1 #ifndef _SPARC64_TLBFLUSH_H 2 #define _SPARC64_TLBFLUSH_H 3 4 #include <asm/mmu_context.h> 5 6 /* TSB flush operations. */ 7 8 #define TLB_BATCH_NR 192 9 10 struct tlb_batch { 11 struct mm_struct *mm; 12 unsigned long tlb_nr; 13 unsigned long active; 14 unsigned long vaddrs[TLB_BATCH_NR]; 15 }; 16 17 extern void flush_tsb_kernel_range(unsigned long start, unsigned long end); 18 extern void flush_tsb_user(struct tlb_batch *tb); 19 extern void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr); 20 21 /* TLB flush operations. */ 22 23 static inline void flush_tlb_mm(struct mm_struct *mm) 24 { 25 } 26 27 static inline void flush_tlb_page(struct vm_area_struct *vma, 28 unsigned long vmaddr) 29 { 30 } 31 32 static inline void flush_tlb_range(struct vm_area_struct *vma, 33 unsigned long start, unsigned long end) 34 { 35 } 36 37 #define __HAVE_ARCH_ENTER_LAZY_MMU_MODE 38 39 extern void flush_tlb_pending(void); 40 extern void arch_enter_lazy_mmu_mode(void); 41 extern void arch_leave_lazy_mmu_mode(void); 42 #define arch_flush_lazy_mmu_mode() do {} while (0) 43 44 /* Local cpu only. */ 45 extern void __flush_tlb_all(void); 46 extern void __flush_tlb_page(unsigned long context, unsigned long vaddr); 47 extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end); 48 49 #ifndef CONFIG_SMP 50 51 #define flush_tlb_kernel_range(start,end) \ 52 do { flush_tsb_kernel_range(start,end); \ 53 __flush_tlb_kernel_range(start,end); \ 54 } while (0) 55 56 static inline void global_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr) 57 { 58 __flush_tlb_page(CTX_HWBITS(mm->context), vaddr); 59 } 60 61 #else /* CONFIG_SMP */ 62 63 extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end); 64 extern void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr); 65 66 #define flush_tlb_kernel_range(start, end) \ 67 do { flush_tsb_kernel_range(start,end); \ 68 smp_flush_tlb_kernel_range(start, end); \ 69 } while (0) 70 71 #define global_flush_tlb_page(mm, vaddr) \ 72 smp_flush_tlb_page(mm, vaddr) 73 74 #endif /* ! CONFIG_SMP */ 75 76 #endif /* _SPARC64_TLBFLUSH_H */ 77