51 		struct mm_struct *next, struct task_struct *tsk)  in switch_mm_irqs_off()  argument
53 	if (prev != next) {  in switch_mm_irqs_off()
57 		spinlock_t *pgd_lock = &next->page_table_lock;  in switch_mm_irqs_off()
60 		mtctl(__pa(next->pgd), 25);  in switch_mm_irqs_off()
61 		load_context(next->context);  in switch_mm_irqs_off()
66 		struct mm_struct *next, struct task_struct *tsk)  in switch_mm()  argument
70 	if (prev == next)  in switch_mm()
74 	switch_mm_irqs_off(prev, next, tsk);  in switch_mm()
80 static inline void activate_mm(struct mm_struct *prev, struct mm_struct *next)  in activate_mm()  argument
90 	BUG_ON(next == &init_mm); /* Should never happen */  in activate_mm()
92 	if (next->context.space_id == 0)  in activate_mm()
93 		next->context.space_id = alloc_sid();  in activate_mm()
95 	switch_mm(prev,next,current);  in activate_mm()