linux-kernel - Re: [PATCH 6/7] hwmon: iio: Add min/max support

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Message-ID: <3d548f70-46d8-421e-82b2-04ba60d19a29@linux.dev>
Date: Thu, 17 Jul 2025 12:11:52 -0400
From: Sean Anderson <sean.anderson@...ux.dev>
To: Andy Shevchenko <andriy.shevchenko@...el.com>
Cc: Jonathan Cameron <jic23@...nel.org>, Jean Delvare <jdelvare@...e.com>,
 Guenter Roeck <linux@...ck-us.net>, linux-iio@...r.kernel.org,
 linux-hwmon@...r.kernel.org, Andy Shevchenko <andy@...nel.org>,
 Nuno Sá <nuno.sa@...log.com>, linux-kernel@...r.kernel.org,
 David Lechner <dlechner@...libre.com>
Subject: Re: [PATCH 6/7] hwmon: iio: Add min/max support

On 7/16/25 06:01, Andy Shevchenko wrote:
> On Tue, Jul 15, 2025 at 12:05:15PM -0400, Sean Anderson wrote:
>> On 7/15/25 04:41, Andy Shevchenko wrote:
>> > On Mon, Jul 14, 2025 at 09:20:22PM -0400, Sean Anderson wrote:
> 
> ...
> 
>> >> +	return sprintf(buf, "%d\n", result);
>> > 
>> > Mustn't be sysfs_emit() ?
>> 
>> It doesn't matter in this case (as %d can never emit more
>> than 20ish characters), but that works too.
> 
> Have you read the documentation? It uses word 'must'...
> 

Documentation for what? sysfs_emit just says it's aware of the
PAGE_SIZE buffer. Nothing about that it "must" be used.

--Sean