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Message-Id: <200709112354.41774.bzolnier@gmail.com>
Date: Tue, 11 Sep 2007 23:54:41 +0200
From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To: Jeff Garzik <jeff@...zik.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
Andrew Morton <akpm@...ux-foundation.org>, ak@...e.de,
Greg KH <greg@...ah.com>, len.brown@...el.com,
linux-ide@...r.kernel.org, dz@...ian.org, minyard@....org,
j.w.r.degoede@....nl, lm-sensors@...sensors.org, rlove@...ve.org,
dmitry.torokhov@...il.com, mzxreary@...inter.de,
stelian@...ies.net, ibm-acpi@....eng.br, ambx1@....rr.com,
gimli@...k-green.com
Subject: Re: [PATCH] drivers/firmware: const-ify DMI API and internals
On Saturday 01 September 2007, Jeff Garzik wrote:
>
> commit 457b6eb3bf3341d2e143518a0bb99ffbb8d754c4
> Author: Jeff Garzik <jeff@...zik.org>
> Date: Sat Sep 1 10:16:45 2007 -0400
>
> drivers/firmware: const-ify DMI API and internals
>
> Three main sets of changes:
>
> 1) dmi_get_system_info() return value should have been marked const,
> since callers should not be changing that data.
>
> 2) const-ify DMI internals, since DMI firmware tables should,
> whenever possible, be marked const to ensure we never ever write to
> that data area.
>
> 3) const-ify DMI API, to enable marking tables const where possible
> in low-level drivers.
>
> And if we're really lucky, this might enable some additional
> optimizations on the part of the compiler.
>
> The bulk of the changes are #2 and #3, which are interrelated. #1 could
> have been a separate patch, but it was so small compared to the others,
> it was easier to roll it into this changeset.
>
> Signed-off-by: Jeff Garzik <jeff@...zik.org>
[ a bit late ]
Acked-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
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