cpus: Change qemu_dummy_start_vcpu() argument to CPUState

Pass it to qemu_dummy_cpu_thread_fn().
Use CPUState::env_ptr for cpu_single_env.

Prepares for changing qemu_init_vcpu() argument to CPUState.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-05-27 02:24:35 +02:00
parent 48a106bd14
commit 10a9021dfd

15
cpus.c
View File

@ -766,8 +766,7 @@ static void *qemu_dummy_cpu_thread_fn(void *arg)
fprintf(stderr, "qtest is not supported under Windows\n");
exit(1);
#else
CPUArchState *env = arg;
CPUState *cpu = ENV_GET_CPU(env);
CPUState *cpu = arg;
sigset_t waitset;
int r;
@ -782,7 +781,7 @@ static void *qemu_dummy_cpu_thread_fn(void *arg)
cpu->created = true;
qemu_cond_signal(&qemu_cpu_cond);
cpu_single_env = env;
cpu_single_env = cpu->env_ptr;
while (1) {
cpu_single_env = NULL;
qemu_mutex_unlock_iothread();
@ -795,7 +794,7 @@ static void *qemu_dummy_cpu_thread_fn(void *arg)
exit(1);
}
qemu_mutex_lock_iothread();
cpu_single_env = env;
cpu_single_env = cpu->env_ptr;
qemu_wait_io_event_common(cpu);
}
@ -1042,14 +1041,12 @@ static void qemu_kvm_start_vcpu(CPUState *cpu)
}
}
static void qemu_dummy_start_vcpu(CPUArchState *env)
static void qemu_dummy_start_vcpu(CPUState *cpu)
{
CPUState *cpu = ENV_GET_CPU(env);
cpu->thread = g_malloc0(sizeof(QemuThread));
cpu->halt_cond = g_malloc0(sizeof(QemuCond));
qemu_cond_init(cpu->halt_cond);
qemu_thread_create(cpu->thread, qemu_dummy_cpu_thread_fn, env,
qemu_thread_create(cpu->thread, qemu_dummy_cpu_thread_fn, cpu,
QEMU_THREAD_JOINABLE);
while (!cpu->created) {
qemu_cond_wait(&qemu_cpu_cond, &qemu_global_mutex);
@ -1069,7 +1066,7 @@ void qemu_init_vcpu(void *_env)
} else if (tcg_enabled()) {
qemu_tcg_init_vcpu(cpu);
} else {
qemu_dummy_start_vcpu(env);
qemu_dummy_start_vcpu(cpu);
}
}