linux-kernel - Re: [PATCH v2] Documentation: checkpatch: Tweak BIT() macro include

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Date:   Fri, 21 May 2021 00:59:20 +0000
From:   Joel Stanley <joel@....id.au>
To:     Andrew Jeffery <andrew@...id.au>
Cc:     linux-doc@...r.kernel.org, dwaipayanray1@...il.com,
        Lukas Bulwahn <lukas.bulwahn@...il.com>,
        Joe Perches <joe@...ches.com>,
        Jonathan Corbet <corbet@....net>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        Jiri Slaby <jirislaby@...nel.org>
Subject: Re: [PATCH v2] Documentation: checkpatch: Tweak BIT() macro include

On Thu, 20 May 2021 at 17:14, Andrew Jeffery <andrew@...id.au> wrote:
>
> While include/linux/bitops.h brings in the BIT() macro, it was moved to
> include/linux/bits.h in commit 8bd9cb51daac ("locking/atomics, asm-generic:
> Move some macros from <linux/bitops.h> to a new <linux/bits.h> file").
>
> Since that commit BIT() has moved again into include/vdso/bits.h via
> commit 3945ff37d2f4 ("linux/bits.h: Extract common header for vDSO").
>
> I think the move to the vDSO header can be considered an implementation
> detail, so for now update the checkpatch documentation to recommend use
> of include/linux/bits.h.
>
> Cc: Jiri Slaby <jirislaby@...nel.org>
> Acked-by: Jiri Slaby <jirislaby@...nel.org>
> Signed-off-by: Andrew Jeffery <andrew@...id.au>

Reviewed-by: Joel Stanley <joel@....id.au>

...just a little bit