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Re: [PATCH] net: fix race in the receive/select

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From: Andi Kleen <andi@...>
To: Herbert Xu <herbert@...>
Cc: Andi Kleen <andi@...>, <jolsa@...>, <netdev@...>, <linux-kernel@...>, <fbl@...>, <nhorman@...>, <davem@...>, <oleg@...>, <eric.dumazet@...>
Subject: Re: [PATCH] net: fix race in the receive/select
Date: Wednesday, July 1, 2009 - 3:22 am

On Wed, Jul 01, 2009 at 03:03:32PM +0800, Herbert Xu wrote:

Agreed.

I suspect the reordering of the wake queue tests might makes a difference, but
in this case to ensure they are always tested in the proper order by
the compiler would need more smp_rmb()s

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only.
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Messages in current thread:
[PATCH] net: fix race in the receive/select, Jiri Olsa, (Thu Jun 25, 8:25 am)
Re: [PATCH] net: fix race in the receive/select, Andi Kleen, (Mon Jun 29, 5:12 am)
Re: [PATCH] net: fix race in the receive/select, Herbert Xu, (Tue Jun 30, 11:39 pm)
Re: [PATCH] net: fix race in the receive/select, Andi Kleen, (Wed Jul 1, 2:27 am)
Re: [PATCH] net: fix race in the receive/select, Herbert Xu, (Wed Jul 1, 3:03 am)
Re: [PATCH] net: fix race in the receive/select, Andi Kleen, (Wed Jul 1, 3:22 am)
Re: [PATCH] net: fix race in the receive/select, Herbert Xu, (Wed Jul 1, 4:31 am)
Re: [PATCH] net: fix race in the receive/select, Jiri Olsa, (Wed Jul 1, 4:44 am)
Re: [PATCH] net: fix race in the receive/select, Herbert Xu, (Wed Jul 1, 6:58 am)
Re: [PATCH] net: fix race in the receive/select, Herbert Xu, (Wed Jul 1, 9:07 am)
Re: [PATCH] net: fix race in the receive/select, Zan Lynx, (Mon Jun 29, 12:59 pm)
Re: [PATCH] net: fix race in the receive/select, Andi Kleen, (Mon Jun 29, 1:29 pm)
Re: [PATCH] net: fix race in the receive/select, Jiri Olsa, (Mon Jun 29, 5:24 am)
Re: [PATCH] net: fix race in the receive/select, Tejun Heo, (Thu Jun 25, 9:50 pm)
Re: [PATCH] net: fix race in the receive/select, Eric Dumazet, (Thu Jun 25, 7:18 pm)
Re: [PATCH] net: fix race in the receive/select, Oleg Nesterov, (Thu Jun 25, 8:24 am)
Re: [PATCH] net: fix race in the receive/select, Davide Libenzi, (Thu Jun 25, 9:31 pm)
Re: [PATCH] net: fix race in the receive/select, Eric Dumazet, (Thu Jun 25, 9:59 pm)
Re: [PATCH] net: fix race in the receive/select, Davide Libenzi, (Thu Jun 25, 10:04 pm)
Re: [PATCH] net: fix race in the receive/select, Eric Dumazet, (Thu Jun 25, 10:19 pm)
Re: [PATCH] net: fix race in the receive/select, Oleg Nesterov, (Fri Jun 26, 9:46 am)
Re: [PATCH] net: fix race in the receive/select, Davide Libenzi, (Thu Jun 25, 11:14 pm)
Re: [PATCH] net: fix race in the receive/select, Oleg Nesterov, (Fri Jun 26, 9:57 am)
Re: [PATCH] net: fix race in the receive/select, Davide Libenzi, (Fri Jun 26, 1:32 pm)
Re: [PATCH] net: fix race in the receive/select, Oleg Nesterov, (Fri Jun 26, 10:50 am)
Re: [PATCH] net: fix race in the receive/select, Jarek Poplawski, (Sun Jun 28, 7:10 am)
Re: [PATCH] net: fix race in the receive/select, Jarek Poplawski, (Sun Jun 28, 7:22 am)
Re: [PATCH] net: fix race in the receive/select, Oleg Nesterov, (Sun Jun 28, 2:04 pm)
Re: [PATCH] net: fix race in the receive/select, Jarek Poplawski, (Sun Jun 28, 5:48 pm)
Re: [PATCH] net: fix race in the receive/select, Jiri Olsa, (Mon Jun 29, 5:27 am)
Re: [PATCH] net: fix race in the receive/select, Davide Libenzi, (Fri Jun 26, 2:12 pm)
Re: [PATCH] net: fix race in the receive/select, David Miller, (Fri Jun 26, 2:17 pm)
Re: [PATCH] net: fix race in the receive/select, Eric Dumazet, (Fri Jun 26, 3:35 pm)
Re: [PATCH] net: fix race in the receive/select, Jiri Olsa, (Mon Jun 29, 5:34 am)
Re: [PATCH] net: fix race in the receive/select, Jarek Poplawski, (Fri Jun 26, 1:42 am)
Re: [PATCH] net: fix race in the receive/select, Jarek Poplawski, (Fri Jun 26, 4:10 am)
Re: [PATCH] net: fix race in the receive/select, David Miller, (Thu Jun 25, 10:11 pm)