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authorDavid S. Miller <davem@davemloft.net>2010-08-16 14:09:34 -0700
committerDavid S. Miller <davem@davemloft.net>2010-08-16 14:09:34 -0700
commit300a103d1504134f8c4a7e831f995e917ea9b1e4 (patch)
tree7f94d5fff513d132bd0b57a9e3bd96c4cc80d707 /arch/arm/include/asm/tlbflush.h
parent0a492896ac07336c98f37ad7fab4a6387b6ada78 (diff)
parentda5cabf80e2433131bf0ed8993abc0f7ea618c73 (diff)
downloadop-kernel-dev-300a103d1504134f8c4a7e831f995e917ea9b1e4.zip
op-kernel-dev-300a103d1504134f8c4a7e831f995e917ea9b1e4.tar.gz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/arm/include/asm/tlbflush.h')
-rw-r--r--arch/arm/include/asm/tlbflush.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index bd863d8..33b546a 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -378,7 +378,11 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
if (tlb_flag(TLB_V6_I_ASID))
asm("mcr p15, 0, %0, c8, c5, 2" : : "r" (asid) : "cc");
if (tlb_flag(TLB_V7_UIS_ASID))
+#ifdef CONFIG_ARM_ERRATA_720789
+ asm("mcr p15, 0, %0, c8, c3, 0" : : "r" (zero) : "cc");
+#else
asm("mcr p15, 0, %0, c8, c3, 2" : : "r" (asid) : "cc");
+#endif
if (tlb_flag(TLB_BTB)) {
/* flush the branch target cache */
@@ -424,7 +428,11 @@ local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
if (tlb_flag(TLB_V6_I_PAGE))
asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (uaddr) : "cc");
if (tlb_flag(TLB_V7_UIS_PAGE))
+#ifdef CONFIG_ARM_ERRATA_720789
+ asm("mcr p15, 0, %0, c8, c3, 3" : : "r" (uaddr & PAGE_MASK) : "cc");
+#else
asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (uaddr) : "cc");
+#endif
if (tlb_flag(TLB_BTB)) {
/* flush the branch target cache */
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