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 */ 16 extern void local_flush_tlb_all(void); 17 extern void local_flush_tlb_mm(struct mm_struct *mm); 18 extern void local_flush_tlb_range(struct vm_area_struct *vma, 19 unsigned long start, unsigned long end); 20 extern void local_flush_tlb_kernel_range(unsigned long start, 21 unsigned long end); 22 extern void local_flush_tlb_page(struct vm_area_struct *vma, 23 unsigned long page); 24 extern void local_flush_tlb_one(unsigned long vaddr); 25 26 #ifdef CONFIG_SMP 27 28 extern void flush_tlb_all(void); 29 extern void flush_tlb_mm(struct mm_struct *); 30 extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long, 31 unsigned long); 32 extern void flush_tlb_kernel_range(unsigned long, unsigned long); 33 extern void flush_tlb_page(struct vm_area_struct *, unsigned long); 34 extern 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