[Devel] Re: [PATCH 1/1] cls_cgroup: unify classid syntax to tc

[Li Zefan]

Minoru Usui wrote:
> On Mon, 15 Jun 2009 06:19:19 -0400
> Thomas Graf <tgraf at infradead.org> wrote:
> 
>> On Mon, Jun 15, 2009 at 12:00:35PM +0900, Minoru Usui wrote:
>>> Actually, In tc <-> kernel I/F (which uses netlink), tc sets classid to hexadecimal style not X:Y style.
>>> X:Y style is result of translating by tc command.
>>>
>>> I thought this patch was very useful at first, but it's not necessary to implementing to the kernel.
>>> This function can be implemented on user space if we need.
>>> And we can also keep compatibility of net_cls.classid I/F. :-)
>>>
>>> I drop this patch. I'm sorry for confusing a lot of people.
>> I found this patch to be extremely useful if it wasn't to break
>> compatibility but that issue can be resolved by accepting both
>> formats easly.
> 
> Thank you for agreeing my patch.
> 
> I think you said write format only. Am I right?
> What do you think about read format?
> Do you think you should keep read format as current implementation?
> 
> I think we should need to unify read/write format, if we make cls_cgroup is more userfriendly. 
> Because some of people are confused about having to read their write value as different format.
> (Unfortunately, current implementation is so...)
> 
> But this approach breaks compatibility, so I drop this patch.

How about adding a new control file net_cls.tc_classid?

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