linux-kernel - Re: [PATCH] riscv: require alternatives framework when selecting FPU support

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Message-ID: <2a3b08ce-5ab1-41b6-ad58-edbeff7b1acb@spud>
Date:   Wed, 22 Mar 2023 19:44:13 +0000
From:   Conor Dooley <conor@...nel.org>
To:     Andrew Jones <ajones@...tanamicro.com>
Cc:     "Jason A. Donenfeld" <Jason@...c4.com>,
        Jisheng Zhang <jszhang@...nel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Anup Patel <anup@...infault.org>,
        Atish Patra <atishp@...shpatra.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Conor Dooley <conor.dooley@...rochip.com>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, kvm-riscv@...ts.infradead.org,
        regressions@...mhuis.info, regressions@...ts.linux.dev
Subject: Re: [PATCH] riscv: require alternatives framework when selecting FPU
 support

On Wed, Mar 22, 2023 at 08:26:10PM +0100, Andrew Jones wrote:
> On Wed, Mar 22, 2023 at 03:17:13PM +0000, Conor Dooley wrote:
> > On Wed, Mar 22, 2023 at 01:46:31PM +0100, Andrew Jones wrote:

> > > (It's tempting to just select RISCV_ALTERNATIVE from RISCV, but maybe we
> > >  can defer that wedding a bit longer.)
> > 
> > At that point, the config option should just go away entirely, no?
> 
> Ah, yes, and that makes the idea even more attractive, as we could remove
> several ifdefs.

I went and did the cursory check, it's not compatible with XIP_KERNEL so
dropping the option entirely probably isn't a possibility :/

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