linux-kernel - Re: [PATCH 3/3] Replace for_each_*_bit_from() with for_each_*

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Message-ID: <YNEF2w/bTLWIG8M2@yury-ThinkPad>
Date:   Mon, 21 Jun 2021 14:34:19 -0700
From:   Yury Norov <yury.norov@...il.com>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        Russell King <linux+etnaviv@...linux.org.uk>,
        Christian Gmeiner <christian.gmeiner@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Jean Delvare <jdelvare@...e.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Marc Zyngier <maz@...nel.org>,
        David Woodhouse <dwmw@...zon.co.uk>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Wei Yang <richard.weiyang@...ux.alibaba.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Alexey Klimov <aklimov@...hat.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org, etnaviv@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-hwmon@...r.kernel.org
Subject: Re: [PATCH 3/3] Replace for_each_*_bit_from() with for_each_*_bit()
 where appropriate

On Mon, Jun 21, 2021 at 01:17:11PM -0700, Guenter Roeck wrote:
> On Fri, Jun 18, 2021 at 12:57:35PM -0700, Yury Norov wrote:
> > A couple of kernel functions call for_each_*_bit_from() with start
> > bit equal to 0. Replace them with for_each_*_bit().
> > 
> > No functional changes, but might improve on readability.
> > 
> > Signed-off-by: Yury Norov <yury.norov@...il.com>
> > ---
> >  arch/x86/kernel/apic/vector.c         | 4 ++--
> >  drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 4 ++--
> >  drivers/hwmon/ltc2992.c               | 3 +--
> 
> This should be three different patches, one per subsystem.

It was discussed recently.
https://lore.kernel.org/linux-arch/20210614180706.1e8564854bfed648dd4c039b@linux-foundation.org/