From: Jesse Barnes <jbarnes@engr.sgi.com>
To: "Petr Vandrovec" <VANDROVE@vc.cvut.cz>
Cc: Jon Smirl <jonsmirl@yahoo.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] add PCI ROMs to sysfs
Date: Wed, 4 Aug 2004 10:06:18 -0700 [thread overview]
Message-ID: <200408041006.18877.jbarnes@engr.sgi.com> (raw)
In-Reply-To: <E12D1EA555A@vcnet.vc.cvut.cz>
On Wednesday, August 4, 2004 8:57 am, Petr Vandrovec wrote:
> Test for failure? Test for no ROM devices?
If we get here, we can be sure there's a ROM device otherwise the 'rom' file
wouldn't have been created.
> Please read it with readl. At least on my Matrox G550 reading 64KB ROM with
> byte accesses takes 1334ms, with 16bit accesses 840ms and with
> 32bit (or 64bit MMX) accesses 551ms. Straight (non-IO aware) memcpy
> takes 535ms. And put some conditional_schedule()s here, 550ms (or even
> 34ms for 4KB chunk) is IMHO too long.
memcpy_from_io maybe? That would probably make the most sense.
Thanks for the comments. Jon, do you want to respin it?
Thanks,
Jesse
next prev parent reply other threads:[~2004-08-04 17:08 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-04 15:57 [PATCH] add PCI ROMs to sysfs Petr Vandrovec
2004-08-04 17:06 ` Jesse Barnes [this message]
2004-08-05 1:38 ` Jon Smirl
-- strict thread matches above, loose matches on Subject: below --
2004-09-08 3:15 Jon Smirl
2004-09-08 6:07 ` Greg KH
2004-09-08 23:50 ` Greg KH
2004-10-08 2:20 ` Jon Smirl
2004-11-05 23:06 ` Greg KH
2004-09-03 1:40 Jon Smirl
2004-09-03 17:27 ` Jesse Barnes
2004-09-03 17:45 ` Jesse Barnes
2004-09-03 18:06 ` Jesse Barnes
2004-08-29 4:58 Jon Smirl
2004-08-12 8:39 Thomas Winischhofer
2004-08-11 23:27 Pallipadi, Venkatesh
2004-08-12 0:22 ` Jon Smirl
2004-08-12 2:22 ` Jon Smirl
2004-08-13 18:17 ` Martin Mares
2004-08-14 5:34 ` Jon Smirl
2004-08-14 9:47 ` Martin Mares
2004-08-14 14:17 ` Jon Smirl
2004-08-14 22:10 ` Martin Mares
2004-08-14 23:39 ` Jon Smirl
2004-08-18 18:13 ` Jon Smirl
2004-08-18 18:37 ` Jesse Barnes
2004-08-23 22:51 ` Greg KH
2004-08-25 17:32 ` Jon Smirl
2004-08-25 17:42 ` Greg KH
2004-08-25 18:06 ` Jon Smirl
2004-08-25 18:19 ` Greg KH
2004-08-25 18:45 ` Jon Smirl
2004-08-25 18:55 ` Greg KH
2004-08-25 20:06 ` Jon Smirl
2004-08-26 13:13 ` Matthew Wilcox
2004-08-26 15:40 ` Jon Smirl
2004-08-26 15:58 ` Matthew Wilcox
2004-08-26 19:54 ` Jon Smirl
2004-08-28 16:15 ` Matthew Wilcox
2004-08-28 17:33 ` Jon Smirl
2004-08-28 17:38 ` Jon Smirl
2004-08-27 16:43 ` Matthew Wilcox
2004-08-27 22:29 ` Jon Smirl
2004-08-28 16:35 ` Matthew Wilcox
2004-08-28 21:53 ` Grant Grundler
2004-08-25 18:29 ` Matthew Wilcox
2004-08-19 12:51 ` Alan Cox
2004-08-19 23:00 ` Jon Smirl
2004-08-19 14:01 ` Martin Mares
2004-08-19 23:11 ` Jon Smirl
2004-08-20 10:26 ` Martin Mares
2004-08-25 15:36 ` Matthew Wilcox
2004-08-25 15:50 ` Jon Smirl
2004-07-30 21:09 Jesse Barnes
2004-07-30 21:29 ` Greg KH
2004-07-30 21:34 ` Jesse Barnes
2004-07-30 21:39 ` Greg KH
2004-07-30 21:48 ` Jesse Barnes
2004-07-30 22:15 ` Jon Smirl
2004-07-31 15:59 ` Jesse Barnes
2004-08-02 17:02 ` Jesse Barnes
2004-08-02 17:29 ` Jon Smirl
2004-08-02 21:00 ` Jon Smirl
2004-08-02 21:05 ` Jesse Barnes
2004-08-02 23:32 ` Alan Cox
2004-08-02 23:30 ` Alan Cox
2004-08-03 2:03 ` Jesse Barnes
2004-08-03 2:32 ` Jon Smirl
2004-08-03 17:07 ` Jesse Barnes
2004-08-03 21:19 ` Jon Smirl
2004-08-03 21:28 ` Jesse Barnes
2004-08-03 21:30 ` Jesse Barnes
2004-08-03 21:31 ` Martin Mares
2004-08-03 21:36 ` Jon Smirl
2004-08-03 21:39 ` Martin Mares
2004-08-05 5:05 ` Jon Smirl
2004-08-05 5:41 ` Benjamin Herrenschmidt
2004-08-05 11:53 ` Jon Smirl
2004-08-05 15:54 ` Jesse Barnes
2004-08-05 16:25 ` Jesse Barnes
2004-08-05 20:45 ` Jon Smirl
2004-08-05 21:12 ` Jesse Barnes
2004-08-06 21:14 ` Jon Smirl
2004-08-06 22:33 ` Jesse Barnes
2004-08-11 17:04 ` Jesse Barnes
2004-08-11 17:28 ` Greg KH
2004-08-11 18:02 ` Jesse Barnes
2004-08-11 18:12 ` Greg KH
2004-08-12 1:28 ` Marcelo Tosatti
2004-08-12 14:38 ` Jesse Barnes
2004-08-12 17:29 ` Greg KH
2004-08-12 2:25 ` Miles Bader
2004-08-12 4:38 ` Greg KH
2004-08-12 9:18 ` Geert Uytterhoeven
2004-08-12 22:01 ` Matthew Wilcox
2004-08-11 19:24 ` Jon Smirl
2004-08-11 19:44 ` Jesse Barnes
2004-08-11 20:11 ` Alan Cox
2004-08-11 23:31 ` Jon Smirl
2004-08-12 11:51 ` Alan Cox
2004-08-12 20:28 ` Jon Smirl
2004-08-12 0:45 ` Jon Smirl
2004-08-12 4:37 ` Greg KH
2004-08-04 6:08 ` Jon Smirl
2004-08-04 15:56 ` Jesse Barnes
2004-07-30 21:53 ` Jon Smirl
2004-07-31 10:03 ` Vojtech Pavlik
2004-07-31 13:28 ` Jon Smirl
2004-07-31 15:42 ` Greg KH
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