RE: [Devel] [PATCH 15/18] acpi: use ARRAY_SIZE

From: Moore, Robert
Date: Tue Oct 03 2017 - 12:38:38 EST




> -----Original Message-----
> From: Devel [mailto:devel-bounces@xxxxxxxxxx] On Behalf Of Rafael J.
> Wysocki
> Sent: Tuesday, October 3, 2017 9:05 AM
> To: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> Cc: Wysocki, Rafael J <rafael.j.wysocki@xxxxxxxxx>; Rafael J. Wysocki
> <rjw@xxxxxxxxxxxxx>; Linux Kernel Mailing List <linux-
> kernel@xxxxxxxxxxxxxxx>; ACPI Devel Maling List <linux-
> acpi@xxxxxxxxxxxxxxx>; JÃrÃmy Lefaure <jeremy.lefaure@xxxxxxxxxxxx>;
> devel@xxxxxxxxxx
> Subject: Re: [Devel] [PATCH 15/18] acpi: use ARRAY_SIZE
>
> On Tue, Oct 3, 2017 at 2:34 PM, Colin Ian King
> <colin.king@xxxxxxxxxxxxx> wrote:
> > On 03/10/17 12:39, Rafael J. Wysocki wrote:
> >> On Tuesday, October 3, 2017 3:16:22 AM CEST JÃrÃmy Lefaure wrote:
> >>> On Mon, 02 Oct 2017 14:27:52 +0200
> >>> "Rafael J. Wysocki" <rjw@xxxxxxxxxxxxx> wrote:
> >>>
> >>>> ACPICA is soewhat special code, though and I'm not taking or ACKing
> >>>> patches for it directly as a rule.
> >>>>
> >>>> For one, I'm not sure if ACPICA can use ARRAY_SIZE at all.
> >>> Why is it special code that can't use ARRAY_SIZE ? Is it because
> >>> this macro is defined in linux/kernel.h ?
> >
> > However, ACPICA does have ACPI_ARRAY_LENGTH(x), see
> > source/include/actypes.h
>
> Fair enough, but that cleanup should go in via ACPICA upstream anyway.
[Moore, Robert]

This would be acceptable, as long as it will work properly in the cases that were presented earlier (using ARRAY_SIZE).


>
> Thanks,
> Rafael
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