slirp: Fix spelling in comment (enought -> enough, insure -> ensure)

[qemu.git] / qemu-timer.c

diff --git a/qemu-timer.c b/qemu-timer.c
index 4a6fc98ca08eb377fb5908808afb0105c77b67d0..908a1030b602248d5b18b407a87131e4385269b6 100644 (file)
--- a/qemu-timer.c
+++ b/qemu-timer.c
@@ -112,14 +112,10 @@ static int64_t qemu_next_alarm_deadline(void)
 
 static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t)
 {
-    int64_t nearest_delta_ns;
-    if (!rt_clock->active_timers &&
-        !vm_clock->active_timers &&
-        !host_clock->active_timers) {
-        return;
+    int64_t nearest_delta_ns = qemu_next_alarm_deadline();
+    if (nearest_delta_ns < INT64_MAX) {
+        t->rearm(t, nearest_delta_ns);
     }
-    nearest_delta_ns = qemu_next_alarm_deadline();
-    t->rearm(t, nearest_delta_ns);
 }
 
 /* TODO: MIN_TIMER_REARM_NS should be optimized */
@@ -183,7 +179,7 @@ void configure_alarms(char const *opt)
     char *name;
     struct qemu_alarm_timer tmp;
 
-    if (!strcmp(opt, "?")) {
+    if (is_help_option(opt)) {
         show_available_alarms();
         exit(0);
     }
@@ -376,21 +372,20 @@ bool qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
 
 void qemu_run_timers(QEMUClock *clock)
 {
-    QEMUTimer **ptimer_head, *ts;
+    QEMUTimer *ts;
     int64_t current_time;
    
     if (!clock->enabled)
         return;
 
     current_time = qemu_get_clock_ns(clock);
-    ptimer_head = &clock->active_timers;
     for(;;) {
-        ts = *ptimer_head;
+        ts = clock->active_timers;
         if (!qemu_timer_expired_ns(ts, current_time)) {
             break;
         }
         /* remove timer from the list before calling the callback */
-        *ptimer_head = ts->next;
+        clock->active_timers = ts->next;
         ts->next = NULL;
 
         /* run the callback (the timer list can be modified) */
@@ -635,8 +630,7 @@ static int mm_start_timer(struct qemu_alarm_timer *t)
                             TIME_ONESHOT | TIME_CALLBACK_FUNCTION);
 
     if (!mm_timer) {
-        fprintf(stderr, "Failed to initialize win32 alarm timer: %ld\n",
-                GetLastError());
+        fprintf(stderr, "Failed to initialize win32 alarm timer\n");
         timeEndPeriod(mm_tc.wPeriodMin);
         return -1;
     }
@@ -667,9 +661,7 @@ static void mm_rearm_timer(struct qemu_alarm_timer *t, int64_t delta)
                             TIME_ONESHOT | TIME_CALLBACK_FUNCTION);
 
     if (!mm_timer) {
-        fprintf(stderr, "Failed to re-arm win32 alarm timer %ld\n",
-                GetLastError());
-
+        fprintf(stderr, "Failed to re-arm win32 alarm timer\n");
         timeEndPeriod(mm_tc.wPeriodMin);
         exit(1);
     }
@@ -766,11 +758,8 @@ int init_timer_alarm(void)
         goto fail;
     }
 
-    /* first event is at time 0 */
     atexit(quit_timers);
-    t->pending = true;
     alarm_timer = t;
-
     return 0;
 
 fail: