linux-kernel - [PATCH 0/8] Per-bdi writeback flusher threads v19

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Date:	Tue,  8 Sep 2009 11:23:03 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	chris.mason@...cle.com, david@...morbit.com, hch@...radead.org,
	akpm@...ux-foundation.org, jack@...e.cz
Subject: [PATCH 0/8] Per-bdi writeback flusher threads v19

Hi,

This is the 19th release of the writeback patchset. Changes since
v18 include:

- Switch unpin_sb_for_writeback() to using put_super() instead of
  __put_super_and_need_start(). This means making put_super()
  non-static, but we don't have to export it.
- Always check and clean old data.
- Don't copy *wbc twice in wb_do_writeback().
- Tweak 'when to break' logic in wb_writeback().
- Get rid of wb_start_writeback() and bdi_sched_work(), fold them into
  bdi_queue_work().

Thanks to Jan Kara and Christoph Hellwig for their suggestions and
review!

 b/block/blk-core.c                 |    1 
 b/drivers/block/aoe/aoeblk.c       |    1 
 b/drivers/char/mem.c               |    1 
 b/drivers/staging/pohmelfs/inode.c |    9 
 b/fs/btrfs/disk-io.c               |    1 
 b/fs/buffer.c                      |    2 
 b/fs/char_dev.c                    |    1 
 b/fs/configfs/inode.c              |    1 
 b/fs/fs-writeback.c                | 1058 +++++++++++++++++++++--------
 b/fs/fuse/inode.c                  |    1 
 b/fs/hugetlbfs/inode.c             |    1 
 b/fs/nfs/client.c                  |    1 
 b/fs/ocfs2/dlm/dlmfs.c             |    1 
 b/fs/ramfs/inode.c                 |    1 
 b/fs/super.c                       |    5 
 b/fs/sync.c                        |   20 
 b/fs/sysfs/inode.c                 |    1 
 b/fs/ubifs/budget.c                |   16 
 b/fs/ubifs/super.c                 |    9 
 b/include/linux/backing-dev.h      |   55 +
 b/include/linux/fs.h               |    9 
 b/include/linux/writeback.h        |   24 
 b/kernel/cgroup.c                  |    1 
 b/kernel/sysctl.c                  |    8 
 b/mm/Makefile                      |    2 
 b/mm/backing-dev.c                 |  380 ++++++++++
 b/mm/page-writeback.c              |  188 -----
 b/mm/swap_state.c                  |    1 
 b/mm/vmscan.c                      |    2 
 mm/pdflush.c                       |  269 -------
 30 files changed, 1292 insertions(+), 778 deletions(-)

-- 
Jens Axboe

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