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f2fs: avoid to wait all the node blocks during fsync

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Previously, f2fs_sync_file() waits for all the node blocks to be written.
But, we don't need to do that, but wait only the inode-related node blocks.

This patch adds wait_on_node_pages_writeback() in which waits inode-related
node blocks that are on writeback.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim
2013-10-31 14:57:01 +09:00
parent 44c60bf2b9
commit cfe58f9dcd
3 changed files with 44 additions and 2 deletions
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5
fs/f2fs/file.c
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@@ -189,8 +189,9 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
if (ret)
goto out;
}
filemap_fdatawait_range(sbi->node_inode->i_mapping,
0, LONG_MAX);
ret = wait_on_node_pages_writeback(sbi, inode->i_ino);
if (ret)
goto out;
ret = blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL);
}
out: