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core: schedule time and timezone change events a bit before .timer elapsation events 

We really should make sure that .timer units are dispatched while taking
the newest time/timezone data into account.
This commit is contained in:
Lennart Poettering 2018-05-29 16:26:24 +02:00
parent 4f811d27d6
commit a5cc7e5ac1
1 changed files with 12 additions and 2 deletions
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14
src/core/manager.c
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@ -369,6 +369,11 @@ static int manager_setup_time_change(Manager *m) {
if (r < 0)
return log_error_errno(r, "Failed to create time change event source: %m");
/* Schedule this slightly earlier than the .timer event sources */
r = sd_event_source_set_priority(m->time_change_event_source, SD_EVENT_PRIORITY_NORMAL-1);
if (r < 0)
return log_error_errno(r, "Failed to set priority of time change event sources: %m");
(void) sd_event_source_set_description(m->time_change_event_source, "manager-time-change");
log_debug("Set up TFD_TIMER_CANCEL_ON_SET timerfd.");
@ -401,7 +406,7 @@ static int manager_read_timezone_stat(Manager *m) {
}
static int manager_setup_timezone_change(Manager *m) {
sd_event_source *new_event = NULL;
_cleanup_(sd_event_source_unrefp) sd_event_source *new_event = NULL;
int r;
assert(m);
@ -429,8 +434,13 @@ static int manager_setup_timezone_change(Manager *m) {
if (r < 0)
return log_error_errno(r, "Failed to create timezone change event source: %m");
/* Schedule this slightly earlier than the .timer event sources */
r = sd_event_source_set_priority(new_event, SD_EVENT_PRIORITY_NORMAL-1);
if (r < 0)
return log_error_errno(r, "Failed to set priority of timezone change event sources: %m");
sd_event_source_unref(m->timezone_change_event_source);
m->timezone_change_event_source = new_event;
m->timezone_change_event_source = TAKE_PTR(new_event);
return 0;
}