kernel/sched/core.c

2408 	if (p->cpus_ptr != &p->cpus_mask)
2436 		.new_mask  = &p->cpus_mask,
2453 	if (p->cpus_ptr != &p->cpus_mask)
2457 	 * regular cpus_mask, otherwise things that race (eg.
2626 			if (cpumask_test_cpu(task_cpu(p), &p->cpus_mask))
2743 	cpumask_copy(&p->cpus_mask, ctx->new_mask);
2902  *     Initial conditions: P0->cpus_mask = [0, 1]
2930  * one. This means we only need to track a single cpumask (i.e. p->cpus_mask),
2947  *     Initial conditions: P0->cpus_mask = [0, 1]
2976 	if (cpumask_test_cpu(task_cpu(p), &p->cpus_mask)) {
3158 		if (cpumask_equal(&p->cpus_mask, ctx->new_mask)) {
8513 	cpumask_and(mask, &p->cpus_mask, cpu_active_mask);
9357 	 * before cpus_mask may be changed.