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