aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-parisc/tlbflush.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-parisc/tlbflush.h')
-rw-r--r--include/asm-parisc/tlbflush.h30
1 files changed, 4 insertions, 26 deletions
diff --git a/include/asm-parisc/tlbflush.h b/include/asm-parisc/tlbflush.h
index 67b3814a71dd..ae2d12008546 100644
--- a/include/asm-parisc/tlbflush.h
+++ b/include/asm-parisc/tlbflush.h
@@ -71,33 +71,11 @@ static inline void flush_tlb_page(struct vm_area_struct *vma,
71 purge_tlb_end(); 71 purge_tlb_end();
72} 72}
73 73
74static inline void flush_tlb_range(struct vm_area_struct *vma, 74void __flush_tlb_range(unsigned long sid,
75 unsigned long start, unsigned long end) 75 unsigned long start, unsigned long end);
76{
77 unsigned long npages;
78 76
79 npages = ((end - (start & PAGE_MASK)) + (PAGE_SIZE - 1)) >> PAGE_SHIFT; 77#define flush_tlb_range(vma,start,end) __flush_tlb_range((vma)->vm_mm->context,start,end)
80 if (npages >= 512) /* 2MB of space: arbitrary, should be tuned */
81 flush_tlb_all();
82 else {
83 mtsp(vma->vm_mm->context,1);
84 purge_tlb_start();
85 if (split_tlb) {
86 while (npages--) {
87 pdtlb(start);
88 pitlb(start);
89 start += PAGE_SIZE;
90 }
91 } else {
92 while (npages--) {
93 pdtlb(start);
94 start += PAGE_SIZE;
95 }
96 }
97 purge_tlb_end();
98 }
99}
100 78
101#define flush_tlb_kernel_range(start, end) flush_tlb_all() 79#define flush_tlb_kernel_range(start, end) __flush_tlb_range(0,start,end)
102 80
103#endif 81#endif