linux-kernel - Re: [PATCH][RFC] kernel.h: provide array iterator

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Date:   Fri, 16 Mar 2018 11:45:43 -0700
From:   Joe Perches <joe@...ches.com>
To:     Rasmus Villemoes <rasmus.villemoes@...vas.dk>,
        Kieran Bingham <kieran.bingham@...asonboard.com>,
        linux-kernel@...r.kernel.org
Cc:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        linux-media@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Kees Cook <keescook@...omium.org>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Ian Abbott <abbotti@....co.uk>
Subject: Re: [PATCH][RFC] kernel.h: provide array iterator

On Fri, 2018-03-16 at 16:27 +0100, Rasmus Villemoes wrote:
> On 2018-03-15 11:00, Kieran Bingham wrote:
> > Simplify array iteration with a helper to iterate each entry in an array.
> > Utilise the existing ARRAY_SIZE macro to identify the length of the array
> > and pointer arithmetic to process each item as a for loop.

I recall getting negative feedback on a similar proposal
a decade ago:

https://lkml.org/lkml/2007/2/13/25

Not sure this is different.