On Dec 4, 2007 3:46 PM, Greg KH <[email protected]> wrote:
> On Tue, Dec 04, 2007 at 02:45:47PM +0800, Dave Young wrote:
> > Hi,
> > Does the KOBJ_NAME_LEN really means the limit of kobject name length? seems
> > not . And if it's true, is the KOBJ_NAME_LEN of 20 enough to use?
>
> No, not anymore, the kobject name is totally dynamic.
Eh, Why does this macro still exist? If KOBJ_NAME_LEN is really
needed, maybe it should be renamed to something else to avoid
misleading.
>
> > In the kobject_set_name, the limit is 1024. Looks like either the comment or
> > the code should be updated.
>
> Here's a patch below for the comment updating it.
Thanks
>
> I also have a patch in my -mm series that takes away the 1024 character
> limit, but for 2.6.24 we'll have to live with it :)
>
> thanks,
>
> greg k-h
>
>
> ---
> lib/kobject.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> --- a/lib/kobject.c
> +++ b/lib/kobject.c
> @@ -234,13 +234,13 @@ int kobject_register(struct kobject * ko
>
>
> /**
> - * kobject_set_name - Set the name of an object
> - * @kobj: object.
> - * @fmt: format string used to build the name
> + * kobject_set_name - Set the name of a kobject
> + * @kobj: kobject to name
> + * @fmt: format string used to build the name
> *
> - * If strlen(name) >= KOBJ_NAME_LEN, then use a dynamically allocated
> - * string that @kobj->k_name points to. Otherwise, use the static
> - * @kobj->name array.
> + * This sets the name of the kobject. If you have already added the
> + * kobject to the system, you must call kobject_rename() in order to
> + * change the name of the kobject.
> */
> int kobject_set_name(struct kobject * kobj, const char * fmt, ...)
> {
>
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