[PATCH] pmdomain: amlogic: Constify some structures

Martin Blumenstingl martin.blumenstingl at googlemail.com
Sun May 4 14:32:34 PDT 2025


On Fri, May 2, 2025 at 5:32 PM Christophe JAILLET
<christophe.jaillet at wanadoo.fr> wrote:
>
> Most structures in this driver are not modified.
>
> Constifying these structures moves some data to a read-only section, so
> increase overall security, especially when the structure holds some
> function pointers. (This is the case for see meson_ee_pwrc_domain_desc)
>
> On a x86_64, with allmodconfig, as an example:
> Before:
> ======
>    text    data     bss     dec     hex filename
>    8924    3832       0   12756    31d4 drivers/pmdomain/amlogic/meson-ee-pwrc.o
>
> After:
> =====
>    text    data     bss     dec     hex filename
>   12396     336       0   12732    31bc drivers/pmdomain/amlogic/meson-ee-pwrc.o
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet at wanadoo.fr>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>



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