lkml.org 
[lkml]   [2023]   [Feb]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: [PATCH] mm: slub: make kobj_type structure constant
On Mon, Feb 20, 2023 at 11:25:28PM +0000, Thomas Weißschuh wrote:
> Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
> the driver core allows the usage of const struct kobj_type.
>
> Take advantage of this to constify the structure definition to prevent
> modification at runtime.
>
> Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
> ---
> mm/slub.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/slub.c b/mm/slub.c
> index 13459c69095a..be710dc4dc3e 100644
> --- a/mm/slub.c
> +++ b/mm/slub.c
> @@ -6058,7 +6058,7 @@ static const struct sysfs_ops slab_sysfs_ops = {
> .store = slab_attr_store,
> };
>
> -static struct kobj_type slab_ktype = {
> +static const struct kobj_type slab_ktype = {
> .sysfs_ops = &slab_sysfs_ops,
> .release = kmem_cache_release,
> };
>
> ---

Acked-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>

Thanks!

> base-commit: 5b0ed5964928b0aaf0d644c17c886c7f5ea4bb3f
> change-id: 20230220-kobj_type-mm-slub-02d25836de84
>
> Best regards,
> --
> Thomas Weißschuh <linux@weissschuh.net>
>

\
 
 \ /
  Last update: 2023-03-27 00:32    [W:0.074 / U:0.440 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site