From: Patrick McHardy <kaber@trash.net>
To: panther@balabit.hu
Cc: netdev@vger.kernel.org, netfilter-devel@vger.kernel.org
Subject: Re: [PATCH 0/2] Interface groups, round two
Date: Thu, 18 Oct 2007 13:42:35 +0200 [thread overview]
Message-ID: <471746AB.5070108@trash.net> (raw)
In-Reply-To: <471744C3.3000801@balabit.hu>
Laszlo Attila Toth wrote:
> Patrick McHardy írta:
>> Laszlo Attila Toth wrote:
>
>> The only reason why it can't be set to zero again seems to
>> be this part from the iproute patch:
>>
>> + if (rtnl_ifgroup_a2n(&group, *argv) || group == 0)
>>
>> Why don't you allow a value of zero?
>>
>
> It has historical reason. The original version which didn't use netlink
> (at kernel 2.6.17) used zero to indicate that group was not set. You
> wrote previously that this part is useless for new kernels. I'll fix
> this (with type of "group" variable to unsigned int32 to be consistent
> with the kernel part).
Support for ifgroups in the ioctl part is useless since that will
never be used with kernel supporting this feature. Setting it to
zero is not useless.
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next prev parent reply other threads:[~2007-10-18 11:43 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <ifgroup-20071018-120757-1192702077-panther@balabit.hu>
2007-10-18 10:13 ` [PATCH 0/2] Interface groups, round two Laszlo Attila Toth
2007-10-18 10:13 ` [IPROUTE PATCH] Interface group as new ip link option Laszlo Attila Toth
2007-10-18 10:13 ` [IPTABLES PATCH] Interface group match Laszlo Attila Toth
2007-10-18 10:15 ` [PATCH 0/2] Interface groups, round two Laszlo Attila Toth
2007-10-18 10:20 ` Patrick McHardy
2007-10-18 11:34 ` Laszlo Attila Toth
2007-10-18 11:42 ` Patrick McHardy [this message]
2007-10-18 10:15 ` Laszlo Attila Toth
[not found] ` <4e88bea1c0065fada9181e9b668a91c6c3fd8796.1192695706.git.panther@balabit.hu>
2007-10-18 10:13 ` [PATCH 1/2] Interface group: core (netlink) part Laszlo Attila Toth
2007-10-18 10:15 ` Laszlo Attila Toth
2007-10-18 10:22 ` Patrick McHardy
2007-10-19 8:57 ` Laszlo Attila Toth
2007-10-18 10:15 ` Laszlo Attila Toth
[not found] ` <7336085b0c4f969c323966058b20836a331b65a1.1192695707.git.panther@balabit.hu>
2007-10-18 10:13 ` [PATCH 2/2] Interface group match Laszlo Attila Toth
2007-10-18 10:15 ` Laszlo Attila Toth
2007-10-18 10:15 ` Laszlo Attila Toth
2007-10-18 10:27 ` Patrick McHardy
2007-10-18 10:15 ` [IPROUTE PATCH] Interface group as new ip link option Laszlo Attila Toth
2007-10-18 10:15 ` [IPTABLES PATCH] Interface group match Laszlo Attila Toth
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