linux-kernel - Re: [PATCH] ubifs: make kobj

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Date:   Sat, 11 Feb 2023 15:17:11 +0800
From:   Zhihao Cheng <chengzhihao1@...wei.com>
To:     Thomas Weißschuh <linux@...ssschuh.net>,
        Richard Weinberger <richard@....at>
CC:     <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ubifs: make kobj_type structures constant

在 2023/2/10 10:16, Thomas Weißschuh 写道:
> 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@...ssschuh.net>
> ---
>   fs/ubifs/sysfs.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 

Reviewed-by: Zhihao Cheng <chengzhihao1@...wei.com>

> diff --git a/fs/ubifs/sysfs.c b/fs/ubifs/sysfs.c
> index 06ad8fa1fcfb..4404ca4f2ce9 100644
> --- a/fs/ubifs/sysfs.c
> +++ b/fs/ubifs/sysfs.c
> @@ -74,13 +74,13 @@ static const struct sysfs_ops ubifs_attr_ops = {
>   	.show	= ubifs_attr_show,
>   };
>   
> -static struct kobj_type ubifs_sb_ktype = {
> +static const struct kobj_type ubifs_sb_ktype = {
>   	.default_groups	= ubifs_groups,
>   	.sysfs_ops	= &ubifs_attr_ops,
>   	.release	= ubifs_sb_release,
>   };
>   
> -static struct kobj_type ubifs_ktype = {
> +static const struct kobj_type ubifs_ktype = {
>   	.sysfs_ops	= &ubifs_attr_ops,
>   };
>   
> 
> ---
> base-commit: e544a07438522ab3688416e6e2e34bf0ee6d8755
> change-id: 20230210-kobj_type-ubifs-5790a3d46e97
> 
> Best regards,
>