Re: [PATCH 07/18] xfs: don't use vfs writeback for pure metadata modifications

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On Tue, Sep 14, 2010 at 08:56:06PM +1000, Dave Chinner wrote:
> Hence we can stop marking VFS inodes dirty during transaction commit or when
> changing timestamps during transactions. This will keep the inodes in the
> superblock dirty list to those containing data or unlogged metadata changes.

But we also use xfs_ichgtime for non-transacion size updates, e.g.
for truncate of zero length files.  With this patch we lose track of
the timestamp updates for this case.

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