linux-kernel - Re: [PATCH 1/4] export bus

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Message-Id: <201105122128.54172.rjw@sisk.pl>
Date:	Thu, 12 May 2011 21:28:53 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Raffaele Recalcati <lamiaposta71@...il.com>
Cc:	linux-pm@...ts.linux-foundation.org,
	davinci-linux-open-source@...ux.davincidsp.com,
	linux-kernel@...r.kernel.org,
	Davide Ciminaghi <ciminaghi@...dd.com>
Subject: Re: [PATCH 1/4] export bus_kset

On Thursday, May 12, 2011, Raffaele Recalcati wrote:
> From: Davide Ciminaghi <ciminaghi@...dd.com>

Please explain why you need to export it, what the alternatives are and
why you think this approach is better than the alternatives.

Thanks,
Rafael


> Signed-off-by: Davide Ciminaghi <ciminaghi@...dd.com>
> ---
>  drivers/base/bus.c      |    3 ++-
>  include/linux/kobject.h |    2 ++
>  2 files changed, 4 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/base/bus.c b/drivers/base/bus.c
> index 000e7b2..2134248 100644
> --- a/drivers/base/bus.c
> +++ b/drivers/base/bus.c
> @@ -158,7 +158,8 @@ static const struct kset_uevent_ops bus_uevent_ops = {
>  	.filter = bus_uevent_filter,
>  };
>  
> -static struct kset *bus_kset;
> +struct kset *bus_kset;
> +EXPORT_SYMBOL(bus_kset);
>  
>  
>  #ifdef CONFIG_HOTPLUG
> diff --git a/include/linux/kobject.h b/include/linux/kobject.h
> index 8f6d121..456b20d 100644
> --- a/include/linux/kobject.h
> +++ b/include/linux/kobject.h
> @@ -205,6 +205,8 @@ extern struct kobject *power_kobj;
>  /* The global /sys/firmware/ kobject for people to chain off of */
>  extern struct kobject *firmware_kobj;
>  
> +extern struct kset *bus_kset ;
> +
>  #if defined(CONFIG_HOTPLUG)
>  int kobject_uevent(struct kobject *kobj, enum kobject_action action);
>  int kobject_uevent_env(struct kobject *kobj, enum kobject_action action,
> 

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