Re: [Bug? Report] kref problem
From: Greg KH
Date: Thu Mar 16 2006 - 13:08:06 EST
On Thu, Mar 16, 2006 at 09:00:19PM +0300, Artem B. Bityutskiy wrote:
> On Thu, 2006-03-16 at 09:20 -0800, Greg KH wrote:
> > Again, why are you trying to call the sysfs raw functions? You are not
> > registering the kobject with the kobject core, so bad things are
> > happening. Why not call kobject_register() or kobject_add(), like it is
> > documented to do so?
> Well, we were discussing this with you some time ago, and you pointed me
> to these raw functions. My stuff just does not fit device/driver/bu
> modes and you said I have to create whatever sysfs hierarchy I want with
> the raw functions.
Yes, but you still need to register your kobject :)
> kobject_register()/kobject_del() instead of
> sysfs_create_dir()/sysfs_remove_dir() solved my problem, thanks. Just to
> refine this, I'm still going to use
> sysfs_create_file()/sysfs_remove_file() to create whatever attributes I
> want, is this right?
Yes, that should be fine.
> I've just noticed similarity in naming: sysfs_remove_file() creates a
> file, so the symmetrical sysfs_create_dir() creates a directory. So just
> started using it. From the names it was not obvious that I could
> not. :-)
Hm, perhaps I'll just remove the export for that function as the only
thing that should use that is the kobject core, and that can't be built
as a module.
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