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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-28 13:21:44 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-28 13:21:44 -0800 |
| commit | de1a2262b006220dae2561a299a6ea128c46f4fe (patch) | |
| tree | 0df7b3686f09a77a000fb63a333237facad3482c /fs/ext4 | |
| parent | f042fea0da78d9dc077a9c736b33b60eb8f35195 (diff) | |
| parent | ed84825b785ceb932af7dd5aa08614801721320b (diff) | |
| download | linux-de1a2262b006220dae2561a299a6ea128c46f4fe.tar.gz linux-de1a2262b006220dae2561a299a6ea128c46f4fe.tar.bz2 linux-de1a2262b006220dae2561a299a6ea128c46f4fe.zip | |
Merge tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux
Pull writeback fixes from Wu Fengguang:
"Two writeback fixes
- fix negative (setpoint - dirty) in 32bit archs
- use down_read_trylock() in writeback_inodes_sb(_nr)_if_idle()"
* tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg/linux:
Negative (setpoint-dirty) in bdi_position_ratio()
vfs: re-implement writeback_inodes_sb(_nr)_if_idle() and rename them
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/inode.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 9c4f4b1c97f8..9ea0cde3fa9e 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2512,12 +2512,8 @@ static int ext4_nonda_switch(struct super_block *sb) /* * Start pushing delalloc when 1/2 of free blocks are dirty. */ - if (dirty_blocks && (free_blocks < 2 * dirty_blocks) && - !writeback_in_progress(sb->s_bdi) && - down_read_trylock(&sb->s_umount)) { - writeback_inodes_sb(sb, WB_REASON_FS_FREE_SPACE); - up_read(&sb->s_umount); - } + if (dirty_blocks && (free_blocks < 2 * dirty_blocks)) + try_to_writeback_inodes_sb(sb, WB_REASON_FS_FREE_SPACE); if (2 * free_blocks < 3 * dirty_blocks || free_blocks < (dirty_blocks + EXT4_FREECLUSTERS_WATERMARK)) { |