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| author | Paolo Bonzini <pbonzini@redhat.com> | 2012-10-29 15:26:28 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2012-10-30 09:18:44 +0100 |
| commit | 744ca8e3754e6808c6b5331d287adc533fca0ad3 (patch) | |
| tree | 6265422a2554a3eddc3bfd8ea8978d4a349e4977 /qemu-timer.c | |
| parent | dbb5f3802e20af9a9971aa98d27c58839ea79a94 (diff) | |
| download | qemu-744ca8e3754e6808c6b5331d287adc533fca0ad3.zip qemu-744ca8e3754e6808c6b5331d287adc533fca0ad3.tar.gz qemu-744ca8e3754e6808c6b5331d287adc533fca0ad3.tar.bz2 | |
qemu-timer: make initialization functions idempotent
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'qemu-timer.c')
| -rw-r--r-- | qemu-timer.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/qemu-timer.c b/qemu-timer.c index 908a103..b71e9a6 100644 --- a/qemu-timer.c +++ b/qemu-timer.c @@ -430,9 +430,11 @@ void qemu_unregister_clock_reset_notifier(QEMUClock *clock, Notifier *notifier) 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); + if (!rt_clock) { + rt_clock = qemu_new_clock(QEMU_CLOCK_REALTIME); + vm_clock = qemu_new_clock(QEMU_CLOCK_VIRTUAL); + host_clock = qemu_new_clock(QEMU_CLOCK_HOST); + } } uint64_t qemu_timer_expire_time_ns(QEMUTimer *ts) @@ -745,6 +747,10 @@ int init_timer_alarm(void) struct qemu_alarm_timer *t = NULL; int i, err = -1; + if (alarm_timer) { + return 0; + } + for (i = 0; alarm_timers[i].name; i++) { t = &alarm_timers[i]; |