linux-kernel - Re: [PATCH 6/7] md/raid10, LLVM: get rid of variable length array

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Date:   Fri, 17 Mar 2017 20:29:35 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Dmitry Vyukov <dvyukov@...gle.com>
Cc:     Borislav Petkov <bp@...en8.de>,
        Alexander Potapenko <glider@...gle.com>,
        Michael Davidson <md@...gle.com>,
        Michal Marek <mmarek@...e.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        Shaohua Li <shli@...nel.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        "x86@...nel.org" <x86@...nel.org>,
        "open list:KERNEL BUILD + fi..." <linux-kbuild@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-crypto@...r.kernel.org, linux-raid@...r.kernel.org,
        kbuild-all@...org, Fengguang Wu <fengguang.wu@...el.com>
Subject: Re: [PATCH 6/7] md/raid10, LLVM: get rid of variable length array

On Fri, Mar 17, 2017 at 08:26:42PM +0100, Peter Zijlstra wrote:
> On Fri, Mar 17, 2017 at 08:05:16PM +0100, Dmitry Vyukov wrote:
> > You can also find some reasons in the Why section of LLVM-Linux project:
> > http://llvm.linuxfoundation.org/index.php/Main_Page
> 
> From that:
> 
>  - LLVM/Clang is a fast moving project with many things fixed quickly
>    and features added.
> 
> So what's the deal with that 5 year old bug you want us to work around?
> 
> Also, clang doesn't support asm cc flags output and a few other
> extensions last time I checked.
> 

Another great one:

 - BSD License (some people prefer this license to the GPL)

Seems a very weak argument to make when talking about the Linux Kernel
which is very explicitly GPLv2 (and not later).