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Date: Wed, 25 Mar 2026 17:09:26 -0600 (MDT)
From: Paul Walmsley <pjw@kernel.org>
To: "rom.wang" <r4o5m6e8o@163.com>
cc: Jonathan Corbet <corbet@lwn.net>, Shuah Khan <skhan@linuxfoundatio.org>, 
    Paul Walmsley <pjw@kernel.org>, Albert Ou <aou@eecs.berkeley.edu>, 
    Alexandre Ghiti <alex@ghiti.fr>, linux-doc@vger.kernel.org, 
    linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, 
    Yufeng Wang <wangyufeng@kylinos.cn>
Subject: Re: [PATCH] riscv: enable HAVE_IOREMAP_PROT
In-Reply-To: <20260306112734.108186-1-r4o5m6e8o@163.com>
Message-ID: <17838da0-c3e3-6211-72da-e986f9986e70@kernel.org>
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On Fri, 6 Mar 2026, rom.wang wrote:

> From: Yufeng Wang <wangyufeng@kylinos.cn>
> 
> RISC-V has implemented pte_pgprot() and selects GENERIC_IOREMAP,
> which provides a generic ioremap_prot() implementation. Enable
> HAVE_IOREMAP_PROT to activate generic_access_phys() support, which
> is useful for debugging (e.g., accessing /dev/mem via gdb).
> 
> Also update the architecture support documentation accordingly.
> 
> Signed-off-by: Yufeng Wang <wangyufeng@kylinos.cn>

Thanks, queued for v7.1.


- Paul