diff --git a/cpus.c b/cpus.c index b60410c403..b163efe4a8 100644 --- a/cpus.c +++ b/cpus.c @@ -644,11 +644,9 @@ static QemuThread io_thread; static QemuThread *tcg_cpu_thread; static QemuCond *tcg_halt_cond; -static int qemu_system_ready; /* cpu creation */ static QemuCond qemu_cpu_cond; /* system init */ -static QemuCond qemu_system_cond; static QemuCond qemu_pause_cond; static QemuCond qemu_work_cond; @@ -670,7 +668,6 @@ int qemu_init_main_loop(void) } qemu_cond_init(&qemu_cpu_cond); - qemu_cond_init(&qemu_system_cond); qemu_cond_init(&qemu_pause_cond); qemu_cond_init(&qemu_work_cond); qemu_cond_init(&qemu_io_proceeded_cond); @@ -684,8 +681,7 @@ int qemu_init_main_loop(void) void qemu_main_loop_start(void) { - qemu_system_ready = 1; - qemu_cond_broadcast(&qemu_system_cond); + resume_all_vcpus(); } void run_on_cpu(CPUState *env, void (*func)(void *data), void *data) @@ -796,11 +792,6 @@ static void *qemu_kvm_cpu_thread_fn(void *arg) env->created = 1; qemu_cond_signal(&qemu_cpu_cond); - /* and wait for machine initialization */ - while (!qemu_system_ready) { - qemu_cond_wait(&qemu_system_cond, &qemu_global_mutex); - } - while (1) { if (cpu_can_run(env)) { r = kvm_cpu_exec(env); @@ -829,9 +820,9 @@ static void *qemu_tcg_cpu_thread_fn(void *arg) } qemu_cond_signal(&qemu_cpu_cond); - /* and wait for machine initialization */ - while (!qemu_system_ready) { - qemu_cond_wait(&qemu_system_cond, &qemu_global_mutex); + /* wait for initial kick-off after machine start */ + while (first_cpu->stopped) { + qemu_cond_wait(tcg_halt_cond, &qemu_global_mutex); } while (1) { @@ -971,12 +962,12 @@ static void qemu_tcg_init_vcpu(void *_env) env->thread = g_malloc0(sizeof(QemuThread)); env->halt_cond = g_malloc0(sizeof(QemuCond)); qemu_cond_init(env->halt_cond); + tcg_halt_cond = env->halt_cond; qemu_thread_create(env->thread, qemu_tcg_cpu_thread_fn, env); while (env->created == 0) { qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex); } tcg_cpu_thread = env->thread; - tcg_halt_cond = env->halt_cond; } else { env->thread = tcg_cpu_thread; env->halt_cond = tcg_halt_cond; @@ -1000,6 +991,7 @@ void qemu_init_vcpu(void *_env) env->nr_cores = smp_cores; env->nr_threads = smp_threads; + env->stopped = 1; if (kvm_enabled()) { qemu_kvm_start_vcpu(env); } else {