From: Paul Walmsley <pjw@kernel.org>
To: Jisheng Zhang <jszhang@kernel.org>
Cc: Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] riscv: make runtime const not usable by modules
Date: Mon, 23 Mar 2026 17:59:58 -0600 (MDT) [thread overview]
Message-ID: <94f9aad7-b31b-da59-46bc-0aed11941c3f@kernel.org> (raw)
In-Reply-To: <20260221023731.3476-1-jszhang@kernel.org>
On Sat, 21 Feb 2026, Jisheng Zhang wrote:
> Similar as commit 284922f4c563 ("x86: uaccess: don't use runtime-const
> rewriting in modules") does, make riscv's runtime const not usable by
> modules too, to "make sure this doesn't get forgotten the next time
> somebody wants to do runtime constant optimizations". The reason is
> well explained in the above commit: "The runtime-const infrastructure
> was never designed to handle the modular case, because the constant
> fixup is only done at boot time for core kernel code."
>
> Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Thanks, queued for v7.0-rc.
- Paul
prev parent reply other threads:[~2026-03-24 0:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-21 2:37 Jisheng Zhang
2026-03-23 23:59 ` Paul Walmsley [this message]
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