/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_POWERPC_NOHASH_TLBFLUSH_H #define _ASM_POWERPC_NOHASH_TLBFLUSH_H /* * TLB flushing: * * - flush_tlb_mm(mm) flushes the specified mm context TLB's * - flush_tlb_page(vma, vmaddr) flushes one page * - local_flush_tlb_mm(mm, full) flushes the specified mm context on * the local processor * - local_flush_tlb_page(vma, vmaddr) flushes one page on the local processor * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages * */ /* * TLB flushing for software loaded TLB chips * * TODO: (CONFIG_FSL_BOOKE) determine if flush_tlb_range & * flush_tlb_kernel_range are best implemented as tlbia vs * specific tlbie's */ struct vm_area_struct; struct mm_struct; #define MMU_NO_CONTEXT ((unsigned int)-1) extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); extern void local_flush_tlb_mm(struct mm_struct *mm); extern void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); extern void __local_flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr, int tsize, int ind); #ifdef CONFIG_SMP extern void flush_tlb_mm(struct mm_struct *mm); extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); extern void __flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr, int tsize, int ind); #else #define flush_tlb_mm(mm) local_flush_tlb_mm(mm) #define flush_tlb_page(vma,addr) local_flush_tlb_page(vma,addr) #define __flush_tlb_page(mm,addr,p,i) __local_flush_tlb_page(mm,addr,p,i) #endif #endif /* _ASM_POWERPC_NOHASH_TLBFLUSH_H */