From: Willy Tarreau <w@1wt.eu>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>,
David Herrmann <dh.herrmann@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
netdev <netdev@vger.kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Eric Dumazet <edumazet@google.com>,
???????? ?????????????????? <socketpair@gmail.com>,
Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
Simon McVittie <simon.mcvittie@collabora.co.uk>
Subject: Re: [PATCH v2] unix: properly account for FDs passed over unix sockets
Date: Tue, 2 Feb 2016 21:49:55 +0100 [thread overview]
Message-ID: <20160202204955.GD25828@1wt.eu> (raw)
In-Reply-To: <CA+55aFz0CXGexEBmb8JU0+w7sFf3VfE3TpRzdj3aTiDxg2zDpg@mail.gmail.com>
On Tue, Feb 02, 2016 at 12:44:54PM -0800, Linus Torvalds wrote:
> On Tue, Feb 2, 2016 at 12:32 PM, Hannes Frederic Sowa
> <hannes@stressinduktion.org> wrote:
> > But "struct pid *" in unix_skb_parms should be enough to get us to
> > corresponding "struct cred *" so we can decrement the correct counter during
> > skb destruction.
>
> Umm. I think the "struct cred" may change in between, can't it?
You mean for example in case of setuid() or something like this ?
willy
next prev parent reply other threads:[~2016-02-02 20:50 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-10 6:54 [PATCH v2] unix: properly account for FDs passed over unix sockets Willy Tarreau
2016-01-10 6:58 ` Willy Tarreau
2016-01-11 5:05 ` David Miller
2016-02-02 17:34 ` David Herrmann
2016-02-02 18:29 ` Hannes Frederic Sowa
2016-02-02 19:29 ` Linus Torvalds
2016-02-02 20:32 ` Hannes Frederic Sowa
2016-02-02 20:39 ` Willy Tarreau
2016-02-02 21:55 ` Hannes Frederic Sowa
[not found] ` <CA+55aFzqdR80MKupCs+va8vtbTU67Jobax1QAbfWNktQCXFxpA@mail.gmail.com>
2016-02-03 0:57 ` Hannes Frederic Sowa
2016-02-03 1:12 ` Hannes Frederic Sowa
2016-02-02 20:44 ` Linus Torvalds
2016-02-02 20:49 ` Willy Tarreau [this message]
2016-02-02 20:53 ` Linus Torvalds
2016-02-02 20:58 ` Willy Tarreau
2016-02-02 20:56 ` Hannes Frederic Sowa
2016-02-03 12:19 ` David Laight
2016-02-03 11:36 ` Simon McVittie
2016-02-03 11:56 ` Hannes Frederic Sowa
2016-02-03 11:56 ` David Herrmann
2016-02-03 12:49 ` Simon McVittie
2016-02-03 14:07 ` Hannes Frederic Sowa
-- strict thread matches above, loose matches on Subject: below --
2016-01-10 6:58 Willy Tarreau
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