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authorIngo Molnar <mingo@elte.hu>2009-06-17 08:59:01 +0200
committerIngo Molnar <mingo@elte.hu>2009-06-17 08:59:10 +0200
commitcc4949e1fdade5d063e9f8783cf0e2cc92041ce5 (patch)
tree4023bd641bfe464efbde518fb504d6865c9df014 /arch/arm/mm/tlb-v7.S
parent28b4868820a56de661f54742ff91b78e12f1e582 (diff)
parent300df7dc89cc276377fc020704e34875d5c473b6 (diff)
Merge branch 'linus' into x86/urgent
Merge reason: pull in latest to fix a bug in it. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/mm/tlb-v7.S')
-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 b637e7380ab..a26a605b73b 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