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- /* SPDX-License-Identifier: GPL-2.0-or-later */
- /*
- * Copyright (C) 2010 Tobias Klauser <[email protected]>
- */
- #ifndef _ASM_NIOS2_TLBFLUSH_H
- #define _ASM_NIOS2_TLBFLUSH_H
- struct mm_struct;
- /*
- * TLB flushing:
- *
- * - flush_tlb_all() flushes all processes TLB entries
- * - flush_tlb_mm(mm) flushes the specified mm context TLB entries
- * - flush_tlb_range(vma, start, end) flushes a range of pages
- * - flush_tlb_page(vma, address) flushes a page
- * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
- * - flush_tlb_kernel_page(address) flushes a kernel page
- *
- * - reload_tlb_page(vma, address, pte) flushes the TLB for address like
- * flush_tlb_page, then replaces it with a TLB for pte.
- */
- extern void flush_tlb_all(void);
- extern void flush_tlb_mm(struct mm_struct *mm);
- 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);
- static inline void flush_tlb_page(struct vm_area_struct *vma,
- unsigned long address)
- {
- flush_tlb_range(vma, address, address + PAGE_SIZE);
- }
- static inline void flush_tlb_kernel_page(unsigned long address)
- {
- flush_tlb_kernel_range(address, address + PAGE_SIZE);
- }
- extern void reload_tlb_page(struct vm_area_struct *vma, unsigned long addr,
- pte_t pte);
- #endif /* _ASM_NIOS2_TLBFLUSH_H */
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