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From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-kernel@vger.kernel.org, linux1394-devel@lists.sourceforge.net
Subject: Re: [GIT, RFC] Killing the Big Kernel Lock
Date: Sat, 10 Apr 2010 17:13:38 +0200 (CEST)	[thread overview]
Message-ID: <tkrat.5a45045b32e1e7c6@s5r6.in-berlin.de> (raw)
In-Reply-To: <201003271537.40488.arnd@arndb.de>

On 27 Mar, Arnd Bergmann wrote:
> On Saturday 27 March 2010 00:47:33 Stefan Richter wrote:
>> firewire-core and raw1394 do not actually require the BKL, they only
>> miss to declare their files as not seekable.  I will post patches which
>> change these accordingly.
> 
> Your patches look good, but it would be helpful to also set .llseek = no_llseek
> in the file operations, because that is much easier to grep for than
> only the nonseekable_open. While it's technically a NOP on the presence of
> nonseekable_open, it will help that I don't accidentally apply my patch on
> top of yours.

I pushed modified versions of these patches out to linux1394-2.6.git now
(master and for-next branch, on top of unrelated firewire updates). They
contain the explicit .llseek = no_llseek now.

http://git.kernel.org/?p=linux/kernel/git/ieee1394/linux1394-2.6.git;a=commitdiff;h=3ac26b2ee30005930117fe6a180c139c5f300faf
http://git.kernel.org/?p=linux/kernel/git/ieee1394/linux1394-2.6.git;a=commitdiff;h=7cfe21aae155c26193fde617dc61d37a79a63f86
-- 
Stefan Richter
-=====-==-=- -=-- -=-=-
http://arcgraph.de/sr/


  parent reply	other threads:[~2010-04-10 15:13 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-24 21:40 Arnd Bergmann
2010-03-24 21:07 ` Andrew Morton
2010-03-25 10:26   ` Arnd Bergmann
2010-03-28 20:33     ` Frederic Weisbecker
2010-03-24 21:53 ` Roland Dreier
2010-03-24 21:59   ` Arnd Bergmann
2010-03-31  5:22     ` Roland Dreier
2010-03-24 22:10 ` Alan Cox
2010-03-24 22:25   ` Arnd Bergmann
2010-03-24 22:23 ` Ingo Molnar
2010-03-25 12:55 ` Jiri Kosina
2010-03-25 13:06   ` Arnd Bergmann
2010-03-25 13:38     ` Arnd Bergmann
2010-03-26 23:47       ` Stefan Richter
2010-03-27  9:16         ` [PATCH] firewire: char device files are not seekable (BKL removal) Stefan Richter
2010-03-27  9:20         ` [PATCH] ieee1394: " Stefan Richter
2010-03-27 10:40         ` [PATCH RFC] DVB: add dvb_generic_nonseekable_open, dvb_generic_unlocked_ioctl, use in firedtv Stefan Richter
2010-03-28 14:47           ` [PATCH RFC v2] " Stefan Richter
2010-03-27 14:37         ` [GIT, RFC] Killing the Big Kernel Lock Arnd Bergmann
2010-03-28 12:27           ` Stefan Richter
2010-03-28 20:05             ` Arnd Bergmann
2010-03-28 20:15               ` Frederic Weisbecker
2010-03-28 21:34                 ` Arnd Bergmann
2010-03-28 23:24                   ` Frederic Weisbecker
2010-04-08 20:45               ` Jan Blunck
2010-04-08 21:27                 ` Arnd Bergmann
2010-04-08 21:30                   ` Frederic Weisbecker
2010-04-09 11:02                   ` Jan Blunck
2010-04-10 15:13           ` Stefan Richter [this message]
2010-03-28 21:58   ` Andi Kleen
2010-03-29  1:07     ` [GIT, RFC] Killing the Big Kernel Lock II Andi Kleen
2010-03-29 11:48       ` Arnd Bergmann
2010-03-29 12:30         ` Andi Kleen
2010-03-29 14:43           ` Arnd Bergmann
2010-03-29 20:11             ` Andi Kleen
2010-03-31 15:30               ` Arnd Bergmann
2010-03-25 13:40 ` [GIT, RFC] Killing the Big Kernel Lock Dan Carpenter
2010-03-25 14:14   ` Arnd Bergmann
2010-03-28 20:04 ` Frederic Weisbecker
2010-03-28 20:11 ` Frederic Weisbecker
2010-03-28 23:18 ` Frederic Weisbecker
2010-03-28 23:38   ` Frederic Weisbecker
2010-03-29 11:04     ` Arnd Bergmann
2010-03-29 17:59       ` Frederic Weisbecker
2010-03-29 21:18         ` Arnd Bergmann
2010-03-29 12:45 ` John Kacur
2010-03-31 22:11 ` Roland Dreier
2010-03-31 22:20   ` Frederic Weisbecker
2010-04-01  8:50   ` Arnd Bergmann

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