[lm-sensors] [PATCH] drivers/firmware: const-ify DMI API and internals

Bartlomiej Zolnierkiewicz bzolnier at gmail.com
Tue Sep 11 23:54:41 CEST 2007


On Saturday 01 September 2007, Jeff Garzik wrote:
> 
> commit 457b6eb3bf3341d2e143518a0bb99ffbb8d754c4
> Author: Jeff Garzik <jeff at garzik.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 at garzik.org>

[ a bit late ]

Acked-by: Bartlomiej Zolnierkiewicz <bzolnier at gmail.com>




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