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From: Waqar Hameed <waqar.hameed@axis.com>
To: Mark Brown <broonie@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	<linux-kernel@vger.kernel.org>, <kernel@axis.com>
Subject: Re: [PATCH] regmap: Add debugfs file for forcing field writes
Date: Tue, 13 Jun 2023 12:24:28 +0200	[thread overview]
Message-ID: <pnd5y7rabll.fsf@axis.com> (raw)
In-Reply-To: <443d4c43-080e-48b2-80ee-13e2df10c6eb@sirena.org.uk>

On Mon, Jun 12, 2023 at 16:00 +0100 Mark Brown <broonie@kernel.org> wrote:

> If we're going to do something like this which could interfere with
> driver operation then it should be guarded like the write support is so
> that people using it have to modify the kernel to get the feature, or at
> the very least taint the kernel.  This is less invasive but still might
> cause issues if someone is relying on read/modify/write behaviour.

I understand your point. Should we introduce a new macro like
`REGMAP_ALLOW_WRITE_DEBUGFS` (which requires direct code modification to
enable it) to guard this or introduce a new kernel configuration?

  reply	other threads:[~2023-06-13 10:41 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-12 14:53 [PATCH] regmap: Add debugfs file for forcing field writes Waqar Hameed
2023-06-12 15:00 ` Mark Brown
2023-06-13 10:24   ` Waqar Hameed [this message]
2023-06-13 11:06     ` Mark Brown

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