linux-kernel - Re: [PATCH] Introduce driver_create/remove

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Date:	Tue, 11 Dec 2007 16:40:39 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	michael@...erman.id.au, Greg KH <greg@...ah.com>,
	linuxppc-dev@...abs.org, "Kyle A. Lucke" <klucke@...ibm.com>,
	paulus@...ba.org, linux-kernel@...r.kernel.org,
	David Gibson <dwg@....ibm.com>
Subject: Re: [PATCH] Introduce driver_create/remove_dir

On Wed, 12 Dec 2007 10:56:33 +1100 Stephen Rothwell wrote:

> 
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  drivers/base/driver.c      |   24 ++++++++++++++++++++++++
>  drivers/net/iseries_veth.c |   15 +++++++--------
>  include/linux/device.h     |    3 +++
>  3 files changed, 34 insertions(+), 8 deletions(-)
> 
> 
> diff --git a/drivers/base/driver.c b/drivers/base/driver.c
> index eb11475..6527a91 100644
> --- a/drivers/base/driver.c
> +++ b/drivers/base/driver.c
> @@ -91,6 +91,30 @@ struct device * driver_find_device(struct device_driver *drv,
>  EXPORT_SYMBOL_GPL(driver_find_device);
>  
>  /**
> + *	driver_create_dir - create a subdirectory for a driver.
> + *	@drv:	driver.
> + *	@kobj:	the kobject we are creating the directory for.
> + */
> +int __must_check driver_create_dir(struct device_driver *drv,
> +			struct kobject *kobj)
> +{
> +	kobj->parent = &drv->kobj;
> +	return kobject_add(kobj);
> +}
> +EXPORT_SYMBOL_GPL(driver_create_dir);
> +
> +/**
> + *	driver_remove_dir - remove a subdirectory for a driver.
> + *	@drv:	driver.
> + *	@attr:	driver attribute descriptor.

Second arg below is @kobj.


> + */
> +void driver_remove_dir(struct device_driver *drv, struct kobject *kobj)
> +{
> +	kobject_del(kobj);
> +}
> +EXPORT_SYMBOL_GPL(driver_remove_dir);
> +
> +/**
>   *	driver_create_file - create sysfs file for driver.
>   *	@drv:	driver.
>   *	@attr:	driver attribute descriptor.


---
~Randy
--
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