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