Previous patch didn't export sync_inode_wodata(),  that had a
problem with modula ext2 fs. Bug-fixed version is attached here.

Machida, Hiroyuki wrote:
> 
> I revise a previous patch. Now checking dirty flag is done
> at vfs layer, as OGAWA-san said. I realized ext2_sync_inode()
> is good for syncing inode without it's data. I moved it to vfs layer
> and rename it to sync_inode_wodata().
> 
> The first patch attached here is changes on vfs layer.
> Second patch attached at the next mail is changes on ext2 fs.
> 
> 
> OGAWA Hirofumi wrote:
> 
>> "Machida, Hiroyuki" <machida@sm.sony.co.jp> writes:
>>
>>
>>> +    if ( (!error) && IS_SYNC(inode)) {
>>> +        error = write_inode_now(inode, 1);
>>> +    }
>>
>>
>>
>> We don't need to sync the data pages at all here. And I think it is
>> not right place for doing this.  If we need this, since we need to see
>> O_SYNC for fchxxx() VFS would be right place to do it.
>>
>> But, personally, I'd like to kill the "-o sync" stuff for these
>> independent meta data rather. Then...
> 
> 
> 
> ------------------------------------------------------------------------
> 
> 
> This patch adds inode-sync after attribute changes, if needed.
> 
> * fs-sync-attr.patch for 2.6.13
> 
>  fs/fs-writeback.c      |   19 +++++++++++++++++++
>  fs/open.c              |   12 ++++++++++++
>  include/linux/fs.h     |    1 +
>  4 files changed, 32 insertions(+)
> 
> Signed-off-by: Hiroyuki Machida <machdia@sm.sony.co.jp>
	:
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