[Qemu-devel] [PATCH] migration: notify runstate immediately before vcpu stops

[Yan Zhao <yan.y.zhao@intel.com>]

for some devices to do live migration, it is needed to do something
immediately before vcpu stops. add a notification here.

Signed-off-by: Yan Zhao <yan.y.zhao@intel.com>
---
 cpus.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cpus.c b/cpus.c
index b09b702..d5d4abe 100644
--- a/cpus.c
+++ b/cpus.c
@@ -1068,6 +1068,7 @@ static int do_vm_stop(RunState state, bool send_stop)
     int ret = 0;
 
     if (runstate_is_running()) {
+        vm_state_notify(1, state);
         cpu_disable_ticks();
         pause_all_vcpus();
         runstate_set(state);
-- 
2.7.4