From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH] net: Fix IP_MULTICAST_IF
Date: Mon, 19 Oct 2009 21:20:18 -0700 (PDT) [thread overview]
Message-ID: <20091019.212018.79580287.davem@davemloft.net> (raw)
In-Reply-To: <4ADD3794.8030906@gmail.com>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 20 Oct 2009 06:07:48 +0200
> Final target might be fine, but an element in the chain, before target
> could be deleted while reader scans hash chain.
...
> So it should visit a nice memory location ?
It should hit a NULL eventually and deterministically even if an
unlink happens at the same time..... unless the object gets free'd
meanwhile, hmmm...
This code is definitely intentional, I remember when I added it to
the tree, Alexey wrote it :-)
next prev parent reply other threads:[~2009-10-20 4:19 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-19 16:41 [PATCH] net: Fix IP_MULTICAST_IF Eric Dumazet
2009-10-20 3:59 ` David Miller
2009-10-20 4:07 ` Eric Dumazet
2009-10-20 4:16 ` Eric Dumazet
2009-10-20 4:21 ` David Miller
2009-10-20 4:20 ` David Miller [this message]
2009-10-20 4:23 ` Eric Dumazet
2009-10-20 4:28 ` David Miller
2009-10-20 5:03 ` [PATCH net-next-2.6] net: Introduce dev_get_by_index_rcu() Eric Dumazet
2009-10-20 5:06 ` Stephen Hemminger
2009-10-20 5:18 ` Eric Dumazet
2009-10-29 8:43 ` David Miller
2009-10-20 12:35 ` [PATCH] ifb: should not use __dev_get_by_index() without locks Eric Dumazet
2009-10-23 4:54 ` David Miller
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