Re: [-mm PATCH] sysdev_unregister() should call kobject_del()

[Greg KH]

On Thu, Feb 07, 2008 at 03:56:58PM -0800, Badari Pulavarty wrote:
> Hi Greg,
> 
> While playing with hotplug memory remove on 2.6.24-mm1, I 
> noticed that /sysfs directory entries are not getting removed.
> 
> sysdev_unregister() used to call kobject_unregister().
> But in 2.6.24-mm1, its only dropping the ref. It should
> call kobject_del() to remove the object. Correct ?
> 
> With this change, the directories are getting removed
> correctly. Comments ?

Ick, no, this shouldn't be needed, someone else must be holding a
reference to the kobject device somewhere.  See the kobject documenation
for more info.

I'll try to see where we grab 2 references...

Have I mentioned lately that I hate the sysdev code?

ugh,

greg k-h
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