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From: Jens Axboe <axboe@suse.de>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: Jamie Lokier <jamie@shareable.org>,
	Nick Piggin <nickpiggin@yahoo.com.au>,
	linux-ide@vger.kernel.org,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH] speed up SATA
Date: Sun, 28 Mar 2004 19:55:59 +0200	[thread overview]
Message-ID: <20040328175559.GM24370@suse.de> (raw)
In-Reply-To: <4067101F.9030606@pobox.com>

On Sun, Mar 28 2004, Jeff Garzik wrote:
> Jens Axboe wrote:
> >What would be nice (and I seem to recall that Andre also pushed for
> >this) would be the FUA bit doubling as an ordered tag indicator when
> >using TCQ. It's one of those things that keep ATA squarely outside of
> >the big machine uses. That other OS had a differing opinion of what to
> >do with that, so...
> 
> Preach on, brother Jens :)

I think we already lost this one, I'm afraid :-)

> I agree completely.  Or, the ATA guys could use SCSI's ordered tags / 
> linked commands.
> 
> Regardless, there's ATA dain bramage that needs fixing...  Sigh.

Indeed, and it really hurt that they passed up this oportunity last
time, ATA TCQ would have kicked so much more ass... Maybe Eric can beat
some sense into his colleagues.

-- 
Jens Axboe


  reply	other threads:[~2004-03-28 17:56 UTC|newest]

Thread overview: 115+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-27 22:37 [PATCH] speed up SATA Jeff Garzik
2004-03-27 23:04 ` Stefan Smietanowski
2004-03-27 23:11   ` Jeff Garzik
2004-03-28  7:23     ` Stefan Smietanowski
2004-03-28 15:37       ` Bartlomiej Zolnierkiewicz
2004-03-27 23:32   ` Bartlomiej Zolnierkiewicz
2004-03-27 23:36     ` Jeff Garzik
2004-03-27 23:40       ` Jeff Garzik
2004-03-28  0:13         ` Bartlomiej Zolnierkiewicz
2004-03-28  0:08           ` Jeff Garzik
2004-03-29 11:42       ` Pavel Machek
2004-03-27 23:37 ` Nick Piggin
2004-03-27 23:44   ` Jeff Garzik
2004-03-27 23:47     ` Nick Piggin
2004-03-27 23:59       ` Jeff Garzik
2004-03-28 14:10         ` Jens Axboe
2004-03-28 17:31           ` Jeff Garzik
2004-03-28 17:35             ` Jens Axboe
2004-03-28 17:48               ` Jeff Garzik
2004-03-28 17:54                 ` Jens Axboe
2004-03-28 18:08                   ` Jamie Lokier
2004-03-28 18:15                     ` Jens Axboe
2004-03-28 18:55                       ` Jeff Garzik
2004-03-29  8:09                         ` Jens Axboe
2004-03-29 12:41                           ` Jamie Lokier
2004-03-29 12:44                             ` Jens Axboe
2004-03-29 12:50                               ` Jamie Lokier
2004-03-29 13:05                               ` Arjan van de Ven
2004-03-29 13:08                                 ` Jens Axboe
2004-03-30  8:13                                   ` Kurt Garloff
2004-03-30 11:40                                     ` Jens Axboe
2004-03-29 17:19                                 ` Craig I. Hagan
2004-03-29 18:19                           ` Jeff Garzik
2004-03-28 19:06                       ` Jeff Garzik
2004-03-28 18:12                   ` William Lee Irwin III
2004-03-28 18:17                     ` Jens Axboe
2004-03-28 18:30                     ` Bartlomiej Zolnierkiewicz
2004-03-28 18:30                       ` Jens Axboe
2004-03-28 18:45                         ` Bartlomiej Zolnierkiewicz
2004-03-28 18:59                           ` Jeff Garzik
2004-03-28 20:32                             ` Andrew Morton
2004-03-28 20:45                               ` Jeff Garzik
2004-03-29  0:55                             ` Andrea Arcangeli
2004-03-29  4:02                               ` Jeff Garzik
2004-03-29 13:04                                 ` Andrea Arcangeli
2004-03-29 19:45                                   ` Jeff Garzik
2004-03-30 11:09                                     ` Jens Axboe
2004-03-30 15:54                                       ` Timothy Miller
2004-03-30 16:20                                       ` Jeff Garzik
2004-03-30 18:05                                       ` Timothy Miller
2004-03-30 17:50                                         ` Jeff Garzik
2004-03-30 18:19                                           ` Timothy Miller
2004-03-29  4:29                               ` Wim Coekaerts
2004-03-29  7:32                                 ` Denis Vlasenko
2004-03-29  8:13                                 ` Jens Axboe
2004-03-29 13:05                                 ` Andrea Arcangeli
2004-03-29  4:31                               ` William Lee Irwin III
2004-03-29  4:57                               ` Jeff Garzik
2004-03-28 19:52                       ` Nuno Silva
2004-03-28 20:02                         ` Jeff Garzik
2004-03-28  0:06     ` Jeff Garzik
2004-03-28  0:15       ` Nick Piggin
2004-03-28  0:49         ` Jeff Garzik
2004-03-28  1:02           ` Andrew Morton
2004-03-28  1:09             ` Jeff Garzik
2004-03-28 13:59               ` Jens Axboe
2004-03-28 17:29                 ` Jeff Garzik
2004-03-28 17:31                   ` Jens Axboe
2004-03-28 13:51           ` Jamie Lokier
2004-03-28 17:24             ` Jeff Garzik
2004-03-28 17:36               ` Jamie Lokier
2004-03-28 17:54                 ` Jeff Garzik
2004-03-28 20:50                   ` Eric D. Mudama
2004-04-02 10:11                 ` Jeremy Higdon
2004-04-02 16:11                   ` Jamie Lokier
2004-04-03 10:48                     ` Jeremy Higdon
2004-04-03 13:49                       ` Jamie Lokier
2004-03-28 17:40               ` Jens Axboe
2004-03-28 17:49                 ` Jeff Garzik
2004-03-28 17:55                   ` Jens Axboe [this message]
2004-03-28 18:04                     ` Jeff Garzik
2004-03-28 18:09                       ` Jens Axboe
2004-03-28 20:12                         ` Jeff Garzik
2004-03-28 20:54                           ` Eric D. Mudama
2004-03-28  7:32       ` Stefan Smietanowski
2004-03-28 20:25         ` Jeff Garzik
2004-03-28 21:16           ` Stefan Smietanowski
2004-03-28 21:26             ` Jeff Garzik
2004-03-28 14:08     ` Jens Axboe
2004-03-28 17:38       ` Jeff Garzik
2004-03-28 17:45         ` Jens Axboe
2004-03-28 20:21       ` Jeff Garzik
2004-03-28  0:07   ` Andrew Morton
2004-03-28  0:21     ` Nick Piggin
2004-03-28  4:40   ` Eric D. Mudama
2004-03-28  6:56     ` Nick Piggin
2004-03-28 20:33       ` Eric D. Mudama
2004-03-28 20:59         ` Eric D. Mudama
2004-03-29  1:30           ` Nick Piggin
2004-03-29  5:24             ` Eric D. Mudama
2004-03-29 13:03               ` Jamie Lokier
2004-03-29 11:36 ` Pavel Machek
2004-03-29 18:46   ` David Lang
2004-03-29 20:13     ` Jeff Garzik
2004-03-30  5:55   ` Eric D. Mudama
2004-03-30 11:54 ` Marc Bevand
2004-03-30 13:07   ` Jens Axboe
2004-03-30 13:48     ` Marc Bevand
2004-03-30 13:49       ` Jens Axboe
2004-03-30 15:31   ` Jeff Garzik
2004-03-30 17:42   ` Jeff Garzik
2004-03-31  9:12     ` Marc Bevand
  -- strict thread matches above, loose matches on Subject: below --
2004-03-31  5:47 Marcus Hartig
2004-03-31  6:56 ` Jeff Garzik
2004-03-31 16:07   ` Marcus Hartig

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