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71 lines
1.7 KiB
71 lines
1.7 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _SPARC64_TLBFLUSH_H |
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#define _SPARC64_TLBFLUSH_H |
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#include <asm/mmu_context.h> |
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/* TSB flush operations. */ |
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#define TLB_BATCH_NR 192 |
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struct tlb_batch { |
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unsigned int hugepage_shift; |
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struct mm_struct *mm; |
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unsigned long tlb_nr; |
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unsigned long active; |
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unsigned long vaddrs[TLB_BATCH_NR]; |
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}; |
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void flush_tsb_kernel_range(unsigned long start, unsigned long end); |
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void flush_tsb_user(struct tlb_batch *tb); |
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void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr, |
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unsigned int hugepage_shift); |
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/* TLB flush operations. */ |
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static inline void flush_tlb_mm(struct mm_struct *mm) |
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{ |
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} |
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static inline void flush_tlb_page(struct vm_area_struct *vma, |
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unsigned long vmaddr) |
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{ |
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} |
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static inline void flush_tlb_range(struct vm_area_struct *vma, |
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unsigned long start, unsigned long end) |
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{ |
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} |
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void flush_tlb_kernel_range(unsigned long start, unsigned long end); |
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#define __HAVE_ARCH_ENTER_LAZY_MMU_MODE |
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void flush_tlb_pending(void); |
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void arch_enter_lazy_mmu_mode(void); |
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void arch_leave_lazy_mmu_mode(void); |
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#define arch_flush_lazy_mmu_mode() do {} while (0) |
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/* Local cpu only. */ |
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void __flush_tlb_all(void); |
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void __flush_tlb_page(unsigned long context, unsigned long vaddr); |
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void __flush_tlb_kernel_range(unsigned long start, unsigned long end); |
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#ifndef CONFIG_SMP |
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static inline void global_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr) |
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{ |
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__flush_tlb_page(CTX_HWBITS(mm->context), vaddr); |
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} |
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#else /* CONFIG_SMP */ |
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void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end); |
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void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr); |
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#define global_flush_tlb_page(mm, vaddr) \ |
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smp_flush_tlb_page(mm, vaddr) |
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#endif /* ! CONFIG_SMP */ |
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#endif /* _SPARC64_TLBFLUSH_H */
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