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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-03 22:10:33 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-03 22:10:33 +0400 |
| commit | 20bec8ab1458c24bed0d5492ee15d87807fc415a (patch) | |
| tree | e5f910947dbe314b96a591e41e2cfb2d3322caad /fs/buffer.c | |
| parent | 18b34b9546dc192d978dda940673f40928d2e36e (diff) | |
| parent | e7c8f5079ed9ec9e6eb1abe3defc5fb4ebfdf1cb (diff) | |
| download | linux-20bec8ab1458c24bed0d5492ee15d87807fc415a.tar.xz | |
Merge branch 'ext3-latency-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
* 'ext3-latency-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
ext3: Add replace-on-rename hueristics for data=writeback mode
ext3: Add replace-on-truncate hueristics for data=writeback mode
ext3: Use WRITE_SYNC for commits which are caused by fsync()
block_write_full_page: Use synchronous writes for WBC_SYNC_ALL writebacks
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index c2fa1be4923d..5d55a896ff78 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -1595,6 +1595,7 @@ static int __block_write_full_page(struct inode *inode, struct page *page, struct buffer_head *bh, *head; const unsigned blocksize = 1 << inode->i_blkbits; int nr_underway = 0; + int write_op = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE); BUG_ON(!PageLocked(page)); @@ -1686,7 +1687,7 @@ static int __block_write_full_page(struct inode *inode, struct page *page, do { struct buffer_head *next = bh->b_this_page; if (buffer_async_write(bh)) { - submit_bh(WRITE, bh); + submit_bh(write_op, bh); nr_underway++; } bh = next; @@ -1740,7 +1741,7 @@ recover: struct buffer_head *next = bh->b_this_page; if (buffer_async_write(bh)) { clear_buffer_dirty(bh); - submit_bh(WRITE, bh); + submit_bh(write_op, bh); nr_underway++; } bh = next; |