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From: Jens Axboe <jens.axboe@oracle.com>
To: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	chris.mason@oracle.com, david@fromorbit.com, hch@infradead.org,
	akpm@linux-foundation.org, jack@suse.cz,
	yanmin_zhang@linux.intel.com, richard@rsk.demon.co.uk
Subject: Re: [PATCH 07/12] writeback: support > 1 flusher thread per bdi
Date: Thu, 4 Jun 2009 21:48:13 +0200	[thread overview]
Message-ID: <20090604194813.GA11363@kernel.dk> (raw)
In-Reply-To: <20090604174439.GF6739@linux.vnet.ibm.com>

On Thu, Jun 04 2009, Paul E. McKenney wrote:
> On Tue, May 26, 2009 at 11:33:45AM +0200, Jens Axboe wrote:
> > Build on the bdi_writeback support by allowing registration of
> > more than 1 flusher thread. File systems can call bdi_add_flusher_task(bdi)
> > to add more flusher threads to the device. If they do so, they must also
> > provide a super_operations function to return the suitable bdi_writeback
> > struct from any given inode.
> 
> Looks good from an RCU perspective.  SRCU used for wb_list, RCU for the
> other RCU-protected data.  ;-)

Great, thanks for reviewing!

-- 
Jens Axboe


  reply	other threads:[~2009-06-04 19:48 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-26  9:33 [PATCH 0/12] Per-bdi writeback flusher threads v7 Jens Axboe
2009-05-26  9:33 ` [PATCH 01/12] ntfs: remove old debug check for dirty data in ntfs_put_super() Jens Axboe
2009-05-26  9:33 ` [PATCH 02/12] btrfs: properly register fs backing device Jens Axboe
2009-05-26  9:33 ` [PATCH 03/12] writeback: move dirty inodes from super_block to backing_dev_info Jens Axboe
2009-05-26  9:33 ` [PATCH 04/12] writeback: switch to per-bdi threads for flushing data Jens Axboe
2009-05-26  9:33 ` [PATCH 05/12] writeback: get rid of pdflush completely Jens Axboe
2009-05-26  9:33 ` [PATCH 06/12] writeback: separate the flushing state/task from the bdi Jens Axboe
2009-05-26  9:33 ` [PATCH 07/12] writeback: support > 1 flusher thread per bdi Jens Axboe
2009-06-04 17:44   ` Paul E. McKenney
2009-06-04 19:48     ` Jens Axboe [this message]
2009-05-26  9:33 ` [PATCH 08/12] writeback: include default_backing_dev_info in writeback Jens Axboe
2009-05-26  9:33 ` [PATCH 09/12] writeback: allow sleepy exit of default writeback task Jens Axboe
2009-05-26  9:33 ` [PATCH 10/12] writeback: add some debug inode list counters to bdi stats Jens Axboe
2009-05-26  9:33 ` [PATCH 11/12] writeback: add name to backing_dev_info Jens Axboe
2009-05-26  9:33 ` [PATCH 12/12] writeback: check for registered bdi in flusher add and inode dirty Jens Axboe
2009-05-26 15:25 ` [PATCH 0/12] Per-bdi writeback flusher threads v7 Damien Wyart
2009-05-26 16:41   ` Jens Axboe
2009-05-26 17:08     ` Damien Wyart
2009-05-26 17:10       ` Damien Wyart
2009-05-26 20:47       ` Jens Axboe
2009-05-26 21:11         ` Jens Axboe
2009-05-27  5:21           ` Damien Wyart
2009-05-27  5:49             ` Damien Wyart
2009-05-27  9:20               ` Jens Axboe
2009-05-27 13:15                 ` Damien Wyart
2009-05-27 15:05                   ` Jens Axboe
2009-05-27 21:06                     ` Andrew Morton
2009-05-28 10:20                       ` Jens Axboe
2009-05-27  6:17             ` Jens Axboe
2009-05-27  5:27 ` Zhang, Yanmin
2009-05-27  6:17   ` Jens Axboe
2009-06-02  2:07     ` Zhang, Yanmin
2009-06-02 11:53       ` Jens Axboe
  -- strict thread matches above, loose matches on Subject: below --
2009-05-25  7:34 [PATCH 0/12] Per-bdi writeback flusher threads #5 Jens Axboe
2009-05-25  7:34 ` [PATCH 07/12] writeback: support > 1 flusher thread per bdi Jens Axboe
2009-05-25  7:30 [PATCH 0/12] Per-bdi writeback flusher threads #5 Jens Axboe
2009-05-25  7:30 ` [PATCH 07/12] writeback: support > 1 flusher thread per bdi Jens Axboe

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