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usb_interface_claimed
Langue: en
Version: May 2009 (fedora - 06/07/09)
Section: 9 (Appels noyau Linux)
NAME
usb_interface_claimed - returns true iff an interface is claimedSYNOPSIS
- int usb_interface_claimed(struct usb_interface * iface);
ARGUMENTS
iface
- the interface being checked
DESCRIPTION
Returns true (nonzero) iff the interface is claimed, else false (zero). Callers must own the driver model's usb bus readlock. So driver probe entries don't need extra locking, but other call contexts may need to explicitly claim that lock.
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