diff options
author | Adrian Bunk <bunk@stusta.de> | 2007-07-31 03:38:19 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-31 18:39:39 -0400 |
commit | 99eb8a550dbccc0e1f6c7e866fe421810e0585f6 (patch) | |
tree | 130c6e3338a0655ba74355eba83afab9261e1ed0 /include/asm-arm26/tlb.h | |
parent | 0d0ed42e5ca2e22465c591341839c18025748fe8 (diff) |
Remove the arm26 port
The arm26 port has been in a state where it was far from even compiling
for quite some time.
Ian Molton agreed with the removal.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Ian Molton <spyro@f2s.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-arm26/tlb.h')
-rw-r--r-- | include/asm-arm26/tlb.h | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/include/asm-arm26/tlb.h b/include/asm-arm26/tlb.h deleted file mode 100644 index 08ddd85b8d35..000000000000 --- a/include/asm-arm26/tlb.h +++ /dev/null | |||
@@ -1,63 +0,0 @@ | |||
1 | #ifndef __ASMARM_TLB_H | ||
2 | #define __ASMARM_TLB_H | ||
3 | |||
4 | #include <asm/pgalloc.h> | ||
5 | #include <asm/tlbflush.h> | ||
6 | |||
7 | /* | ||
8 | * TLB handling. This allows us to remove pages from the page | ||
9 | * tables, and efficiently handle the TLB issues. | ||
10 | */ | ||
11 | struct mmu_gather { | ||
12 | struct mm_struct *mm; | ||
13 | unsigned int need_flush; | ||
14 | unsigned int fullmm; | ||
15 | }; | ||
16 | |||
17 | DECLARE_PER_CPU(struct mmu_gather, mmu_gathers); | ||
18 | |||
19 | static inline struct mmu_gather * | ||
20 | tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush) | ||
21 | { | ||
22 | struct mmu_gather *tlb = &get_cpu_var(mmu_gathers); | ||
23 | |||
24 | tlb->mm = mm; | ||
25 | tlb->need_flush = 0; | ||
26 | tlb->fullmm = full_mm_flush; | ||
27 | |||
28 | return tlb; | ||
29 | } | ||
30 | |||
31 | static inline void | ||
32 | tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) | ||
33 | { | ||
34 | if (tlb->need_flush) | ||
35 | flush_tlb_mm(tlb->mm); | ||
36 | |||
37 | /* keep the page table cache within bounds */ | ||
38 | check_pgt_cache(); | ||
39 | |||
40 | put_cpu_var(mmu_gathers); | ||
41 | } | ||
42 | |||
43 | #define tlb_remove_tlb_entry(tlb,ptep,address) do { } while (0) | ||
44 | //#define tlb_start_vma(tlb,vma) do { } while (0) | ||
45 | //FIXME - ARM32 uses this now that things changed in the kernel. seems like it may be pointless on arm26, however to get things compiling... | ||
46 | #define tlb_start_vma(tlb,vma) \ | ||
47 | do { \ | ||
48 | if (!tlb->fullmm) \ | ||
49 | flush_cache_range(vma, vma->vm_start, vma->vm_end); \ | ||
50 | } while (0) | ||
51 | #define tlb_end_vma(tlb,vma) do { } while (0) | ||
52 | |||
53 | static inline void | ||
54 | tlb_remove_page(struct mmu_gather *tlb, struct page *page) | ||
55 | { | ||
56 | tlb->need_flush = 1; | ||
57 | free_page_and_swap_cache(page); | ||
58 | } | ||
59 | |||
60 | #define pte_free_tlb(tlb,ptep) pte_free(ptep) | ||
61 | #define pmd_free_tlb(tlb,pmdp) pmd_free(pmdp) | ||
62 | |||
63 | #endif | ||