diff options
-rw-r--r-- | qemu-timer.c | 35 | ||||
-rw-r--r-- | qemu-timer.h | 2 | ||||
-rw-r--r-- | savevm.c | 25 | ||||
-rw-r--r-- | vl.c | 1 |
4 files changed, 32 insertions, 31 deletions
diff --git a/qemu-timer.c b/qemu-timer.c index 7fa81e1d01..58926dd617 100644 --- a/qemu-timer.c +++ b/qemu-timer.c @@ -266,11 +266,8 @@ static QEMUClock *qemu_new_clock(int type) clock = g_malloc0(sizeof(QEMUClock)); clock->type = type; clock->enabled = 1; + clock->last = INT64_MIN; notifier_list_init(&clock->reset_notifiers); - /* required to detect & report backward jumps */ - if (type == QEMU_CLOCK_HOST) { - clock->last = get_clock_realtime(); - } return clock; } @@ -344,7 +341,7 @@ void qemu_del_timer(QEMUTimer *ts) /* modify the current timer so that it will be fired when current_time >= expire_time. The corresponding callback will be called. */ -static void qemu_mod_timer_ns(QEMUTimer *ts, int64_t expire_time) +void qemu_mod_timer_ns(QEMUTimer *ts, int64_t expire_time) { QEMUTimer **pt, *t; @@ -378,8 +375,6 @@ static void qemu_mod_timer_ns(QEMUTimer *ts, int64_t expire_time) } } -/* modify the current timer so that it will be fired when current_time - >= expire_time. The corresponding callback will be called. */ void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) { qemu_mod_timer_ns(ts, expire_time * ts->scale); @@ -464,33 +459,11 @@ void init_clocks(void) rt_clock = qemu_new_clock(QEMU_CLOCK_REALTIME); vm_clock = qemu_new_clock(QEMU_CLOCK_VIRTUAL); host_clock = qemu_new_clock(QEMU_CLOCK_HOST); - - rtc_clock = host_clock; } -/* save a timer */ -void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) +uint64_t qemu_timer_expire_time_ns(QEMUTimer *ts) { - uint64_t expire_time; - - if (qemu_timer_pending(ts)) { - expire_time = ts->expire_time; - } else { - expire_time = -1; - } - qemu_put_be64(f, expire_time); -} - -void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) -{ - uint64_t expire_time; - - expire_time = qemu_get_be64(f); - if (expire_time != -1) { - qemu_mod_timer_ns(ts, expire_time); - } else { - qemu_del_timer(ts); - } + return qemu_timer_pending(ts) ? ts->expire_time : -1; } void qemu_run_all_timers(void) diff --git a/qemu-timer.h b/qemu-timer.h index b4ea2015ea..9f4ffed75c 100644 --- a/qemu-timer.h +++ b/qemu-timer.h @@ -52,9 +52,11 @@ QEMUTimer *qemu_new_timer(QEMUClock *clock, int scale, QEMUTimerCB *cb, void *opaque); void qemu_free_timer(QEMUTimer *ts); void qemu_del_timer(QEMUTimer *ts); +void qemu_mod_timer_ns(QEMUTimer *ts, int64_t expire_time); void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time); int qemu_timer_pending(QEMUTimer *ts); int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time); +uint64_t qemu_timer_expire_time_ns(QEMUTimer *ts); void qemu_run_all_timers(void); int qemu_alarm_pending(void); @@ -81,6 +81,7 @@ #include "migration.h" #include "qemu_socket.h" #include "qemu-queue.h" +#include "qemu-timer.h" #include "cpus.h" #define SELF_ANNOUNCE_ROUNDS 5 @@ -712,6 +713,30 @@ uint64_t qemu_get_be64(QEMUFile *f) return v; } + +/* timer */ + +void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) +{ + uint64_t expire_time; + + expire_time = qemu_timer_expire_time_ns(ts); + qemu_put_be64(f, expire_time); +} + +void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) +{ + uint64_t expire_time; + + expire_time = qemu_get_be64(f); + if (expire_time != -1) { + qemu_mod_timer_ns(ts, expire_time); + } else { + qemu_del_timer(ts); + } +} + + /* bool */ static int get_bool(QEMUFile *f, void *pv, size_t size) @@ -2311,6 +2311,7 @@ int main(int argc, char **argv, char **envp) runstate_init(); init_clocks(); + rtc_clock = host_clock; qemu_cache_utils_init(envp); |