Re: [PATCH RFC] RDMA/rtrs: Don't call kobject_del for srv_path->kobj

[Guoqing Jiang <guoqing.jiang@linux.dev>]

On 2/2/23 15:59, lizhijian@fujitsu.com wrote:
> 6af4609c18b3 seems make senses, so i don't want to revert it entirely if possible.
>
> I have a update for this path like below, i am no longer get problem with this new update.
>
> index c76ba29da1e2..5adba0f754b6 100644
> --- a/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c
> +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c
> @@ -312,9 +312,8 @@ void rtrs_srv_destroy_path_files(struct rtrs_srv_path *srv_path)
>    
>           if (srv_path->kobj.state_in_sysfs) {
>                   sysfs_remove_group(&srv_path->kobj, &rtrs_srv_path_attr_group);
> -               kobject_del(&srv_path->kobj);
>                   kobject_put(&srv_path->kobj);
> +               rtrs_srv_destroy_once_sysfs_root_folders(srv_path);
>           }
>    
> -       rtrs_srv_destroy_once_sysfs_root_folders(srv_path);
>    }

Hmm, I overlooked the kobject hierarchy 😅.

        err = kobject_init_and_add(&srv_path->kobj, &ktype, 
srv->kobj_paths,
"%s", str);

Pls send a formal patch, and feel free to add my Acked-by.

Thanks,
Guoqing