Re: [PATCH] vfs: fix race in rcu lookup of pruned dentry
From: Al Viro
Date: Mon Jul 18 2011 - 19:21:21 EST
On Tue, Jul 19, 2011 at 12:17:38AM +0100, Al Viro wrote:
> On Mon, Jul 18, 2011 at 03:43:29PM -0700, Hugh Dickins wrote:
> > Yes, that looks like THE right fix to me, making others irrelevant.
> > But I haven't tested it either, won't begin to do so until tonight.
> > And I fear I won't notice if there's any silly little bug in there,
> > which forces every fast RCU lookup to go the slow way instead!
> > Inlined for the benefit of wider scrutiny:
> Looks sane. Applied. I'll wait with pull request until you test it,
> but that looks right.
Linus, are you OK with me slapping your s-o-b on it?
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