null_brk           57 arch/powerpc/kernel/dawr.c 	struct arch_hw_breakpoint null_brk = {0, 0, 0};
null_brk           63 arch/powerpc/kernel/dawr.c 	    set_dawr(&null_brk) != H_SUCCESS)
null_brk           72 arch/powerpc/kernel/dawr.c 		smp_call_function(set_dawr_cb, &null_brk, 0);