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Date: Mon, 17 Mar 2014 10:38:58 -0700 From: Byungho An <bh74.an@...sung.com> To: 'Stephen Hemminger' <stephen@...workplumber.org> Cc: 'Francois Romieu' <romieu@...zoreil.com>, netdev@...r.kernel.org, linux-samsung-soc@...r.kernel.org, davem@...emloft.net, ilho215.lee@...sung.com, siva.kallam@...sung.com, vipul.pandya@...sung.com, ks.giri@...sung.com, 'Joe Perches' <joe@...ches.com> Subject: RE: [PATCH V2 RE-SEND 1/7] net: sxgbe: add basic framework for Samsung 10Gb ethernet driver Stephen Hemminger <stephen@...workplumber.org> wrote: > On Sun, 16 Mar 2014 20:53:25 -0700 > Byungho An <bh74.an@...sung.com> wrote: > > > > > > > They are used but they always point to the same set of methods. > > > Those methods could thus be directly called. > > Yes, those methods can be called directly. > > But I think it is acceptable for manageability and extension for future. > > That argument is only valid if: > 1. you have hardware that will use it but it is not ready. > 2. they will get used in next release (in < 6 mo) I agree, it is expected that they will be used in 3 ~ 4 mo > > Ths set of indirection has negative cost: it impedes readability, has to be > maintained, and hurts performance. > > One of the principles of agile programming is NOT to build infrastructure until > it is needed. Otherwise you are likely to build it wrong. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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