linux-kernel - Re: [PATCH] pwm: core: Use octal permission

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Message-ID: <ebe315dae8855ed2c55d6ce48f84aa4edd93e5fd.camel@perches.com>
Date:   Wed, 18 Nov 2020 01:41:31 -0800
From:   Joe Perches <joe@...ches.com>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, Lee Jones <lee.jones@...aro.org>
Cc:     Soham Biswas <sohambiswas41@...il.com>, thierry.reding@...il.com,
        linux-pwm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pwm: core: Use octal permission

On Wed, 2020-11-18 at 10:35 +0100, Uwe Kleine-König wrote:

> Actually I'd prefer keeping the symbolic name because this is easier to
> grep for. So to convince me a better reason than "checkpatch says so" is
> needed.

https://lore.kernel.org/lkml/CA+55aFw5v23T-zvDZp-MmD_EYxF8WbafwwB59934FV7g21uMGQ@mail.gmail.com/
-------------------------------------------------------------------
From: Linus Torvalds <torvalds@...ux-foundation.org>
Date: Tue, 2 Aug 2016 16:58:29 -0400

The symbolic names are good for the *other* bits (ie sticky bit, and
the inode mode _type_ numbers etc), but for the permission bits, the
symbolic names are just insane crap. Nobody sane should ever use them.
Not in the kernel, not in user space.

           Linus