Subject: Re: [RFC v2 2/6] driver-core: add driver async_probe support

From: Oleg Nesterov <[email-masked]>
Date: Fri, 5 Sep 2014 13:24:17 +0200

On 09/04, Luis R. Rodriguez wrote:
>
>  struct driver_private {
>  	struct kobject kobj;
>  	struct klist klist_devices;
>  	struct klist_node knode_bus;
>  	struct module_kobject *mkobj;
> +	struct driver_attach_work *attach_work;
>  	struct device_driver *driver;

I am not arguing, just curious...

Are you trying to shrink sizeof(driver_private) ? The code can be simpler
if you just embedd "struct work_struct attach_work" into driver_private,
and you do not need "struct driver_attach_work" or another ->driver pointer
this way.

Oleg.