LXR linux/arch/mips/include/asm/tlbflush.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __ASM_TLBFLUSH_H
   3#define __ASM_TLBFLUSH_H
   4
   5#include <linux/mm.h>
   6
   7/*
   8 * TLB flushing:
   9 *
  10 *  - flush_tlb_all() flushes all processes TLB entries
  11 *  - flush_tlb_mm(mm) flushes the specified mm context TLB entries
  12 *  - flush_tlb_page(vma, vmaddr) flushes one page
  13 *  - flush_tlb_range(vma, start, end) flushes a range of pages
  14 *  - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
  15 */
  16extern void local_flush_tlb_all(void);
  17extern void local_flush_tlb_mm(struct mm_struct *mm);
  18extern void local_flush_tlb_range(struct vm_area_struct *vma,
  19        unsigned long start, unsigned long end);
  20extern void local_flush_tlb_kernel_range(unsigned long start,
  21        unsigned long end);
  22extern void local_flush_tlb_page(struct vm_area_struct *vma,
  23        unsigned long page);
  24extern void local_flush_tlb_one(unsigned long vaddr);
  25
  26#ifdef CONFIG_SMP
  27
  28extern void flush_tlb_all(void);
  29extern void flush_tlb_mm(struct mm_struct *);
  30extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long,
  31        unsigned long);
  32extern void flush_tlb_kernel_range(unsigned long, unsigned long);
  33extern void flush_tlb_page(struct vm_area_struct *, unsigned long);
  34extern void flush_tlb_one(unsigned long vaddr);
  35
  36#else /* CONFIG_SMP */
  37
  38#define flush_tlb_all()                 local_flush_tlb_all()
  39#define flush_tlb_mm(mm)                local_flush_tlb_mm(mm)
  40#define flush_tlb_range(vma, vmaddr, end)       local_flush_tlb_range(vma, vmaddr, end)
  41#define flush_tlb_kernel_range(vmaddr,end) \
  42        local_flush_tlb_kernel_range(vmaddr, end)
  43#define flush_tlb_page(vma, page)       local_flush_tlb_page(vma, page)
  44#define flush_tlb_one(vaddr)            local_flush_tlb_one(vaddr)
  45
  46#endif /* CONFIG_SMP */
  47
  48#endif /* __ASM_TLBFLUSH_H */
  49