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From: Christoph Hellwig <hch@infradead.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Christoph Hellwig <hch@infradead.org>,
	Anton Altaparmakov <aia21@cam.ac.uk>, Jan Kara <jack@suse.cz>,
	codalist@coda.cs.cmu.edu, autofs@linux.kernel.org,
	linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>,
	Trond Myklebust <Trond.Myklebust@netapp.com>,
	Petr Vandrovec <vandrove@vc.cvut.cz>,
	Anders Larsen <al@alarsen.net>,
	Evgeniy Dushistov <dushistov@mail.ru>,
	Ingo Molnar <mingo@elte.hu>,
	netdev@vger.kernel.org, Samuel Ortiz <samuel@sortiz.org>,
	Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	Andrew Hendry <andrew.hendry@gmail.com>
Subject: Re: Remaining BKL users, what to do
Date: Fri, 17 Sep 2010 10:02:19 -0400	[thread overview]
Message-ID: <20100917140219.GA9454@infradead.org> (raw)
In-Reply-To: <201009171550.49282.arnd@arndb.de>

On Fri, Sep 17, 2010 at 03:50:49PM +0200, Arnd Bergmann wrote:
> On Friday 17 September 2010, Christoph Hellwig wrote:
> > 
> > On Fri, Sep 17, 2010 at 12:45:41PM +0200, Arnd Bergmann wrote:
> > > ncpfs: replace BKL with lock_super
> > 
> > Err, no.  lock_super is just as much on it's way out as the BKL.  We've
> > managed to move it down from the VFS into a few remaining filesystems
> > and now need to get rid of those users.  Please don't add any new ones.
> 
> Ok. I guess that's also a NAK for my the isofs patch I posted yesterday
> then. Do you have any suggestions for an alternative approach?

Just add a per-sb mutex inside the filesystem.  Given that lock_super
isn't used by the VFS anymore that's actually equivalent.


  reply	other threads:[~2010-09-17 14:02 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-16 14:32 Remaining BKL users, what to do Arnd Bergmann
2010-09-16 14:49 ` Steven Rostedt
2010-09-16 18:32   ` Jens Axboe
2010-09-17 18:46     ` Arnd Bergmann
2010-09-16 15:04 ` Jan Kara
2010-09-16 21:26   ` Anton Altaparmakov
2010-09-17 10:45     ` Arnd Bergmann
2010-09-17 13:32       ` Christoph Hellwig
2010-09-17 13:50         ` Arnd Bergmann
2010-09-17 14:02           ` Christoph Hellwig [this message]
2010-09-17 14:56             ` Arnd Bergmann
2010-09-17 19:00               ` [PATCH] BKL: Remove BKL from isofs Arnd Bergmann
2010-09-20 10:58                 ` Jan Kara
2010-09-20 11:13                   ` Arnd Bergmann
2010-09-20 15:18                     ` Jan Kara
2010-09-20 15:40                       ` Alexander E. Patrakov
2010-09-20 15:50                         ` Jan Kara
2010-09-16 15:07 ` Remaining BKL users, what to do Alan Cox
2010-09-16 20:08   ` David Miller
2010-09-16 16:09 ` Anders Larsen
2010-09-16 16:57 ` Samuel Ortiz
2010-09-16 20:08   ` David Miller
2010-09-16 19:00 ` Jan Harkes
2010-09-16 19:26   ` Arnd Bergmann
2010-09-20  1:25 ` [autofs] " Ian Kent
2010-10-18 15:42 ` [v2] " Arnd Bergmann
2010-10-18 16:19   ` Christoph Hellwig
2010-10-18 17:38     ` Arnd Bergmann
2010-10-18 18:43   ` [Ksummit-2010-discuss] " Greg KH
2010-10-18 23:00     ` Dave Airlie
2010-10-19  0:40       ` Greg KH
2010-10-19  0:57         ` Dave Airlie
2010-10-19  2:24           ` Greg KH
2010-10-19  2:45             ` Dave Airlie
2010-10-19  3:33               ` Steven Rostedt
2010-10-19  4:03                 ` Dave Airlie
2010-10-19  5:00                 ` Theodore Kilgore
2010-10-19  4:52                   ` Dave Airlie
2010-10-19  7:26                     ` Arnd Bergmann
2010-10-19 12:39                       ` Steven Rostedt
2010-10-19 13:54                         ` Paul Mundt
2010-10-19 13:26                       ` Arnd Bergmann
2010-10-19 20:50                         ` Dave Airlie
2010-10-20 16:14                           ` Ville Syrjälä
2010-10-19 18:24         ` Valdis.Kletnieks
2010-10-19 19:37           ` Greg KH
2010-10-19 19:40             ` Oliver Neukum
2010-10-19 20:29               ` Greg KH
2010-10-19 20:38                 ` Jiri Kosina
2010-10-19 20:41                 ` Alan Cox
2010-10-19 20:48                   ` Arnd Bergmann
2010-10-19 20:44                 ` Arnd Bergmann
2010-10-20  4:43                   ` Dave Young
2010-10-20  6:50                     ` Arnd Bergmann
2010-11-02  1:21                   ` Pavel Machek
2010-11-03  6:58                     ` Pekka Enberg
2010-10-21 12:47 ` Christoph Hellwig
2010-10-21 13:38   ` Arnd Bergmann
2010-10-21 13:50     ` [PATCH 1/2] BKL: remove BKL from qnx4 Arnd Bergmann
2010-10-21 15:22       ` Anders Larsen
2010-10-21 13:51     ` [PATCH 2/2] BKL: remove BKL from freevxfs Arnd Bergmann
  -- strict thread matches above, loose matches on Subject: below --
2010-09-17 23:21 Remaining BKL users, what to do Petr Vandrovec
2010-09-21 20:01 ` Arnd Bergmann

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