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