On Jul 11, 2007 09:47 +0100, Christoph Hellwig wrote:
> On Sun, Jul 01, 2007 at 03:37:45AM -0400, Mingming Cao wrote:
> > This patch is on top of i_version_update_vfs.
> > The i_version field of the inode is set on inode creation and incremented
> > when the inode is being modified.
>
> Which is not what i_version is supposed to do. It'll get you tons of misses
> for NFSv3 filehandles that rely on the generation staying the same for the
> same file. Please add a new field for the NFSv4 sequence counter instead
> of making i_version unuseable.
You are confusing i_generation (the instance of this inode number) with
i_version (whether this file has been modified)?
Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.
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