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logind: remember our idle state and use it to detect idle level transitions

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Fixes #16391
This commit is contained in:
Michal Sekletar 2022-04-20 10:13:43 +02:00
parent f63d1b0efa
commit 4e2cfb778b
2 changed files with 20 additions and 4 deletions
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23
src/login/logind.c
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@ -963,18 +963,33 @@ static int manager_dispatch_idle_action(sd_event_source *s, uint64_t t, void *us
n = now(CLOCK_MONOTONIC);
r = manager_get_idle_hint(m, &since);
if (r <= 0)
if (r <= 0) {
/* Not idle. Let's check if after a timeout it might be idle then. */
elapse = n + m->idle_action_usec;
else {
m->was_idle = false;
} else {
/* Idle! Let's see if it's time to do something, or if
* we shall sleep for longer. */
if (n >= since.monotonic + m->idle_action_usec &&
(m->idle_action_not_before_usec <= 0 || n >= m->idle_action_not_before_usec + m->idle_action_usec)) {
log_info("System idle. Will %s now.", handle_action_verb_to_string(m->idle_action));
bool is_edge = false;
manager_handle_action(m, 0, m->idle_action, false, false);
/* We weren't idle previously or some activity happened while we were sleeping, and now we are
* idle. Let's remember that for the next time and make this an edge transition. */
if (!m->was_idle || since.monotonic >= m->idle_action_not_before_usec) {
is_edge = true;
m->was_idle = true;
}
if (m->idle_action == HANDLE_LOCK && !is_edge)
/* We are idle and we were before so we are actually not taking any action. */
log_debug("System idle.");
else
log_info("System idle. Will %s now.", handle_action_verb_to_string(m->idle_action));
manager_handle_action(m, 0, m->idle_action, false, is_edge);
m->idle_action_not_before_usec = n;
}

1
src/login/logind.h
View file

@ -94,6 +94,7 @@ struct Manager {
usec_t idle_action_usec;
usec_t idle_action_not_before_usec;
HandleAction idle_action;
bool was_idle;
HandleAction handle_power_key;
HandleAction handle_power_key_long_press;