From: Alan Cox <alan@redhat.com>
To: becker@scyld.com (Donald Becker)
Cc: ionut@cs.columbia.edu (Ion Badulescu),
jgarzik@mandrakesoft.com (Jeff Garzik),
alan@redhat.com (Alan Cox),
linux-kernel@vger.kernel.org, jes@linuxcare.com
Subject: Re: [PATCH] starfire reads irq before pci_enable_device.
Date: Fri, 9 Feb 2001 05:49:45 -0500 (EST) [thread overview]
Message-ID: <200102091049.f19Anjk06651@devserv.devel.redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.10.10102081924330.7141-100000@vaio.greennet> from "Donald Becker" at Feb 08, 2001 07:44:24 PM
> It's amusing that a full receive copy is added without any concern, in
> the same discussion where zero-copy transmit is treated as a holy grail!
For non routing paths its virtually free because the DMA forced the lines
from cache anyway. Basically its a deficiency in the chipset. We don't support
chipsets with alignment rules well on cpus with alignment rules that clash
That shouldnt be a suprise
-
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next prev parent reply other threads:[~2001-02-09 10:51 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-07 19:52 [PATCH] starfire reads irq before pci_enable_device davej
2001-02-07 19:57 ` Jeff Garzik
2001-02-07 20:34 ` Manfred Spraul
2001-02-08 4:00 ` Jeff Garzik
2001-02-08 1:52 ` Ion Badulescu
2001-02-08 20:28 ` Jeff Garzik
2001-02-08 21:18 ` Ion Badulescu
2001-02-08 21:38 ` Jeff Garzik
2001-02-08 22:05 ` Ion Badulescu
2001-02-09 19:08 ` Jeff Garzik
2001-02-09 20:07 ` Ion Badulescu
2001-02-09 20:11 ` Jeff Garzik
2001-02-09 20:21 ` Ion Badulescu
2001-02-09 20:26 ` Jeff Garzik
2001-02-08 21:43 ` Manfred Spraul
2001-02-08 21:46 ` Ion Badulescu
2001-02-09 21:43 ` Jes Sorensen
2001-02-09 21:52 ` Ion Badulescu
2001-02-12 18:54 ` Jes Sorensen
2001-02-14 1:35 ` Ion Badulescu
2001-02-10 14:48 ` Manfred Spraul
2001-02-08 21:26 ` Donald Becker
2001-02-08 22:16 ` Ion Badulescu
2001-02-09 0:09 ` Ion Badulescu
2001-02-09 0:44 ` Donald Becker
2001-02-09 0:47 ` Ion Badulescu
2001-02-09 10:49 ` Alan Cox [this message]
2001-02-09 23:32 ` Ion Badulescu
2001-02-09 23:35 ` Alan Cox
2001-02-10 8:48 ` Gérard Roudier
2001-02-12 19:01 ` Jes Sorensen
2001-02-13 13:06 ` Jeff Garzik
2001-02-13 20:29 ` Ion Badulescu
2001-02-14 2:05 ` Ion Badulescu
2001-02-14 20:10 ` Gérard Roudier
2001-02-14 15:39 ` Jes Sorensen
2001-02-17 21:34 ` David S. Miller
2001-02-19 11:00 ` Jes Sorensen
2001-02-09 21:42 ` Jes Sorensen
2001-02-09 22:56 ` Donald Becker
2001-02-12 18:54 ` Jes Sorensen
2001-02-14 1:20 ` Donald Becker
2001-02-14 12:37 ` Alan Cox
2001-02-14 12:49 ` Jeff Garzik
2001-02-14 12:54 ` Ion Badulescu
2001-02-14 13:05 ` Alan Cox
2001-02-14 13:38 ` Ion Badulescu
2001-02-14 15:35 ` Jes Sorensen
-- strict thread matches above, loose matches on Subject: below --
2001-02-14 16:54 Petr Vandrovec
2001-02-15 16:09 ` Jes Sorensen
2001-02-07 18:42 davej
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