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