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Re: Memory leak in 2.6.11-rc1?

from [Russell King] [Permanent Link][Original]
To: "David S. Miller" <davem@xxxxxxxxxxxxx>
Subject: Re: Memory leak in 2.6.11-rc1?
From: Russell King <rmk+lkml@xxxxxxxxxxxxxxxx>
Date: Fri, 28 Jan 2005 00:17:01 +0000
Cc: Robert.Olsson@xxxxxxxxxxx, akpm@xxxxxxxx, torvalds@xxxxxxxx, alexn@xxxxxxxxx, kas@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: <20050127123326.2eafab35.davem@xxxxxxxxxxxxx>; from davem@xxxxxxxxxxxxx on Thu, Jan 27, 2005 at 12:33:26PM -0800
Mail-followup-to: "David S. Miller" <davem@xxxxxxxxxxxxx>, Robert.Olsson@xxxxxxxxxxx, akpm@xxxxxxxx, torvalds@xxxxxxxx, alexn@xxxxxxxxx, kas@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx
References: <20050123095608.GD16648@xxxxxxx> <20050123023248.263daca9.akpm@xxxxxxxx> <20050123200315.A25351@xxxxxxxxxxxxxxxxxxxxxx> <20050124114853.A16971@xxxxxxxxxxxxxxxxxxxxxx> <20050125193207.B30094@xxxxxxxxxxxxxxxxxxxxxx> <20050127082809.A20510@xxxxxxxxxxxxxxxxxxxxxx> <20050127004732.5d8e3f62.akpm@xxxxxxxx> <16888.58622.376497.380197@xxxxxxxxxxxx> <20050127164918.C3036@xxxxxxxxxxxxxxxxxxxxxx> <20050127123326.2eafab35.davem@xxxxxxxxxxxxx>
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On Thu, Jan 27, 2005 at 12:33:26PM -0800, David S. Miller wrote:
> So they won't be listed in /proc/net/rt_cache (since they've been
> removed from the lookup table) but they will be accounted for in
> /proc/net/stat/rt_cache until the final release is done on the
> routing cache object and it can be completely freed up.
> 
> Do you happen to be using IPV6 in any way by chance?

Yes.  Someone suggested this evening that there may have been a recent
change to do with some IPv6 refcounting which may have caused this
problem.  Is that something you can confirm?

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 PCMCIA      - http://pcmcia.arm.linux.org.uk/
                 2.6 Serial core
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