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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 b637e73..a26a605 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)
mov r1, r1, lsl #PAGE_SHIFT
vma_vm_flags r2, r2 @ get vma->vm_flags
1:
- mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA (was 1)
- tst r2, #VM_EXEC @ Executable area ?
- mcrne p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA (was 1)
+#ifdef CONFIG_SMP
+ mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
+#else
+ mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
+#endif
add r0, r0, #PAGE_SZ
cmp r0, r1
blo 1b
@@ -69,8 +71,11 @@ ENTRY(v7wbi_flush_kern_tlb_range)
mov r0, r0, lsl #PAGE_SHIFT
mov r1, r1, lsl #PAGE_SHIFT
1:
- mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA
- mcr p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA
+#ifdef CONFIG_SMP
+ mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
+#else
+ mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
+#endif
add r0, r0, #PAGE_SZ
cmp r0, r1
blo 1b
@@ -87,5 +92,5 @@ ENDPROC(v7wbi_flush_kern_tlb_range)
ENTRY(v7wbi_tlb_fns)
.long v7wbi_flush_user_tlb_range
.long v7wbi_flush_kern_tlb_range
- .long v6wbi_tlb_flags
+ .long v7wbi_tlb_flags
.size v7wbi_tlb_fns, . - v7wbi_tlb_fns
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