linux-kernel - Re: [PATCH v6 3/5] iio: proximity: rfd77402: Use devm-managed mutex initialization

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Message-ID: <aXCZhtrdiXKGT35g@smile.fi.intel.com>
Date: Wed, 21 Jan 2026 11:16:54 +0200
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: raskar.shree97@...il.com
Cc: Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>, skhan@...uxfoundation.org,
	david.hunter.linux@...il.com, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 3/5] iio: proximity: rfd77402: Use devm-managed mutex
 initialization

On Wed, Jan 21, 2026 at 02:05:43AM +0530, Shrikant Raskar via B4 Relay wrote:

> Use devm_mutex_init() to tie the mutex lifetime to the device and
> simplify resource lifetime management.

I believe it's currently more about debugging mutexes.

See how other commits in IIO look like

  commit 6e43c10675d876a5fb71e57a9bcca9533fccccd9
  Author: Nuno Sá <nuno.sa@...log.com>
  Date:   Tue Nov 4 15:35:13 2025 +0000

    iio: dac: ad5446: Make use of devm_mutex_init()

    Use devm_mutex_init() which is helpful with CONFIG_DEBUG_MUTEXES.

With the commit message being rewritten,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@...el.com>

-- 
With Best Regards,
Andy Shevchenko