1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_POWERPC_NOHASH_TLBFLUSH_H
3 #define _ASM_POWERPC_NOHASH_TLBFLUSH_H
8 * - flush_tlb_mm(mm) flushes the specified mm context TLB's
9 * - flush_tlb_page(vma, vmaddr) flushes one page
10 * - local_flush_tlb_mm(mm, full) flushes the specified mm context on
12 * - local_flush_tlb_page(vma, vmaddr) flushes one page on the local processor
13 * - flush_tlb_page_nohash(vma, vmaddr) flushes one page if SW loaded TLB
14 * - flush_tlb_range(vma, start, end) flushes a range of pages
15 * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
20 * TLB flushing for software loaded TLB chips
22 * TODO: (CONFIG_FSL_BOOKE) determine if flush_tlb_range &
23 * flush_tlb_kernel_range are best implemented as tlbia vs
27 struct vm_area_struct;
30 #define MMU_NO_CONTEXT ((unsigned int)-1)
32 extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
34 extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
36 extern void local_flush_tlb_mm(struct mm_struct *mm);
37 extern void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
39 extern void __local_flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
43 extern void flush_tlb_mm(struct mm_struct *mm);
44 extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
45 extern void __flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
48 #define flush_tlb_mm(mm) local_flush_tlb_mm(mm)
49 #define flush_tlb_page(vma,addr) local_flush_tlb_page(vma,addr)
50 #define __flush_tlb_page(mm,addr,p,i) __local_flush_tlb_page(mm,addr,p,i)
53 #endif /* _ASM_POWERPC_NOHASH_TLBFLUSH_H */