netdev - Re: [patch net-next repost 1/3] idr: Use unsigned long instead of int

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Message-ID: <20170816150023.GA1750@nanopsycho>
Date:   Wed, 16 Aug 2017 17:00:23 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     Chris Mi <chrism@...lanox.com>, netdev@...r.kernel.org,
        jhs@...atatu.com, xiyou.wangcong@...il.com, davem@...emloft.net,
        mawilcox@...rosoft.com
Subject: Re: [patch net-next repost 1/3] idr: Use unsigned long instead of int

Wed, Aug 16, 2017 at 04:57:18PM CEST, eric.dumazet@...il.com wrote:
>On Wed, 2017-08-16 at 13:06 +0200, Jiri Pirko wrote:
>> Wed, Aug 16, 2017 at 12:58:53PM CEST, eric.dumazet@...il.com wrote:
>> >On Wed, 2017-08-16 at 12:53 +0200, Jiri Pirko wrote:
>> >
>> >> rhashtable is unnecesary big hammer for this. IDR is nice fit for
>> >> this purpose.
>> >
>> >Obviously IDR does not fit, since you have to change its ABI.
>> 
>> I don't think it is a problem to adjust something to your needs.
>> Moreover, if it's API is misdesigned from the beginning. We are just
>> putting IDR back on track, cleaning it's API. I don't see anything wrong
>> on that. Everyone would benefit.
>
>Except that your patch is gigantic, and nobody really can review it.
>
>You could define idr_alloc_ext() maybe.
>
>Then provide a patch series grouped so that each maintainer can review
>its part.
>
>Or leave legacy code using the old idr_alloc() in place.

Fair. Thanks.