[Qemu-devel] [PATCH] fix smp with tcg mode and --enable-io-thread

[Marcelo Tosatti <mtosatti@redhat.com>]

Clear exit_request when iothread grabs the global lock. 

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

diff --git a/cpu-exec.c b/cpu-exec.c
index 026980a..74cb973 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -236,10 +236,8 @@ int cpu_exec(CPUState *env1)
     asm("");
     env = env1;
 
-    if (exit_request) {
+    if (exit_request)
         env->exit_request = 1;
-        exit_request = 0;
-    }
 
 #if defined(TARGET_I386)
     if (!kvm_enabled()) {
diff --git a/cpus.c b/cpus.c
index fcd0f09..ef1ab22 100644
--- a/cpus.c
+++ b/cpus.c
@@ -598,6 +598,7 @@ void qemu_mutex_lock_iothread(void)
         }
         qemu_mutex_unlock(&qemu_fair_mutex);
     }
+   exit_request = 0;
 }
 
 void qemu_mutex_unlock_iothread(void)