From 8ede0bdb63305d3353efd97e9af6210afb05734e Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 17 Aug 2008 19:13:17 -0400 Subject: x86, um: initial part of asm-um move Signed-off-by: Al Viro Signed-off-by: H. Peter Anvin --- include/asm-um/mmu_context.h | 54 -------------------------------------------- 1 file changed, 54 deletions(-) delete mode 100644 include/asm-um/mmu_context.h (limited to 'include/asm-um/mmu_context.h') diff --git a/include/asm-um/mmu_context.h b/include/asm-um/mmu_context.h deleted file mode 100644 index 54f42e8b0105..000000000000 --- a/include/asm-um/mmu_context.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#ifndef __UM_MMU_CONTEXT_H -#define __UM_MMU_CONTEXT_H - -#include "linux/sched.h" -#include "um_mmu.h" - -extern void arch_dup_mmap(struct mm_struct *oldmm, struct mm_struct *mm); -extern void arch_exit_mmap(struct mm_struct *mm); - -#define get_mmu_context(task) do ; while(0) -#define activate_context(tsk) do ; while(0) - -#define deactivate_mm(tsk,mm) do { } while (0) - -extern void force_flush_all(void); - -static inline void activate_mm(struct mm_struct *old, struct mm_struct *new) -{ - /* - * This is called by fs/exec.c and sys_unshare() - * when the new ->mm is used for the first time. - */ - __switch_mm(&new->context.id); - arch_dup_mmap(old, new); -} - -static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, - struct task_struct *tsk) -{ - unsigned cpu = smp_processor_id(); - - if(prev != next){ - cpu_clear(cpu, prev->cpu_vm_mask); - cpu_set(cpu, next->cpu_vm_mask); - if(next != &init_mm) - __switch_mm(&next->context.id); - } -} - -static inline void enter_lazy_tlb(struct mm_struct *mm, - struct task_struct *tsk) -{ -} - -extern int init_new_context(struct task_struct *task, struct mm_struct *mm); - -extern void destroy_context(struct mm_struct *mm); - -#endif -- cgit v1.2.3