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-rw-r--r--arch/arm/mm/tlb-v7.S17
1 files changed, 11 insertions, 6 deletions
diff --git a/arch/arm/mm/tlb-v7.S b/arch/arm/mm/tlb-v7.S
index b637e7380ab7..a26a605b73bd 100644
--- a/arch/arm/mm/tlb-v7.S
+++ b/arch/arm/mm/tlb-v7.S
@@ -42,9 +42,11 @@ ENTRY(v7wbi_flush_user_tlb_range)
42 mov r1, r1, lsl #PAGE_SHIFT 42 mov r1, r1, lsl #PAGE_SHIFT
43 vma_vm_flags r2, r2 @ get vma->vm_flags 43 vma_vm_flags r2, r2 @ get vma->vm_flags
441: 441:
45 mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA (was 1) 45#ifdef CONFIG_SMP
46 tst r2, #VM_EXEC @ Executable area ? 46 mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
47 mcrne p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA (was 1) 47#else
48 mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
49#endif
48 add r0, r0, #PAGE_SZ 50 add r0, r0, #PAGE_SZ
49 cmp r0, r1 51 cmp r0, r1
50 blo 1b 52 blo 1b
@@ -69,8 +71,11 @@ ENTRY(v7wbi_flush_kern_tlb_range)
69 mov r0, r0, lsl #PAGE_SHIFT 71 mov r0, r0, lsl #PAGE_SHIFT
70 mov r1, r1, lsl #PAGE_SHIFT 72 mov r1, r1, lsl #PAGE_SHIFT
711: 731:
72 mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA 74#ifdef CONFIG_SMP
73 mcr p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA 75 mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
76#else
77 mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
78#endif
74 add r0, r0, #PAGE_SZ 79 add r0, r0, #PAGE_SZ
75 cmp r0, r1 80 cmp r0, r1
76 blo 1b 81 blo 1b
@@ -87,5 +92,5 @@ ENDPROC(v7wbi_flush_kern_tlb_range)
87ENTRY(v7wbi_tlb_fns) 92ENTRY(v7wbi_tlb_fns)
88 .long v7wbi_flush_user_tlb_range 93 .long v7wbi_flush_user_tlb_range
89 .long v7wbi_flush_kern_tlb_range 94 .long v7wbi_flush_kern_tlb_range
90 .long v6wbi_tlb_flags 95 .long v7wbi_tlb_flags
91 .size v7wbi_tlb_fns, . - v7wbi_tlb_fns 96 .size v7wbi_tlb_fns, . - v7wbi_tlb_fns