/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_TLBFLUSH_H #define __ASM_TLBFLUSH_H #include <linux/mm.h> /* * TLB flushing: * * - flush_tlb_all() flushes all processes TLB entries * - flush_tlb_mm(mm) flushes the specified mm context TLB entries * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages */ extern void local_flush_tlb_all(void); extern void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void local_flush_tlb_kernel_range(unsigned long start, unsigned long end); extern void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long page); extern void local_flush_tlb_one(unsigned long vaddr); #include <asm/mmu_context.h> #ifdef [31mCONFIG_SMP[0m extern void flush_tlb_all(void); extern void flush_tlb_mm(struct mm_struct *); extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long, unsigned long); extern void flush_tlb_kernel_range(unsigned long, unsigned long); extern void flush_tlb_page(struct vm_area_struct *, unsigned long); extern void flush_tlb_one(unsigned long vaddr); #else /* CONFIG_SMP */ #define flush_tlb_all() local_flush_tlb_all() #define flush_tlb_mm(mm) drop_mmu_context(mm) #define flush_tlb_range(vma, vmaddr, end) local_flush_tlb_range(vma, vmaddr, end) #define flush_tlb_kernel_range(vmaddr,end) \ local_flush_tlb_kernel_range(vmaddr, end) #define flush_tlb_page(vma, page) local_flush_tlb_page(vma, page) #define flush_tlb_one(vaddr) local_flush_tlb_one(vaddr) #endif /* CONFIG_SMP */ #endif /* __ASM_TLBFLUSH_H */ |