Re: [PATCH] Fastwalk: reduce cacheline bouncing of d_count (Changelog@1.1024.1.11)

From: Trond Myklebust (
Date: Tue Jul 08 2003 - 13:10:10 EST

>>>>> " " == Hanna Linder <> writes:

> The change Trond pointed out was added by Al Viro
> after fastwalk was included in 2.5.11 which I backported.

IIRC, Al vetoed the NFS cto change that went into 2.4.x because he
claimed he was planning on providing an alternative fix that would
better fit the unionfs.
As that apparently won't materialize in 2.6.x, I'm in any case
planning on presenting the open(".") patch (or some variant of it) to

That said, just backing a bugfix out of a stable kernel without
providing an alternative solution should only be done in those cases
where keeping it would cause a worse problem. For instance if the fix
is a security issue...

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