check_and_switch_context
check_and_switch_context(mm, NULL);
check_and_switch_context(next, tsk);
void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk);
void check_and_switch_context(struct mm_struct *mm);
check_and_switch_context(next);
void check_and_switch_context(struct mm_struct *mm, unsigned int cpu);
check_and_switch_context(next, cpu);