-02-12 18:45         ` James Bottomley
2008-02-12 19:07           ` Kristen Carlson Accardi
2008-02-12 19:28             ` James Bottomley
2008-02-13 17:45               ` Kristen Carlson Accardi
2008-02-13 18:17                 ` James Bottomley
2008-02-16 12:44                 ` Pavel Machek
2008-02-13  9:48           ` Luben Tuikov
2008-02-13 14:08             ` James Smart
2008-02-13 16:04               ` James Bottomley
2008-02-13 16:22                 ` James Smart
2008-02-13 16:43                   ` James Bottomley
2008-02-13 16:49                     ` James Smart
2008-02-12 19:45         ` Luben Tuikov [this message]
2008-02-13 11:15 Luben Tuikov

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