Messages in this thread | | | Date | Mon, 3 Dec 2007 23:46:56 -0800 | From | Greg KH <> | Subject | Re: The use of KOBJ_NAME_LEN |
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On Tue, Dec 04, 2007 at 01:50:53AM -0500, Robert P. J. Day wrote: > On Tue, 4 Dec 2007, 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? > > > > In the kobject_set_name, the limit is 1024. Looks like either the comment or the code should be updated. > > > > /** > > * kobject_set_name - Set the name of an object > > * @kobj: object. > > * @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. > > */ > > the comment seems fairly clear -- if the name is sufficiently short, > it's stored in the static array. if not, then it's stored in > dynamically allocated space.
Unfortunately, it's totally wrong, the code was updated by the comment wasn't, sorry. See my patch to fix this.
thanks,
greg k-h
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