Re: [RFC PATCH v1 00/30] fs: inode->i_version rework and optimization

[Christoph Hellwig]

On Mon, Mar 20, 2017 at 05:43:27PM -0400, J. Bruce Fields wrote:
> To me, the interesting question is whether this allows us to turn on
> i_version updates by default on xfs and ext4.

XFS v5 file systems have it on by default.  Although we'll still need
to agree on the exact semantics of i_version before it's going to be
useful.