linux-kernel - Re: [PATCH 00/13] MIPS: Convert Ingenic to a generic board

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Message-ID: <alpine.LFD.2.21.2008221456410.3460685@eddie.linux-mips.org>
Date:   Sat, 22 Aug 2020 15:00:00 +0100 (BST)
From:   "Maciej W. Rozycki" <macro@...ux-mips.org>
To:     Paul Cercueil <paul@...pouillou.net>
cc:     Zhou Yanjie <zhouyanjie@...yeetech.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Paul Burton <paulburton@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>, od@...c.me,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
        漆鹏振 <aric.pzqi@...enic.com>,
        dongsheng.qiu@...enic.com, rick.tyliu@...enic.com,
        yanfei.li@...enic.com, xuwanhao@...yeetech.com
Subject: Re: [PATCH 00/13] MIPS: Convert Ingenic to a generic board

On Sat, 22 Aug 2020, Paul Cercueil wrote:

> > Well, run-time patching might be an alternative to get the best of both
> > worlds, but someone would have to reimplement our feature selection system
> > to use it.
> 
> Would run-time patching allow to drop dead code?

 I don't know offhand.  In principle it should be doable like with init 
sections, but that requires out of line code, so there'd still be some 
performance hit compared to a kernel configuration dedicated to a single 
platform.

  Maciej