more

[ICEs.git] / bfin-4845 / trace.i.5

int __test_bit(int nr, const void *addr)
{
	int *a = (int *)addr;
	int mask;
	a += nr >> 5;
	mask = 1 << (nr & 0x1f);
	return ((mask & *a) != 0);
}
int test_bit(int nr, const void *addr)
{
	return __test_bit(nr, addr);
};
typedef struct cpumask {
	unsigned long
	    bits[(((1) + (8 * sizeof(long)) - 1) / (8 * sizeof(long)))];
} cpumask_t;
struct trace_array_cpu {
	int disabled;
};
struct trace_array {
	struct trace_array_cpu *data[1];
};
cpumask_t tracing_buffer_mask;
struct trace_array global_trace;
cpumask_t tracing_cpumask;
cpumask_t tracing_cpumask_new;
tracing_cpumask_write()
{
	int cpu;
	for ((cpu) = 0; (cpu) < 1; (cpu)++) {
		if (test_bit((cpu), (tracing_cpumask).bits)
		    && !test_bit((cpu), (tracing_cpumask_new).bits)) {
			atomic_inc(&global_trace.data[cpu]->disabled);
		}
		if (!test_bit((cpu), (tracing_cpumask).bits)
		    && test_bit((cpu), (tracing_cpumask_new).bits)) {
			atomic_dec(&global_trace.data[cpu]->disabled);
		}
	}
}