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Date:   Tue, 2 Nov 2021 06:58:57 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     Guo Ren <guoren@kernel.org>
Cc:     Palmer Dabbelt <palmerdabbelt@google.com>,
        Wei Fu <wefu@redhat.com>, Anup Patel <Anup.Patel@wdc.com>,
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Subject: Re: [RESEND PATCH V3 0/2] riscv: add RISC-V Svpbmt Standard
 Extension supports
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On Tue, Nov 02, 2021 at 10:07:58AM +0800, Guo Ren wrote:
> 
> To separate MMU & no-MMU clearly, I suggest fuwei add
> #if defined(CONFIG_64BIT) && defined(CONFIG_MMU)

Actually - for documentation purposes a new CONFIG_RISCV_SVPBMT that
depends on 64BIT && MMU would probably much better as it clearly
documents the intent here.