Don't include linux/config.h from anywhere else in include/
[linux-2.6.git] / include / asm-cris / tlbflush.h
1 #ifndef _CRIS_TLBFLUSH_H
2 #define _CRIS_TLBFLUSH_H
3
4 #include <linux/mm.h>
5 #include <asm/processor.h>
6 #include <asm/pgtable.h>
7 #include <asm/pgalloc.h>
8
9 /*
10  * TLB flushing (implemented in arch/cris/mm/tlb.c):
11  *
12  *  - flush_tlb() flushes the current mm struct TLBs
13  *  - flush_tlb_all() flushes all processes TLBs
14  *  - flush_tlb_mm(mm) flushes the specified mm context TLB's
15  *  - flush_tlb_page(vma, vmaddr) flushes one page
16  *  - flush_tlb_range(mm, start, end) flushes a range of pages
17  *
18  */
19
20 extern void __flush_tlb_all(void);
21 extern void __flush_tlb_mm(struct mm_struct *mm);
22 extern void __flush_tlb_page(struct vm_area_struct *vma,
23                            unsigned long addr);
24
25 #ifdef CONFIG_SMP
26 extern void flush_tlb_all(void);
27 extern void flush_tlb_mm(struct mm_struct *mm);
28 extern void flush_tlb_page(struct vm_area_struct *vma, 
29                            unsigned long addr);
30 #else
31 #define flush_tlb_all __flush_tlb_all
32 #define flush_tlb_mm __flush_tlb_mm
33 #define flush_tlb_page __flush_tlb_page
34 #endif
35
36 static inline void flush_tlb_range(struct vm_area_struct * vma, unsigned long start, unsigned long end)
37 {
38         flush_tlb_mm(vma->vm_mm);
39 }
40
41 static inline void flush_tlb_pgtables(struct mm_struct *mm,
42                                       unsigned long start, unsigned long end)
43 {
44         /* CRIS does not keep any page table caches in TLB */
45 }
46
47
48 static inline void flush_tlb(void)
49 {
50         flush_tlb_mm(current->mm);
51 }
52
53 #define flush_tlb_kernel_range(start, end) flush_tlb_all()
54
55 #endif /* _CRIS_TLBFLUSH_H */