From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: linux1394-devel@lists.sourceforge.net
Cc: Kyle Moffett <mrmacman_g4@mac.com>, Andrew Morton <akpm@osdl.org>,
Johannes Berg <johannes@sipsolutions.net>,
linux-kernel@vger.kernel.org
Subject: Re: [RFC 4/4] firewire: add mem1394
Date: Sun, 05 Feb 2006 21:09:14 +0100 [thread overview]
Message-ID: <43E65B6A.4090301@s5r6.in-berlin.de> (raw)
In-Reply-To: <43E5D599.5040503@s5r6.in-berlin.de>
I wrote:
(ohci1394's programming of physical DMA filters)
> The else clause is BTW bogus [...], but this is only
> important if an IEEE 1394.1 bus bridge was present.
I had a closer look. Physical DMA _is_ reliably disabled for all nodes
(including nodes on bridged buses) if ohci1394 was loaded with phys_dma=0.
--
Stefan Richter
-=====-=-==- --=- --=-=
http://arcgraph.de/sr/
next prev parent reply other threads:[~2006-02-05 20:13 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-02 22:27 [RFC 0/4] firewire: interface to remote memory (mem1394) Johannes Berg
2006-02-02 22:38 ` [RFC 1/4] firewire: node interface Johannes Berg
2006-02-02 22:40 ` [RFC 2/4] firewire: dynamic cdev allocation below firewire major Johannes Berg
2006-02-05 13:11 ` Stefan Richter
2006-02-13 3:51 ` Jody McIntyre
2006-02-13 7:32 ` Arjan van de Ven
2006-02-13 12:02 ` Johannes Berg
2006-02-13 16:49 ` Stefan Richter
2006-02-13 21:10 ` Arjan van de Ven
2006-02-14 15:41 ` Johannes Berg
2006-02-02 22:41 ` [RFC 3/4] firewire: unconditionally export hpsb_send_packet_and_wait Johannes Berg
2006-02-05 13:42 ` Stefan Richter
2006-02-07 10:45 ` Johannes Berg
2006-02-02 22:43 ` [RFC 4/4] firewire: add mem1394 Johannes Berg
2006-02-03 11:35 ` Andy Wingo
2006-02-03 11:47 ` Johannes Berg
2006-02-05 12:59 ` Stefan Richter
2006-02-05 8:43 ` Andrew Morton
2006-02-05 9:09 ` Kyle Moffett
[not found] ` <43E5D599.5040503@s5r6.in-berlin.de>
2006-02-05 20:09 ` Stefan Richter [this message]
2006-02-05 20:17 ` Andi Kleen
2006-02-05 20:50 ` Stefan Richter
2006-02-06 8:44 ` Andi Kleen
2006-02-05 14:19 ` Stefan Richter
2006-02-07 10:41 ` Johannes Berg
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