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[Qemu-arm] [RFC v1 10/12] arm: use tlb_flush_page_all for tlbimva[a]


From: Alex Bennée
Subject: [Qemu-arm] [RFC v1 10/12] arm: use tlb_flush_page_all for tlbimva[a]
Date: Fri, 15 Apr 2016 15:23:49 +0100

From: KONRAD Frederic <address@hidden>

Instead of flushing each individual vCPU use the tlb_flush_page_all
functions which is async enabled for MTTCG.

Signed-off-by: KONRAD Frederic <address@hidden>
Signed-off-by: Alex Bennée <address@hidden>
---
 include/exec/exec-all.h |  3 +++
 target-arm/helper.c     | 12 ++----------
 2 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index 858055b..bc97683 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -208,6 +208,9 @@ static inline void tlb_flush_page_by_mmuidx(CPUState *cpu,
 static inline void tlb_flush_by_mmuidx(CPUState *cpu, ...)
 {
 }
+static inline void tlb_flush_page_all(target_ulong addr)
+{
+}
 #endif
 
 #define CODE_GEN_ALIGN           16 /* must be >= of the size of a icache line 
*/
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 19d5d52..bc9fbda 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -554,21 +554,13 @@ static void tlbiasid_is_write(CPUARMState *env, const 
ARMCPRegInfo *ri,
 static void tlbimva_is_write(CPUARMState *env, const ARMCPRegInfo *ri,
                              uint64_t value)
 {
-    CPUState *other_cs;
-
-    CPU_FOREACH(other_cs) {
-        tlb_flush_page(other_cs, value & TARGET_PAGE_MASK);
-    }
+    tlb_flush_page_all(value & TARGET_PAGE_MASK);
 }
 
 static void tlbimvaa_is_write(CPUARMState *env, const ARMCPRegInfo *ri,
                              uint64_t value)
 {
-    CPUState *other_cs;
-
-    CPU_FOREACH(other_cs) {
-        tlb_flush_page(other_cs, value & TARGET_PAGE_MASK);
-    }
+    tlb_flush_page_all(value & TARGET_PAGE_MASK);
 }
 
 static const ARMCPRegInfo cp_reginfo[] = {
-- 
2.7.4




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