Name
test_and_set_bit_lock — 
     Set a bit and return its old value for lock
 
Synopsis
| int test_and_set_bit_lock ( | long nr, | 
|  | volatile unsigned long * addr ); | 
 
Arguments
- nr
- 
     Bit to set
     
- addr
- 
     Address to count from
     
Description
   This is the same as test_and_set_bit on x86.