From: Christoph Hellwig <hch@infradead.org>
To: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Christoph Hellwig <hch@infradead.org>,
randy_d_dunlap@linux.intel.com, linux-ide@vger.kernel.org,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
acpi-devel@lists.sourceforge.net
Subject: Re: RFC: ACPI/scsi/libata integration and hotswap
Date: Thu, 8 Dec 2005 13:44:38 +0000 [thread overview]
Message-ID: <20051208134438.GA13507@infradead.org> (raw)
In-Reply-To: <20051208133945.GA21633@srcf.ucam.org>
On Thu, Dec 08, 2005 at 01:39:45PM +0000, Matthew Garrett wrote:
> On Thu, Dec 08, 2005 at 01:33:08PM +0000, Christoph Hellwig wrote:
>
> > Don't do it at all. We don't need to fuck up every layer and driver for
> > intels braindamage.
>
> Doing SATA suspend/resume properly on x86 depends on knowing the ACPI
> object that corresponds to a host or target. It's also the only way to
> support hotswap on this hardware[1], since there's no way for userspace
> to know which device a notification refers to.
Well, bad luck for people buying such broken hardware. Maybe you can trick
Jeff into adding junk like that to libata, but it surely doesn't have any
business in the scsi layer.
Why oh why do our chipset friends at intel have to fuck up everything they
can? I wish they'd learn a lesson or two from their cpu collegues.
next prev parent reply other threads:[~2005-12-08 13:44 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-08 3:02 RFC: ACPI/scsi/libata integration and hotswap Matthew Garrett
2005-12-08 9:15 ` Christoph Hellwig
2005-12-08 13:26 ` Matthew Garrett
2005-12-08 13:33 ` Christoph Hellwig
2005-12-08 13:39 ` Matthew Garrett
2005-12-08 13:44 ` Christoph Hellwig [this message]
2005-12-08 17:18 ` Erik Slagter
2005-12-08 20:43 ` Jeff Garzik
2005-12-08 21:03 ` Dominic Ijichi
2005-12-08 21:09 ` Jeff Garzik
2005-12-08 21:34 ` Dominic Ijichi
2005-12-08 21:31 ` Randy Dunlap
2005-12-09 9:45 ` Erik Slagter
2005-12-09 10:39 ` Jens Axboe
2005-12-09 10:45 ` Erik Slagter
2005-12-09 11:27 ` Jeff Garzik
2005-12-09 11:35 ` Erik Slagter
2005-12-09 11:40 ` Christoph Hellwig
2005-12-09 11:46 ` Jens Axboe
2005-12-09 11:55 ` Matthew Garrett
2005-12-09 13:22 ` Bartlomiej Zolnierkiewicz
2005-12-09 12:01 ` Erik Slagter
2005-12-09 12:07 ` Jens Axboe
2005-12-10 2:19 ` Douglas Gilbert
2005-12-14 20:52 ` [ACPI] " Matthew Wilcox
2005-12-09 11:30 ` Jens Axboe
2005-12-09 3:28 ` Mark Lord
2005-12-09 11:29 ` Jeff Garzik
2005-12-10 4:01 ` Mark Lord
2005-12-08 13:52 ` Jeff Garzik
2005-12-08 14:07 ` [ACPI] " Alan Cox
2005-12-08 14:14 ` Jeff Garzik
2005-12-08 14:30 ` Alan Cox
2005-12-08 14:43 ` Matthew Garrett
2005-12-08 14:53 ` Alan Cox
2005-12-09 11:42 ` Jeff Garzik
2005-12-08 14:12 ` Matthew Garrett
2005-12-08 14:01 ` Alan Cox
2005-12-08 14:18 ` Matthew Garrett
2005-12-08 14:33 ` Alan Cox
2005-12-08 14:52 ` Matthew Garrett
2005-12-08 14:55 ` Alan Cox
2005-12-08 17:19 ` Matthew Garrett
2005-12-09 11:42 ` Christoph Hellwig
2005-12-09 11:49 ` Jeff Garzik
2005-12-09 11:52 ` Matthew Garrett
2005-12-09 11:58 ` Jeff Garzik
2005-12-09 12:11 ` Matthew Garrett
2005-12-09 12:16 ` Jeff Garzik
2005-12-09 12:24 ` Matthew Garrett
2005-12-10 0:40 ` Jeff Garzik
2005-12-10 2:34 ` Matthew Garrett
2005-12-10 2:39 ` Jeff Garzik
2005-12-10 2:47 ` Matthew Garrett
2005-12-10 2:41 ` Jeff Garzik
2005-12-10 2:50 ` Matthew Garrett
2005-12-10 2:57 ` Jeff Garzik
2005-12-10 3:47 ` [ACPI] " Andrew Grover
2005-12-12 0:38 ` Alan Cox
2005-12-09 11:50 ` Matthew Garrett
2005-12-09 11:55 ` Christoph Hellwig
2005-12-13 18:14 ` Randy Dunlap
2005-12-13 18:26 ` Matthew Garrett
2005-12-13 19:07 ` Randy Dunlap
2005-12-08 13:57 Salyzyn, Mark
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