linux-kernel - Re: [PATCH 0/3] for_each_*_bit: move to find.h and reconsider

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Message-ID: <YQFwPtKOtlN6Cigg@yury-ThinkPad>
Date:   Wed, 28 Jul 2021 07:57:02 -0700
From:   Yury Norov <yury.norov@...il.com>
To:     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>,
        Guenter Roeck <linux@...ck-us.net>,
        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 0/3] for_each_*_bit: move to find.h and reconsider

Ping?

On Fri, Jun 18, 2021 at 12:57:32PM -0700, Yury Norov wrote:
> for_each_bit() macro family uses find_bit() functions, so it's better
> to have for_each_bit() and find_bit() functions in the same header. 
> 
> This series puts for_each_bit() to a proper place and optimizes its
> usage over the kernel.
> 
> The series is based on this:
> https://lore.kernel.org/linux-arch/20210612123639.329047-1-yury.norov@gmail.com/
> 
> The full series can be found here:
> https://github.com/norov/linux/commits/bm-final
> 
> Yury Norov (3):
>   include/linux: move for_each_bit() macros from bitops.h to find.h
>   find: micro-optimize for_each_{set,clear}_bit()
>   Replace for_each_*_bit_from() with for_each_*_bit() where appropriate
> 
>  arch/x86/kernel/apic/vector.c         |  4 ++--
>  drivers/gpu/drm/etnaviv/etnaviv_gpu.c |  4 ++--
>  drivers/hwmon/ltc2992.c               |  3 +--
>  include/linux/bitops.h                | 34 ---------------------------
>  include/linux/find.h                  | 34 +++++++++++++++++++++++++++
>  5 files changed, 39 insertions(+), 40 deletions(-)
> 
> -- 
> 2.30.2