[Xen-devel] [PATCH] xen: arm32: Use system wide TLB flushes, not just inner-shareable

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

We currently setup page table walks etc as outer-shareable. Given we don't
really make the distinction between inner- and outer-shareable yet err on
theside of safety.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Cc: Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>
Cc: Tim Deegan <tim@xxxxxxx>
---
 xen/include/asm-arm/flushtlb.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/xen/include/asm-arm/flushtlb.h b/xen/include/asm-arm/flushtlb.h
index 210abfa..5067e5d 100644
--- a/xen/include/asm-arm/flushtlb.h
+++ b/xen/include/asm-arm/flushtlb.h
@@ -19,7 +19,7 @@ static inline void flush_tlb_local(void)
 {
     dsb();
 
-    WRITE_CP32((uint32_t) 0, TLBIALLIS);
+    WRITE_CP32((uint32_t) 0, TLBIALL);
 
     dsb();
     isb();
@@ -30,7 +30,7 @@ static inline void flush_tlb_all_local(void)
 {
     dsb();
 
-    WRITE_CP32((uint32_t) 0, TLBIALLNSNHIS);
+    WRITE_CP32((uint32_t) 0, TLBIALLNSNH);
 
     dsb();
     isb();
-- 
1.7.9.1


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