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Date: Thu, 23 Dec 2010 09:33:11 -0800 (PST) From: David Miller <davem@...emloft.net> To: eric.dumazet@...il.com Cc: renton@...ton.name, linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: Re: 2.6.36.2 - loop on read /proc/net/tcp From: Eric Dumazet <eric.dumazet@...il.com> Date: Thu, 23 Dec 2010 06:07:26 +0100 > [PATCH] tcp: fix listening_get_next() > > Alexey Vlasov found /proc/net/tcp could sometime loop and display > millions of sockets in LISTEN state. > > In 2.6.29, when we converted TCP hash tables to RCU, we left two > sk_next() calls in listening_get_next(). > > We must instead use sk_nulls_next() to properly detect an end of chain. > > Reported-by: Alexey Vlasov <renton@...ton.name> > Signed-off-by: Eric Dumazet <eric.dumazet@...il.com> Applied, thanks everyone. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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