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SubjectRe: [PATCH] drm/i915: Make kobj_type structures constant
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On Thu, 16 Feb 2023, Thomas Weißschuh <linux@weissschuh.net> 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 definitions to prevent
> modification at runtime.
>
> Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>

Reviewed-by: Jani Nikula <jani.nikula@intel.com>

> ---
> drivers/gpu/drm/i915/gt/intel_gt_sysfs.c | 2 +-
> drivers/gpu/drm/i915/gt/sysfs_engines.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c b/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c
> index 9486dd3bed99..df15b17caf89 100644
> --- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c
> +++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c
> @@ -71,7 +71,7 @@ static void kobj_gt_release(struct kobject *kobj)
> {
> }
>
> -static struct kobj_type kobj_gt_type = {
> +static const struct kobj_type kobj_gt_type = {
> .release = kobj_gt_release,
> .sysfs_ops = &kobj_sysfs_ops,
> .default_groups = id_groups,
> diff --git a/drivers/gpu/drm/i915/gt/sysfs_engines.c b/drivers/gpu/drm/i915/gt/sysfs_engines.c
> index f2d9858d827c..b5e0fe5dbf6c 100644
> --- a/drivers/gpu/drm/i915/gt/sysfs_engines.c
> +++ b/drivers/gpu/drm/i915/gt/sysfs_engines.c
> @@ -421,7 +421,7 @@ static void kobj_engine_release(struct kobject *kobj)
> kfree(kobj);
> }
>
> -static struct kobj_type kobj_engine_type = {
> +static const struct kobj_type kobj_engine_type = {
> .release = kobj_engine_release,
> .sysfs_ops = &kobj_sysfs_ops
> };
>
> ---
> base-commit: 033c40a89f55525139fd5b6342281b09b97d05bf
> change-id: 20230216-kobj_type-i915-886bebc36129
>
> Best regards,

--
Jani Nikula, Intel Open Source Graphics Center

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