mca_mark_as_used - claim an MCA device
int mca_mark_as_used (int slot);
slot slot to claim
should we make this threadsafe Claim an MCA slot for a device driver. If the slot is already taken the function returns 1, if it is not taken it is claimed and 0 is returned.
Alan Cox <email@example.com>, David Weinehall, Chris Beauregard.