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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-05-21 03:42:37 (GMT) |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-06-03 01:05:13 (GMT) |
| commit | 26de9b11713057a16a9220423a2f137774763b0e (patch) | |
| tree | cf238a2873c5b3befbe1499f9005de554a759a9e /fs/f2fs/data.c | |
| parent | ee6d182f2a19d5d44607b5ae4bec523726d76a99 (diff) | |
| download | linux-26de9b11713057a16a9220423a2f137774763b0e.tar.xz | |
f2fs: avoid unnecessary updating inode during fsync
If roll-forward recovery can recover i_size, we don't need to update inode's
metadata during fsync.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/data.c')
| -rw-r--r-- | fs/f2fs/data.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index a3dea51..287582e 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -1204,6 +1204,7 @@ static int f2fs_write_data_page(struct page *page, loff_t i_size = i_size_read(inode); const pgoff_t end_index = ((unsigned long long) i_size) >> PAGE_SHIFT; + loff_t psize = (page->index + 1) << PAGE_SHIFT; unsigned offset = 0; bool need_balance_fs = false; int err = 0; @@ -1265,6 +1266,8 @@ write: err = f2fs_write_inline_data(inode, page); if (err == -EAGAIN) err = do_write_data_page(&fio); + if (F2FS_I(inode)->last_disk_size < psize) + F2FS_I(inode)->last_disk_size = psize; f2fs_unlock_op(sbi); done: if (err && err != -ENOENT) |