From: Andy Shevchenko <andriy.shevchenko@intel.com>
To: Link Mauve <linkmauve@linkmauve.fr>
Cc: "Srinivas Kandagatla" <srini@kernel.org>,
"Neil Armstrong" <neil.armstrong@linaro.org>,
"Kevin Hilman" <khilman@baylibre.com>,
"Jerome Brunet" <jbrunet@baylibre.com>,
"Martin Blumenstingl" <martin.blumenstingl@googlemail.com>,
"Sven Peter" <sven@kernel.org>, "Janne Grunau" <j@jannau.net>,
"Neal Gompa" <neal@gompa.dev>, "Frank Li" <Frank.Li@nxp.com>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Pengutronix Kernel Team" <kernel@pengutronix.de>,
"Fabio Estevam" <festevam@gmail.com>,
"Vladimir Zapolskiy" <vz@mleia.com>,
"André Draszik" <andre.draszik@linaro.org>,
"Orson Zhai" <orsonzhai@gmail.com>,
"Baolin Wang" <baolin.wang@linux.alibaba.com>,
"Chunyan Zhang" <zhang.lyra@gmail.com>,
"Maxime Coquelin" <mcoquelin.stm32@gmail.com>,
"Alexandre Torgue" <alexandre.torgue@foss.st.com>,
"Kalyani Akula" <kalyani.akula@amd.com>,
"Michal Simek" <michal.simek@amd.com>,
"Miguel Ojeda" <ojeda@kernel.org>,
"Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Danilo Krummrich" <dakr@kernel.org>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Tamir Duberstein" <tamird@kernel.org>,
"Alexandre Courbot" <acourbot@nvidia.com>,
"Onur Özkan" <work@onurozkan.dev>,
"Johan Hovold" <johan@kernel.org>,
"Ronald Claveau" <linux-kernel-dev@aliel.fr>,
"Daniel Lezcano" <daniel.lezcano@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org,
asahi@lists.linux.dev, imx@lists.linux.dev,
linux-arm-msm@vger.kernel.org,
linux-stm32@st-md-mailman.stormreply.com,
rust-for-linux@vger.kernel.org
Subject: Re: [PATCH v4 0/3] nvmem: migrate to const void * in reg_write
Date: Mon, 10 Aug 2026 10:27:33 +0300 [thread overview]
Message-ID: <anl9ZRM0REenBK8t@ashevche-desk.local> (raw)
In-Reply-To: <20260726131724.15299-1-linkmauve@linkmauve.fr>
On Sun, Jul 26, 2026 at 03:17:18PM +0200, Link Mauve wrote:
> This callback used to take a mutable void * for no reason, which causes
> the compiler to be unaware that the val buffer should never be modified
> by the callback.
>
> This was found while drafting the nvmem-provider Rust abstraction.
>
> Thanks to the guidance of Andy Shevchenko, this now introduces a new
> callback and deprecates the existing one, with the goal of renaming the
> new one into the old one once no user remains in the kernel.
LGTM now, FWIW,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
But I think you also need to provide a road map of finishing this job (the best
is to provide a continuation in some of yours public Git trees to point out).
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-08-10 7:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-26 13:17 [PATCH v4 0/3] nvmem: migrate to const void * in reg_write Link Mauve
2026-07-26 13:17 ` [PATCH v4 1/3] firmware: meson: pass a const buffer to meson_sm_call_write() Link Mauve
2026-07-26 13:17 ` [PATCH v4 2/3] nvmem: core: deprecate reg_write callback and add reg_write_const Link Mauve
2026-07-26 13:17 ` [PATCH v4 3/3] nvmem: make all reg_write callbacks take const void * Link Mauve
2026-08-10 7:27 ` Andy Shevchenko [this message]
2026-08-10 10:03 ` [PATCH v4 0/3] nvmem: migrate to const void * in reg_write Link Mauve
2026-08-10 11:10 ` Link Mauve
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