1#ifndef _LINUX_MMU_CONTEXT_H 2#define _LINUX_MMU_CONTEXT_H 3 4#include <asm/mmu_context.h> 5 6struct mm_struct; 7 8void use_mm(struct mm_struct *mm); 9void unuse_mm(struct mm_struct *mm); 10 11/* Architectures that care about IRQ state in switch_mm can override this. */ 12#ifndef switch_mm_irqs_off 13# define switch_mm_irqs_off switch_mm 14#endif 15 16#endif 17