From: Jeff Garzik <jgarzik@mandrakesoft.com>
To: Manfred <manfred@colorfullife.com>
Cc: Andrew Morton <andrewm@uow.edu.au>, linux-kernel@vger.kernel.org
Subject: Re: Q: natsemi.c spinlocks
Date: Sun, 21 Jan 2001 09:38:21 -0500 [thread overview]
Message-ID: <3A6AF45D.9BEC7FFC@mandrakesoft.com> (raw)
In-Reply-To: <3A44E4D0.E8F177B9@colorfullife.com> <3A45493C.3C75EC1A@uow.edu.au> <3A45DADF.1B87B81E@colorfullife.com>
Manfred wrote:
>
> Andrew Morton wrote:
> >
> > start_tx()
> > {
>
> Yes, I overlooked start_tx.
>
> Hmm. start_tx also assumes that the cpu commits writes in order, I'm
> sure the driver is unreliable on RISC cpus.
>
> Perhaps the driver should use pci_alloc_consistent and pci_map_single?
Eventually, all drivers which use PCI DMA of some sort -should- use
pci_alloc_consistent, etc.
Jeff
--
Jeff Garzik | "You see, in this world there's two kinds of
Building 1024 | people, my friend: Those with loaded guns
MandrakeSoft | and those who dig. You dig." --Blondie
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next prev parent reply other threads:[~2001-01-21 14:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-12-23 17:45 Q: natsemi.c spinlocks Manfred
2000-12-24 0:54 ` Andrew Morton
2000-12-24 11:15 ` Manfred
2001-01-21 14:38 ` Jeff Garzik [this message]
2001-01-21 14:43 ` [PATCH] " Jeff Garzik
2001-01-22 7:06 ` Donald Becker
2001-01-22 8:51 ` Manfred Spraul
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