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authorAndreas Färber <afaerber@suse.de>2012-05-03 01:22:49 +0200
committerAndreas Färber <afaerber@suse.de>2012-10-31 01:02:44 +0100
commitf5c121b85832f69fde5ad8939274e04ad21c1bd6 (patch)
tree8ea713f92cb454577050b20dcbf7ad295987956a
parenta1fcaa73b1be5d8f0c6682d0f8d268f6e3194ead (diff)
cpu: Move halt_cond to CPUState
Signed-off-by: Andreas Färber <afaerber@suse.de>
-rw-r--r--cpu-defs.h1
-rw-r--r--cpus.c22
-rw-r--r--include/qemu/cpu.h1
3 files changed, 13 insertions, 11 deletions
diff --git a/cpu-defs.h b/cpu-defs.h
index 83bf1089a6..76c76f6c62 100644
--- a/cpu-defs.h
+++ b/cpu-defs.h
@@ -205,7 +205,6 @@ typedef struct CPUWatchpoint {
/* user data */ \
void *opaque; \
\
- struct QemuCond *halt_cond; \
struct qemu_work_item *queued_work_first, *queued_work_last; \
const char *cpu_model_str; \
struct KVMState *kvm_state; \
diff --git a/cpus.c b/cpus.c
index 45877ee838..5a80bfa984 100644
--- a/cpus.c
+++ b/cpus.c
@@ -722,8 +722,10 @@ static void qemu_tcg_wait_io_event(void)
static void qemu_kvm_wait_io_event(CPUArchState *env)
{
+ CPUState *cpu = ENV_GET_CPU(env);
+
while (cpu_thread_is_idle(env)) {
- qemu_cond_wait(env->halt_cond, &qemu_global_mutex);
+ qemu_cond_wait(cpu->halt_cond, &qemu_global_mutex);
}
qemu_kvm_eat_signals(env);
@@ -873,7 +875,7 @@ void qemu_cpu_kick(void *_env)
CPUArchState *env = _env;
CPUState *cpu = ENV_GET_CPU(env);
- qemu_cond_broadcast(env->halt_cond);
+ qemu_cond_broadcast(cpu->halt_cond);
if (!tcg_enabled() && !cpu->thread_kicked) {
qemu_cpu_kick_thread(cpu);
cpu->thread_kicked = true;
@@ -997,9 +999,9 @@ static void qemu_tcg_init_vcpu(void *_env)
/* share a single thread for all cpus with TCG */
if (!tcg_cpu_thread) {
cpu->thread = g_malloc0(sizeof(QemuThread));
- env->halt_cond = g_malloc0(sizeof(QemuCond));
- qemu_cond_init(env->halt_cond);
- tcg_halt_cond = env->halt_cond;
+ cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+ qemu_cond_init(cpu->halt_cond);
+ tcg_halt_cond = cpu->halt_cond;
qemu_thread_create(cpu->thread, qemu_tcg_cpu_thread_fn, env,
QEMU_THREAD_JOINABLE);
#ifdef _WIN32
@@ -1011,7 +1013,7 @@ static void qemu_tcg_init_vcpu(void *_env)
tcg_cpu_thread = cpu->thread;
} else {
cpu->thread = tcg_cpu_thread;
- env->halt_cond = tcg_halt_cond;
+ cpu->halt_cond = tcg_halt_cond;
}
}
@@ -1020,8 +1022,8 @@ static void qemu_kvm_start_vcpu(CPUArchState *env)
CPUState *cpu = ENV_GET_CPU(env);
cpu->thread = g_malloc0(sizeof(QemuThread));
- env->halt_cond = g_malloc0(sizeof(QemuCond));
- qemu_cond_init(env->halt_cond);
+ cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+ qemu_cond_init(cpu->halt_cond);
qemu_thread_create(cpu->thread, qemu_kvm_cpu_thread_fn, env,
QEMU_THREAD_JOINABLE);
while (!cpu->created) {
@@ -1034,8 +1036,8 @@ static void qemu_dummy_start_vcpu(CPUArchState *env)
CPUState *cpu = ENV_GET_CPU(env);
cpu->thread = g_malloc0(sizeof(QemuThread));
- env->halt_cond = g_malloc0(sizeof(QemuCond));
- qemu_cond_init(env->halt_cond);
+ 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_JOINABLE);
while (!cpu->created) {
diff --git a/include/qemu/cpu.h b/include/qemu/cpu.h
index 4e62032463..75e0f8dc68 100644
--- a/include/qemu/cpu.h
+++ b/include/qemu/cpu.h
@@ -69,6 +69,7 @@ struct CPUState {
#ifdef _WIN32
HANDLE hThread;
#endif
+ struct QemuCond *halt_cond;
bool thread_kicked;
bool created;
bool stop;