[Qemu-devel] [PATCH] Unlike real hardware, vmport needs access to the CPU registers to handle iomem read and writes. So add an explicit cpu_synchronize_state call, otherwise vmmouse can not work with KVM.

[=?UTF-8?q?Reimar=20D=C3=B6ffinger?=]

Signed-off-by: Reimar Döffinger <address@hidden>
---
 hw/vmport.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/hw/vmport.c b/hw/vmport.c
index 884af3f..9a942ee 100644
--- a/hw/vmport.c
+++ b/hw/vmport.c
@@ -25,6 +25,7 @@
 #include "isa.h"
 #include "pc.h"
 #include "sysemu.h"
+#include "kvm.h"
 
 //#define VMPORT_DEBUG
 
@@ -58,6 +59,7 @@ static uint32_t vmport_ioport_read(void *opaque, uint32_t 
addr)
     unsigned char command;
     uint32_t eax;
 
+    cpu_synchronize_state(env);
     eax = env->regs[R_EAX];
     if (eax != VMPORT_MAGIC)
         return eax;
-- 
1.6.4.2