Am Mittwoch, 18. Januar 2006 07:58 schrieb Mukund JB.:
> I made an attempt to understand the USB driver sample code in usb-skeleton.c
> file /drivers/usb.
> I found in the probe function there are two reference counts being maintained.
> One is through usb_get_dev() and the other one is kref_init().
> Is this kind of reference count implementation not redundant?
Two different data structures are managed. Krefs are used for
an internal data structure, usb_get_dev manages usbcore's data
structure.
HTH
Oliver
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