From: Jeff Garzik <jgarzik@mandrakesoft.com>
To: Andrea Arcangeli <andrea@suse.de>
Cc: Andrew Morton <andrewm@uow.edu.au>,
Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
Richard Henderson <rth@twiddle.net>,
linux-kernel@vger.kernel.org
Subject: Re: alpha iommu fixes
Date: Sun, 20 May 2001 13:16:25 -0400 [thread overview]
Message-ID: <3B07FBE9.1176D9DC@mandrakesoft.com> (raw)
In-Reply-To: <20010518214617.A701@jurassic.park.msu.ru> <20010519155502.A16482@athlon.random> <20010519231131.A2840@jurassic.park.msu.ru>, <20010519231131.A2840@jurassic.park.msu.ru>; <20010520044013.A18119@athlon.random> <3B07AF49.5A85205F@uow.edu.au> <20010520154958.E18119@athlon.random> <20010520181803.I18119@athlon.random>
Andrea Arcangeli wrote:
>
> On Sun, May 20, 2001 at 03:49:58PM +0200, Andrea Arcangeli wrote:
> > they returned zero. You either have to drop the skb or to try again later
> > if they returns zero.
>
> BTW, pci_map_single is not a nice interface, it cannot return bus
> address 0,
who says?
A value of zero for the mapping is certainly an acceptable value, and it
should be handled by drivers.
In fact its an open bug in a couple net drivers that they check the
mapping to see if it is non-zero...
--
Jeff Garzik | "Do you have to make light of everything?!"
Building 1024 | "I'm extremely serious about nailing your
MandrakeSoft | step-daughter, but other than that, yes."
next prev parent reply other threads:[~2001-05-20 17:16 UTC|newest]
Thread overview: 97+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-18 17:46 alpha iommu fixes Ivan Kokshaysky
2001-05-19 2:34 ` Tom Vier
2001-05-19 10:48 ` Ivan Kokshaysky
2001-05-19 20:58 ` Tom Vier
2001-05-19 13:55 ` Andrea Arcangeli
2001-05-19 19:11 ` Ivan Kokshaysky
2001-05-20 2:40 ` Andrea Arcangeli
2001-05-20 12:12 ` Ivan Kokshaysky
2001-05-20 13:40 ` Andrea Arcangeli
2001-05-20 14:23 ` Gérard Roudier
[not found] ` <3B07AF49.5A85205F@uow.edu.au>
2001-05-20 13:49 ` Andrea Arcangeli
2001-05-20 14:05 ` Andrew Morton
2001-05-20 14:33 ` Andrea Arcangeli
2001-05-21 1:01 ` David S. Miller
2001-05-21 1:47 ` Andrea Arcangeli
2001-05-21 7:05 ` David S. Miller
2001-05-21 8:59 ` Andrea Arcangeli
2001-05-21 9:02 ` David S. Miller
2001-05-21 9:23 ` Andi Kleen
2001-05-21 9:30 ` David S. Miller
2001-05-21 9:42 ` Andi Kleen
2001-05-21 10:00 ` David S. Miller
2001-05-21 10:27 ` Andi Kleen
2001-05-21 10:34 ` David S. Miller
2001-05-21 10:42 ` Andi Kleen
2001-05-21 10:55 ` David S. Miller
2001-05-21 11:08 ` Andi Kleen
2001-05-21 11:36 ` David S. Miller
2001-05-21 11:41 ` Andi Kleen
2001-05-21 22:22 ` Jens Axboe
2001-05-21 10:02 ` Andrea Arcangeli
2001-05-21 10:17 ` Alan Cox
2001-05-21 9:56 ` Andrea Arcangeli
2001-05-21 10:11 ` David S. Miller
2001-05-21 10:19 ` David S. Miller
2001-05-21 11:00 ` Andrea Arcangeli
2001-05-21 11:04 ` David S. Miller
2001-05-21 11:27 ` Andrea Arcangeli
2001-05-21 12:16 ` Peter Rival
2001-05-21 13:55 ` Jonathan Lundell
2001-05-21 14:17 ` Ivan Kokshaysky
2001-05-21 15:47 ` Jonathan Lundell
2001-05-22 11:12 ` Chris Wedgwood
2001-05-22 17:51 ` Jonathan Lundell
2001-05-21 10:50 ` Andrea Arcangeli
2001-05-21 10:59 ` David S. Miller
2001-05-21 11:19 ` Andrea Arcangeli
2001-05-21 11:51 ` Ivan Kokshaysky
2001-05-21 17:53 ` Richard Henderson
2001-05-22 0:56 ` Andrea Arcangeli
2001-05-22 14:29 ` Andrea Arcangeli
2001-05-22 14:44 ` Ivan Kokshaysky
2001-05-22 15:00 ` Andrea Arcangeli
2001-05-22 20:28 ` Richard Henderson
2001-05-22 20:40 ` Jeff Garzik
2001-05-22 20:52 ` Andrea Arcangeli
2001-05-22 20:57 ` Richard Henderson
2001-05-22 21:09 ` Alan Cox
2001-05-22 20:48 ` Jonathan Lundell
2001-05-22 21:02 ` Richard Henderson
2001-05-22 21:10 ` Alan Cox
2001-05-22 21:17 ` Jonathan Lundell
2001-05-22 21:24 ` Alan Cox
2001-05-22 21:34 ` Jonathan Lundell
2001-05-22 21:08 ` Alan Cox
2001-05-22 15:18 ` Andrea Arcangeli
2001-05-22 15:55 ` Ivan Kokshaysky
2001-05-22 16:06 ` Andrea Arcangeli
2001-05-22 13:22 ` Andrea Arcangeli
2001-05-21 9:50 ` Gerd Knorr
2001-05-21 1:00 ` David S. Miller
2001-05-21 7:47 ` Alan Cox
2001-05-21 7:53 ` David S. Miller
2001-05-21 8:03 ` Alan Cox
2001-05-21 8:11 ` David S. Miller
2001-05-20 16:18 ` Andrea Arcangeli
2001-05-20 16:21 ` Andrew Morton
2001-05-20 16:44 ` Andrea Arcangeli
2001-05-20 16:54 ` Andrew Morton
2001-05-20 17:12 ` Andrea Arcangeli
2001-05-21 1:07 ` David S. Miller
2001-05-21 1:37 ` Andrea Arcangeli
2001-05-21 6:53 ` David S. Miller
2001-05-21 7:59 ` Alan Cox
2001-05-21 8:09 ` David S. Miller
2001-05-21 8:09 ` Alan Cox
2001-05-21 8:06 ` Chris Wedgwood
2001-05-23 0:05 ` Albert D. Cahalan
2001-05-22 13:11 ` Pavel Machek
2001-05-22 23:02 ` David S. Miller
2001-05-20 17:16 ` Jeff Garzik [this message]
2001-05-20 17:37 ` Andrea Arcangeli
2001-05-21 1:03 ` David S. Miller
2001-05-21 1:58 ` Richard Henderson
2001-05-20 1:11 ` Richard Henderson
2001-05-20 12:05 ` Ivan Kokshaysky
2001-05-21 0:37 ` Richard Henderson
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