From: Al Viro <viro@ZenIV.linux.org.uk>
To: Hugh Dickins <hughd@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Nick Piggin <npiggin@kernel.dk>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] vfs: fix race in rcu lookup of pruned dentry
Date: Tue, 19 Jul 2011 00:21:14 +0100 [thread overview]
Message-ID: <20110718232114.GK11013@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20110718231738.GJ11013@ZenIV.linux.org.uk>
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?
next prev parent reply other threads:[~2011-07-18 23:21 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-17 21:03 [PATCH] vfs: fix race in rcu lookup of pruned dentry Hugh Dickins
2011-07-17 22:00 ` Linus Torvalds
2011-07-17 22:59 ` Linus Torvalds
2011-07-17 23:26 ` Al Viro
2011-07-17 23:16 ` Al Viro
2011-07-17 23:38 ` Linus Torvalds
2011-07-17 23:47 ` Hugh Dickins
2011-07-18 0:25 ` Al Viro
2011-07-18 1:13 ` Hugh Dickins
2011-07-18 2:08 ` Al Viro
2011-07-18 6:31 ` Linus Torvalds
2011-07-18 14:41 ` Hugh Dickins
2011-07-18 18:11 ` Linus Torvalds
2011-07-18 18:20 ` Al Viro
2011-07-18 19:08 ` Linus Torvalds
2011-07-18 19:20 ` Al Viro
2011-07-18 19:23 ` Al Viro
2011-07-18 19:34 ` Linus Torvalds
2011-07-18 19:04 ` Hugh Dickins
2011-07-18 19:33 ` Linus Torvalds
2011-07-18 19:47 ` Al Viro
2011-07-18 20:24 ` Linus Torvalds
2011-07-18 21:19 ` Hugh Dickins
2011-07-18 21:42 ` Linus Torvalds
2011-07-18 22:43 ` Hugh Dickins
2011-07-18 23:17 ` Al Viro
2011-07-18 23:21 ` Al Viro [this message]
2011-07-18 23:27 ` Linus Torvalds
2011-07-18 23:40 ` Al Viro
2011-07-19 2:07 ` Hugh Dickins
2011-07-19 2:14 ` Linus Torvalds
2011-07-19 2:17 ` Linus Torvalds
2011-07-19 2:23 ` Al Viro
2011-07-19 2:37 ` Chris Ball
2011-07-19 4:41 ` Nicolas Pitre
2011-07-19 2:21 ` Al Viro
2011-07-19 23:45 ` Al Viro
2011-07-19 23:52 ` Al Viro
2011-07-19 23:55 ` Al Viro
2011-07-20 0:47 ` NeilBrown
2011-07-20 1:40 ` Al Viro
2011-07-20 4:52 ` Linus Torvalds
2011-07-19 23:56 ` Linus Torvalds
2011-07-20 0:04 ` Al Viro
2011-07-17 23:53 ` Al Viro
2011-07-17 23:31 ` Hugh Dickins
2011-07-17 23:52 ` Linus Torvalds
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