netdev - Re: sysfs warnings, reserved names

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Message-ID: <1329475042.2861.5.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC>
Date:	Fri, 17 Feb 2012 11:37:22 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Denys Fedoryshchenko <denys@...p.net.lb>
Cc:	netdev@...r.kernel.org
Subject: Re: sysfs warnings, reserved names

Le vendredi 17 février 2012 à 12:14 +0200, Denys Fedoryshchenko a
écrit :
> Hi
> 
> Just did a test:
> 
> ip link set dev eth1 name default
> 
> And got a lot of (expected) sysfs warnings:
> [1068625.677143] sysctl table check failed: 
> /net/ipv4/conf/default/promote_secondaries  Sysctl already exists
> [1068625.677151] Pid: 18106, comm: ip Not tainted 3.2.4-centaur #1
> and etc
> 
> Kernel 3.2.4, but i guess it doesn't matter much.
> Maybe such names (as all and default) should be "reserved"?
> Or it is ok like that?
> 

You're right, we should forbid this to happen.



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