2 * linux/include/asm-arm/mmu_context.h
4 * Copyright (C) 1996 Russell King.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 * 27-06-1996 RMK Created
13 #ifndef __ASM_ARM_MMU_CONTEXT_H
14 #define __ASM_ARM_MMU_CONTEXT_H
16 #define init_new_context(tsk,mm) 0
17 #define destroy_context(mm) do { } while(0)
20 * This is called when "tsk" is about to enter lazy TLB mode.
22 * mm: describes the currently active mm context
23 * tsk: task which is entering lazy tlb
24 * cpu: cpu number which is entering lazy tlb
26 * tsk->mm will be NULL
29 enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
34 * This is the actual mm switch as far as the scheduler
35 * is concerned. No registers are touched.
38 switch_mm(struct mm_struct *prev, struct mm_struct *next,
39 struct task_struct *tsk)
41 cpu_switch_mm(next->pgd, next);
44 #define deactivate_mm(tsk,mm) do { } while (0)
46 static inline void activate_mm(struct mm_struct *prev, struct mm_struct *next)
48 cpu_switch_mm(next->pgd, next);