Re: slab corruption in test9 (NFS related?)

From: viro
Date: Mon Nov 10 2003 - 00:58:21 EST


On Sun, Nov 09, 2003 at 08:09:40PM -0800, Linus Torvalds wrote:
>
> On Mon, 10 Nov 2003, Neil Brown wrote:
> >
> > An extra dput was introduced in nfsd_rename 20 months ago....
> >
> > time to remove it.
>
> Oh, you stand-up comedian you.
>
> I'm just wondering how the hell this hasn't bit us seriously until now?
> What's up?
>
> In other words, your patch certainly looks obviously correct, but it also
> looks _so_ obviously correct that my alarm bells are going off. If the
> code was quite that broken at counting dentries, how the hell did it ever
> work AT ALL?
>
> Call me suspicious, but I find this really strange..

Arrgh...

No, Neil is right - it was a plain and simple fsckup on my part. No hidden
logics is there; his fix is correct.
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