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Message-Id: <20101005.145055.63017205.davem@davemloft.net>
Date: Tue, 05 Oct 2010 14:50:55 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: eric.dumazet@...il.com
Cc: holt@....com, akpm@...ux-foundation.org, w@....eu,
linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
kuznet@....inr.ac.ru, pekkas@...core.fi, jmorris@...ei.org,
yoshfuji@...ux-ipv6.org, kaber@...sh.net
Subject: Re: [Patch] Limit sysctl_tcp_mem and sysctl_udp_mem initializers
to prevent integer overflows.
From: Eric Dumazet <eric.dumazet@...il.com>
Date: Sat, 02 Oct 2010 15:22:16 +0200
> [PATCH] net: avoid limits overflow
>
> Robin Holt tried to boot a 16TB machine and found some limits were
> reached : sysctl_tcp_mem[2], sysctl_udp_mem[2]
>
> We can switch infrastructure to use long "instead" of "int", now
> atomic_long_t primitives are available for free.
>
> Reported-by: Robin Holt <holt@....com>
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
Eric please resubmit this when the sysctl fix is resolved.
Thanks.
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