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authorLennart Poettering <lennart@poettering.net>2014-03-24 02:49:09 +0100
committerLennart Poettering <lennart@poettering.net>2014-03-24 02:58:41 +0100
commit6a0f1f6d5af7c7300d3db7a0ba2b068f8abd222b (patch)
tree37083cf4a7292fc4657372d034475e026693f969 /src
parentf66eeb6bb636f8061bf45e6e8e24761e87510800 (diff)
sd-event: rework API to support CLOCK_REALTIME_ALARM and CLOCK_BOOTTIME_ALARM, too
Diffstat (limited to 'src')
-rw-r--r--src/core/job.c14
-rw-r--r--src/core/manager.c7
-rw-r--r--src/core/mount.c7
-rw-r--r--src/core/scope.c7
-rw-r--r--src/core/service.c14
-rw-r--r--src/core/socket.c7
-rw-r--r--src/core/swap.c7
-rw-r--r--src/core/timer.c14
-rw-r--r--src/journal/journald-server.c9
-rw-r--r--src/libsystemd-network/sd-dhcp-client.c62
-rw-r--r--src/libsystemd-network/sd-ipv4ll.c17
-rw-r--r--src/libsystemd-network/test-dhcp-client.c7
-rw-r--r--src/libsystemd/libsystemd.sym.m47
-rw-r--r--src/libsystemd/sd-bus/sd-bus.c2
-rw-r--r--src/libsystemd/sd-event/sd-event.c462
-rw-r--r--src/libsystemd/sd-event/test-event.c2
-rw-r--r--src/libsystemd/sd-rtnl/sd-rtnl.c2
-rw-r--r--src/login/logind-dbus.c7
-rw-r--r--src/login/logind-session.c6
-rw-r--r--src/login/logind.c7
-rw-r--r--src/systemd/sd-event.h8
-rw-r--r--src/timedate/timedate-sntp.c7
22 files changed, 443 insertions, 239 deletions
diff --git a/src/core/job.c b/src/core/job.c
index 8e98bd93ab..35a9de6ee3 100644
--- a/src/core/job.c
+++ b/src/core/job.c
@@ -873,7 +873,12 @@ int job_start_timer(Job *j) {
if (j->unit->job_timeout <= 0)
return 0;
- r = sd_event_add_monotonic(j->manager->event, &j->timer_event_source, j->begin_usec + j->unit->job_timeout, 0, job_dispatch_timer, j);
+ r = sd_event_add_time(
+ j->manager->event,
+ &j->timer_event_source,
+ CLOCK_MONOTONIC,
+ j->begin_usec + j->unit->job_timeout, 0,
+ job_dispatch_timer, j);
if (r < 0)
return r;
@@ -1061,7 +1066,12 @@ int job_coldplug(Job *j) {
if (j->timer_event_source)
j->timer_event_source = sd_event_source_unref(j->timer_event_source);
- r = sd_event_add_monotonic(j->manager->event, &j->timer_event_source, j->begin_usec + j->unit->job_timeout, 0, job_dispatch_timer, j);
+ r = sd_event_add_time(
+ j->manager->event,
+ &j->timer_event_source,
+ CLOCK_MONOTONIC,
+ j->begin_usec + j->unit->job_timeout, 0,
+ job_dispatch_timer, j);
if (r < 0)
log_debug("Failed to restart timeout for job: %s", strerror(-r));
diff --git a/src/core/manager.c b/src/core/manager.c
index fd22d4863b..360a65a492 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -102,7 +102,12 @@ static int manager_watch_jobs_in_progress(Manager *m) {
return 0;
next = now(CLOCK_MONOTONIC) + JOBS_IN_PROGRESS_WAIT_USEC;
- return sd_event_add_monotonic(m->event, &m->jobs_in_progress_event_source, next, 0, manager_dispatch_jobs_in_progress, m);
+ return sd_event_add_time(
+ m->event,
+ &m->jobs_in_progress_event_source,
+ CLOCK_MONOTONIC,
+ next, 0,
+ manager_dispatch_jobs_in_progress, m);
}
#define CYLON_BUFFER_EXTRA (2*(sizeof(ANSI_RED_ON)-1) + sizeof(ANSI_HIGHLIGHT_RED_ON)-1 + 2*(sizeof(ANSI_HIGHLIGHT_OFF)-1))
diff --git a/src/core/mount.c b/src/core/mount.c
index 21b7942946..a979837071 100644
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -163,7 +163,12 @@ static int mount_arm_timer(Mount *m) {
return sd_event_source_set_enabled(m->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_monotonic(UNIT(m)->manager->event, &m->timer_event_source, now(CLOCK_MONOTONIC) + m->timeout_usec, 0, mount_dispatch_timer, m);
+ return sd_event_add_time(
+ UNIT(m)->manager->event,
+ &m->timer_event_source,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + m->timeout_usec, 0,
+ mount_dispatch_timer, m);
}
static void mount_unwatch_control_pid(Mount *m) {
diff --git a/src/core/scope.c b/src/core/scope.c
index aa4978de4c..e8f9e8dd73 100644
--- a/src/core/scope.c
+++ b/src/core/scope.c
@@ -83,7 +83,12 @@ static int scope_arm_timer(Scope *s) {
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_monotonic(UNIT(s)->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + s->timeout_stop_usec, 0, scope_dispatch_timer, s);
+ return sd_event_add_time(
+ UNIT(s)->manager->event,
+ &s->timer_event_source,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + s->timeout_stop_usec, 0,
+ scope_dispatch_timer, s);
}
static void scope_set_state(Scope *s, ScopeState state) {
diff --git a/src/core/service.c b/src/core/service.c
index 78a2e06fff..67467b2d6d 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -257,7 +257,12 @@ static void service_start_watchdog(Service *s) {
r = sd_event_source_set_enabled(s->watchdog_event_source, SD_EVENT_ONESHOT);
} else {
- r = sd_event_add_monotonic(UNIT(s)->manager->event, &s->watchdog_event_source, s->watchdog_timestamp.monotonic + s->watchdog_usec, 0, service_dispatch_watchdog, s);
+ r = sd_event_add_time(
+ UNIT(s)->manager->event,
+ &s->watchdog_event_source,
+ CLOCK_MONOTONIC,
+ s->watchdog_timestamp.monotonic + s->watchdog_usec, 0,
+ service_dispatch_watchdog, s);
if (r < 0) {
log_warning_unit(UNIT(s)->id, "%s failed to add watchdog timer: %s", UNIT(s)->id, strerror(-r));
return;
@@ -345,7 +350,12 @@ static int service_arm_timer(Service *s, usec_t usec) {
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_monotonic(UNIT(s)->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + usec, 0, service_dispatch_timer, s);
+ return sd_event_add_time(
+ UNIT(s)->manager->event,
+ &s->timer_event_source,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + usec, 0,
+ service_dispatch_timer, s);
}
#ifdef HAVE_SYSV_COMPAT
diff --git a/src/core/socket.c b/src/core/socket.c
index 3708a86f4d..7c18a2b75c 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -168,7 +168,12 @@ static int socket_arm_timer(Socket *s) {
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_monotonic(UNIT(s)->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + s->timeout_usec, 0, socket_dispatch_timer, s);
+ return sd_event_add_time(
+ UNIT(s)->manager->event,
+ &s->timer_event_source,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + s->timeout_usec, 0,
+ socket_dispatch_timer, s);
}
static int socket_instantiate_service(Socket *s) {
diff --git a/src/core/swap.c b/src/core/swap.c
index 7da742e873..10eed6d25f 100644
--- a/src/core/swap.c
+++ b/src/core/swap.c
@@ -179,7 +179,12 @@ static int swap_arm_timer(Swap *s) {
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_monotonic(UNIT(s)->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + s->timeout_usec, 0, swap_dispatch_timer, s);
+ return sd_event_add_time(
+ UNIT(s)->manager->event,
+ &s->timer_event_source,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + s->timeout_usec, 0,
+ swap_dispatch_timer, s);
}
static int swap_add_device_links(Swap *s) {
diff --git a/src/core/timer.c b/src/core/timer.c
index 8ed0291ee6..95416f3e74 100644
--- a/src/core/timer.c
+++ b/src/core/timer.c
@@ -399,7 +399,12 @@ static void timer_enter_waiting(Timer *t, bool initial) {
r = sd_event_source_set_enabled(t->monotonic_event_source, SD_EVENT_ONESHOT);
} else
- r = sd_event_add_monotonic(UNIT(t)->manager->event, &t->monotonic_event_source, t->next_elapse_monotonic, t->accuracy_usec, timer_dispatch, t);
+ r = sd_event_add_time(
+ UNIT(t)->manager->event,
+ &t->monotonic_event_source,
+ CLOCK_MONOTONIC,
+ t->next_elapse_monotonic, t->accuracy_usec,
+ timer_dispatch, t);
if (r < 0)
goto fail;
@@ -421,7 +426,12 @@ static void timer_enter_waiting(Timer *t, bool initial) {
r = sd_event_source_set_enabled(t->realtime_event_source, SD_EVENT_ONESHOT);
} else
- r = sd_event_add_realtime(UNIT(t)->manager->event, &t->realtime_event_source, t->next_elapse_realtime, t->accuracy_usec, timer_dispatch, t);
+ r = sd_event_add_time(
+ UNIT(t)->manager->event,
+ &t->realtime_event_source,
+ CLOCK_REALTIME,
+ t->next_elapse_realtime, t->accuracy_usec,
+ timer_dispatch, t);
if (r < 0)
goto fail;
diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c
index c2a60d5e83..6da81e7cde 100644
--- a/src/journal/journald-server.c
+++ b/src/journal/journald-server.c
@@ -1377,14 +1377,19 @@ int server_schedule_sync(Server *s, int priority) {
if (s->sync_interval_usec > 0) {
usec_t when;
- r = sd_event_get_now_monotonic(s->event, &when);
+ r = sd_event_now(s->event, CLOCK_MONOTONIC, &when);
if (r < 0)
return r;
when += s->sync_interval_usec;
if (!s->sync_event_source) {
- r = sd_event_add_monotonic(s->event, &s->sync_event_source, when, 0, server_dispatch_sync, s);
+ r = sd_event_add_time(
+ s->event,
+ &s->sync_event_source,
+ CLOCK_MONOTONIC,
+ when, 0,
+ server_dispatch_sync, s);
if (r < 0)
return r;
diff --git a/src/libsystemd-network/sd-dhcp-client.c b/src/libsystemd-network/sd-dhcp-client.c
index 0728a15550..0be6212a4f 100644
--- a/src/libsystemd-network/sd-dhcp-client.c
+++ b/src/libsystemd-network/sd-dhcp-client.c
@@ -300,7 +300,7 @@ static int client_send_discover(sd_dhcp_client *client) {
assert(client);
- r = sd_event_get_now_monotonic(client->event, &time_now);
+ r = sd_event_now(client->event, CLOCK_MONOTONIC, &time_now);
if (r < 0)
return r;
assert(time_now >= client->start_time);
@@ -427,7 +427,7 @@ static int client_timeout_resend(sd_event_source *s, uint64_t usec,
assert(client);
assert(client->event);
- r = sd_event_get_now_monotonic(client->event, &time_now);
+ r = sd_event_now(client->event, CLOCK_MONOTONIC, &time_now);
if (r < 0)
goto error;
@@ -476,11 +476,11 @@ static int client_timeout_resend(sd_event_source *s, uint64_t usec,
client->timeout_resend = sd_event_source_unref(client->timeout_resend);
- r = sd_event_add_monotonic(client->event,
- &client->timeout_resend,
- next_timeout,
- 10 * USEC_PER_MSEC,
- client_timeout_resend, client);
+ r = sd_event_add_time(client->event,
+ &client->timeout_resend,
+ CLOCK_MONOTONIC,
+ next_timeout, 10 * USEC_PER_MSEC,
+ client_timeout_resend, client);
if (r < 0)
goto error;
@@ -560,9 +560,11 @@ static int client_initialize_events(sd_dhcp_client *client,
client->timeout_resend = sd_event_source_unref(client->timeout_resend);
- r = sd_event_add_monotonic(client->event,
- &client->timeout_resend, 0, 0,
- client_timeout_resend, client);
+ r = sd_event_add_time(client->event,
+ &client->timeout_resend,
+ CLOCK_MONOTONIC,
+ 0, 0,
+ client_timeout_resend, client);
if (r < 0)
goto error;
@@ -806,7 +808,7 @@ static int client_set_lease_timeouts(sd_dhcp_client *client) {
if (client->lease->lifetime == 0xffffffff)
return 0;
- r = sd_event_get_now_monotonic(client->event, &time_now);
+ r = sd_event_now(client->event, CLOCK_MONOTONIC, &time_now);
if (r < 0)
return r;
assert(client->request_sent <= time_now);
@@ -856,10 +858,10 @@ static int client_set_lease_timeouts(sd_dhcp_client *client) {
}
/* arm lifetime timeout */
- r = sd_event_add_monotonic(client->event,
- &client->timeout_expire, lifetime_timeout,
- 10 * USEC_PER_MSEC,
- client_timeout_expire, client);
+ r = sd_event_add_time(client->event, &client->timeout_expire,
+ CLOCK_MONOTONIC,
+ lifetime_timeout, 10 * USEC_PER_MSEC,
+ client_timeout_expire, client);
if (r < 0)
return r;
@@ -877,11 +879,12 @@ static int client_set_lease_timeouts(sd_dhcp_client *client) {
return 0;
/* arm T2 timeout */
- r = sd_event_add_monotonic(client->event,
- &client->timeout_t2,
- t2_timeout,
- 10 * USEC_PER_MSEC,
- client_timeout_t2, client);
+ r = sd_event_add_time(client->event,
+ &client->timeout_t2,
+ CLOCK_MONOTONIC,
+ t2_timeout,
+ 10 * USEC_PER_MSEC,
+ client_timeout_t2, client);
if (r < 0)
return r;
@@ -899,11 +902,11 @@ static int client_set_lease_timeouts(sd_dhcp_client *client) {
return 0;
/* arm T1 timeout */
- r = sd_event_add_monotonic(client->event,
- &client->timeout_t1,
- t1_timeout,
- 10 * USEC_PER_MSEC,
- client_timeout_t1, client);
+ r = sd_event_add_time(client->event,
+ &client->timeout_t1,
+ CLOCK_MONOTONIC,
+ t1_timeout, 10 * USEC_PER_MSEC,
+ client_timeout_t1, client);
if (r < 0)
return r;
@@ -964,10 +967,11 @@ static int client_handle_message(sd_dhcp_client *client, DHCPMessage *message,
client->state = DHCP_STATE_REQUESTING;
client->attempt = 1;
- r = sd_event_add_monotonic(client->event,
- &client->timeout_resend, 0,
- 0, client_timeout_resend,
- client);
+ r = sd_event_add_time(client->event,
+ &client->timeout_resend,
+ CLOCK_MONOTONIC,
+ 0, 0,
+ client_timeout_resend, client);
if (r < 0)
goto error;
diff --git a/src/libsystemd-network/sd-ipv4ll.c b/src/libsystemd-network/sd-ipv4ll.c
index 7431af729e..a201139b08 100644
--- a/src/libsystemd-network/sd-ipv4ll.c
+++ b/src/libsystemd-network/sd-ipv4ll.c
@@ -165,7 +165,7 @@ static int ipv4ll_timer(sd_event_source *s, uint64_t usec, void *userdata) {
return 0;
}
-static void ipv4ll_set_next_wakeup (sd_ipv4ll *ll, int sec, int random_sec) {
+static void ipv4ll_set_next_wakeup(sd_ipv4ll *ll, int sec, int random_sec) {
usec_t next_timeout = 0;
usec_t time_now = 0;
@@ -178,7 +178,7 @@ static void ipv4ll_set_next_wakeup (sd_ipv4ll *ll, int sec, int random_sec) {
if (random_sec)
next_timeout += random_u32() % (random_sec * USEC_PER_SEC);
- if (sd_event_get_now_monotonic(ll->event, &time_now) < 0)
+ if (sd_event_now(ll->event, CLOCK_MONOTONIC, &time_now) < 0)
time_now = now(CLOCK_MONOTONIC);
ll->next_wakeup = time_now + next_timeout;
@@ -278,7 +278,7 @@ static void ipv4ll_run_state_machine(sd_ipv4ll *ll, IPv4LLTrigger trigger, void
if (ipv4ll_arp_conflict(ll, in_packet)) {
- r = sd_event_get_now_monotonic(ll->event, &time_now);
+ r = sd_event_now(ll->event, CLOCK_MONOTONIC, &time_now);
if (r < 0)
goto out;
@@ -330,8 +330,8 @@ static void ipv4ll_run_state_machine(sd_ipv4ll *ll, IPv4LLTrigger trigger, void
if (ll->next_wakeup_valid) {
ll->timer = sd_event_source_unref(ll->timer);
- r = sd_event_add_monotonic(ll->event, &ll->timer,
- ll->next_wakeup, 0, ipv4ll_timer, ll);
+ r = sd_event_add_time(ll->event, &ll->timer, CLOCK_MONOTONIC,
+ ll->next_wakeup, 0, ipv4ll_timer, ll);
if (r < 0)
goto out;
@@ -530,8 +530,11 @@ int sd_ipv4ll_start (sd_ipv4ll *ll) {
if (r < 0)
goto out;
- r = sd_event_add_monotonic(ll->event, &ll->timer, now(CLOCK_MONOTONIC), 0,
- ipv4ll_timer, ll);
+ r = sd_event_add_time(ll->event,
+ &ll->timer,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC), 0,
+ ipv4ll_timer, ll);
if (r < 0)
goto out;
diff --git a/src/libsystemd-network/test-dhcp-client.c b/src/libsystemd-network/test-dhcp-client.c
index 0f7adac562..2d4d59096a 100644
--- a/src/libsystemd-network/test-dhcp-client.c
+++ b/src/libsystemd-network/test-dhcp-client.c
@@ -466,9 +466,10 @@ static void test_addr_acq(sd_event *e)
callback_recv = test_addr_acq_recv_discover;
- assert_se(sd_event_add_monotonic(e, &test_hangcheck,
- time_now + 2 * USEC_PER_SEC, 0,
- test_dhcp_hangcheck, NULL) >= 0);
+ assert_se(sd_event_add_time(e, &test_hangcheck,
+ CLOCK_MONOTONIC,
+ time_now + 2 * USEC_PER_SEC, 0,
+ test_dhcp_hangcheck, NULL) >= 0);
res = sd_dhcp_client_start(client);
assert_se(res == 0 || res == -EINPROGRESS);
diff --git a/src/libsystemd/libsystemd.sym.m4 b/src/libsystemd/libsystemd.sym.m4
index 8589d605ab..d0ac64386e 100644
--- a/src/libsystemd/libsystemd.sym.m4
+++ b/src/libsystemd/libsystemd.sym.m4
@@ -360,8 +360,7 @@ m4_ifdef(`ENABLE_KDBUS',
sd_event_ref;
sd_event_unref;
sd_event_add_io;
- sd_event_add_monotonic;
- sd_event_add_realtime;
+ sd_event_add_time;
sd_event_add_signal;
sd_event_add_child;
sd_event_add_defer;
@@ -369,11 +368,10 @@ m4_ifdef(`ENABLE_KDBUS',
sd_event_run;
sd_event_loop;
sd_event_exit;
+ sd_event_now;
sd_event_get_state;
sd_event_get_tid;
sd_event_get_exit_code;
- sd_event_get_now_realtime;
- sd_event_get_now_monotonic;
sd_event_set_watchdog;
sd_event_get_watchdog;
sd_event_source_ref;
@@ -395,6 +393,7 @@ m4_ifdef(`ENABLE_KDBUS',
sd_event_source_set_time;
sd_event_source_set_time_accuracy;
sd_event_source_get_time_accuracy;
+ sd_event_source_get_time_clock;
sd_event_source_get_signal;
sd_event_source_get_child_pid;
sd_event_source_get_event;
diff --git a/src/libsystemd/sd-bus/sd-bus.c b/src/libsystemd/sd-bus/sd-bus.c
index bbe61a6a8f..3929b351e2 100644
--- a/src/libsystemd/sd-bus/sd-bus.c
+++ b/src/libsystemd/sd-bus/sd-bus.c
@@ -3065,7 +3065,7 @@ _public_ int sd_bus_attach_event(sd_bus *bus, sd_event *event, int priority) {
bus->event_priority = priority;
- r = sd_event_add_monotonic(bus->event, &bus->time_event_source, 0, 0, time_callback, bus);
+ r = sd_event_add_time(bus->event, &bus->time_event_source, CLOCK_MONOTONIC, 0, 0, time_callback, bus);
if (r < 0)
goto fail;
diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
index 3bda7f31ad..4552f4dad6 100644
--- a/src/libsystemd/sd-event/sd-event.c
+++ b/src/libsystemd/sd-event/sd-event.c
@@ -41,16 +41,22 @@
typedef enum EventSourceType {
SOURCE_IO,
- SOURCE_MONOTONIC,
- SOURCE_REALTIME,
+ SOURCE_TIME_REALTIME,
+ SOURCE_TIME_MONOTONIC,
+ SOURCE_TIME_REALTIME_ALARM,
+ SOURCE_TIME_BOOTTIME_ALARM,
SOURCE_SIGNAL,
SOURCE_CHILD,
SOURCE_DEFER,
SOURCE_POST,
SOURCE_EXIT,
- SOURCE_WATCHDOG
+ SOURCE_WATCHDOG,
+ _SOUFCE_EVENT_SOURCE_TYPE_MAX,
+ _SOURCE_EVENT_SOURCE_TYPE_INVALID = -1
} EventSourceType;
+#define EVENT_SOURCE_IS_TIME(t) IN_SET((t), SOURCE_TIME_REALTIME, SOURCE_TIME_MONOTONIC, SOURCE_TIME_REALTIME_ALARM, SOURCE_TIME_BOOTTIME_ALARM)
+
struct sd_event_source {
unsigned n_ref;
@@ -58,7 +64,7 @@ struct sd_event_source {
void *userdata;
sd_event_handler_t prepare;
- EventSourceType type:4;
+ EventSourceType type:5;
int enabled:3;
bool pending:1;
bool dispatching:1;
@@ -107,30 +113,39 @@ struct sd_event_source {
};
};
+struct clock_data {
+ int fd;
+
+ /* For all clocks we maintain two priority queues each, one
+ * ordered for the earliest times the events may be
+ * dispatched, and one ordered by the latest times they must
+ * have been dispatched. The range between the top entries in
+ * the two prioqs is the time window we can freely schedule
+ * wakeups in */
+
+ Prioq *earliest;
+ Prioq *latest;
+ usec_t next;
+};
+
struct sd_event {
unsigned n_ref;
int epoll_fd;
int signal_fd;
- int realtime_fd;
- int monotonic_fd;
int watchdog_fd;
Prioq *pending;
Prioq *prepare;
- /* For both clocks we maintain two priority queues each, one
- * ordered for the earliest times the events may be
- * dispatched, and one ordered by the latest times they must
- * have been dispatched. The range between the top entries in
- * the two prioqs is the time window we can freely schedule
- * wakeups in */
- Prioq *monotonic_earliest;
- Prioq *monotonic_latest;
- Prioq *realtime_earliest;
- Prioq *realtime_latest;
+ /* timerfd_create() only supports these four clocks so far. We
+ * can add support for more clocks when the kernel learns to
+ * deal with them, too. */
+ struct clock_data realtime;
+ struct clock_data monotonic;
+ struct clock_data realtime_alarm;
+ struct clock_data boottime_alarm;
- usec_t realtime_next, monotonic_next;
usec_t perturb;
sigset_t sigset;
@@ -147,6 +162,7 @@ struct sd_event {
unsigned iteration;
dual_timestamp timestamp;
+ usec_t timestamp_boottime;
int state;
bool exit_requested:1;
@@ -234,8 +250,8 @@ static int prepare_prioq_compare(const void *a, const void *b) {
static int earliest_time_prioq_compare(const void *a, const void *b) {
const sd_event_source *x = a, *y = b;
- assert(x->type == SOURCE_MONOTONIC || x->type == SOURCE_REALTIME);
- assert(y->type == SOURCE_MONOTONIC || y->type == SOURCE_REALTIME);
+ assert(EVENT_SOURCE_IS_TIME(x->type));
+ assert(x->type == y->type);
/* Enabled ones first */
if (x->enabled != SD_EVENT_OFF && y->enabled == SD_EVENT_OFF)
@@ -267,8 +283,8 @@ static int earliest_time_prioq_compare(const void *a, const void *b) {
static int latest_time_prioq_compare(const void *a, const void *b) {
const sd_event_source *x = a, *y = b;
- assert((x->type == SOURCE_MONOTONIC && y->type == SOURCE_MONOTONIC) ||
- (x->type == SOURCE_REALTIME && y->type == SOURCE_REALTIME));
+ assert(EVENT_SOURCE_IS_TIME(x->type));
+ assert(x->type == y->type);
/* Enabled ones first */
if (x->enabled != SD_EVENT_OFF && y->enabled == SD_EVENT_OFF)
@@ -324,6 +340,14 @@ static int exit_prioq_compare(const void *a, const void *b) {
return 0;
}
+static void free_clock_data(struct clock_data *d) {
+ assert(d);
+
+ safe_close(d->fd);
+ prioq_free(d->earliest);
+ prioq_free(d->latest);
+}
+
static void event_free(sd_event *e) {
assert(e);
assert(e->n_sources == 0);
@@ -333,16 +357,15 @@ static void event_free(sd_event *e) {
safe_close(e->epoll_fd);
safe_close(e->signal_fd);
- safe_close(e->realtime_fd);
- safe_close(e->monotonic_fd);
safe_close(e->watchdog_fd);
+ free_clock_data(&e->realtime);
+ free_clock_data(&e->monotonic);
+ free_clock_data(&e->realtime_alarm);
+ free_clock_data(&e->boottime_alarm);
+
prioq_free(e->pending);
prioq_free(e->prepare);
- prioq_free(e->monotonic_earliest);
- prioq_free(e->monotonic_latest);
- prioq_free(e->realtime_earliest);
- prioq_free(e->realtime_latest);
prioq_free(e->exit);
free(e->signal_sources);
@@ -363,9 +386,10 @@ _public_ int sd_event_new(sd_event** ret) {
return -ENOMEM;
e->n_ref = 1;
- e->signal_fd = e->realtime_fd = e->monotonic_fd = e->watchdog_fd = e->epoll_fd = -1;
- e->realtime_next = e->monotonic_next = (usec_t) -1;
+ e->signal_fd = e->watchdog_fd = e->epoll_fd = e->realtime.fd = e->monotonic.fd = e->realtime_alarm.fd = e->boottime_alarm.fd = -1;
+ e->realtime.next = e->monotonic.next = e->realtime_alarm.next = e->boottime_alarm.next = (usec_t) -1;
e->original_pid = getpid();
+ e->perturb = (usec_t) -1;
assert_se(sigemptyset(&e->sigset) == 0);
@@ -469,6 +493,70 @@ static int source_io_register(
return 0;
}
+static clockid_t event_source_type_to_clock(EventSourceType t) {
+
+ switch (t) {
+
+ case SOURCE_TIME_REALTIME:
+ return CLOCK_REALTIME;
+
+ case SOURCE_TIME_MONOTONIC:
+ return CLOCK_MONOTONIC;
+
+ case SOURCE_TIME_REALTIME_ALARM:
+ return CLOCK_REALTIME_ALARM;
+
+ case SOURCE_TIME_BOOTTIME_ALARM:
+ return CLOCK_BOOTTIME_ALARM;
+
+ default:
+ return (clockid_t) -1;
+ }
+}
+
+static EventSourceType clock_to_event_source_type(clockid_t clock) {
+
+ switch (clock) {
+
+ case CLOCK_REALTIME:
+ return SOURCE_TIME_REALTIME;
+
+ case CLOCK_MONOTONIC:
+ return SOURCE_TIME_MONOTONIC;
+
+ case CLOCK_REALTIME_ALARM:
+ return SOURCE_TIME_REALTIME_ALARM;
+
+ case CLOCK_BOOTTIME_ALARM:
+ return SOURCE_TIME_BOOTTIME_ALARM;
+
+ default:
+ return _SOURCE_EVENT_SOURCE_TYPE_INVALID;
+ }
+}
+
+static struct clock_data* event_get_clock_data(sd_event *e, EventSourceType t) {
+ assert(e);
+
+ switch (t) {
+
+ case SOURCE_TIME_REALTIME:
+ return &e->realtime;
+
+ case SOURCE_TIME_MONOTONIC:
+ return &e->monotonic;
+
+ case SOURCE_TIME_REALTIME_ALARM:
+ return &e->realtime_alarm;
+
+ case SOURCE_TIME_BOOTTIME_ALARM:
+ return &e->boottime_alarm;
+
+ default:
+ return NULL;
+ }
+}
+
static void source_free(sd_event_source *s) {
assert(s);
@@ -483,15 +571,19 @@ static void source_free(sd_event_source *s) {
break;
- case SOURCE_MONOTONIC:
- prioq_remove(s->event->monotonic_earliest, s, &s->time.earliest_index);
- prioq_remove(s->event->monotonic_latest, s, &s->time.latest_index);
- break;
+ case SOURCE_TIME_REALTIME:
+ case SOURCE_TIME_MONOTONIC:
+ case SOURCE_TIME_REALTIME_ALARM:
+ case SOURCE_TIME_BOOTTIME_ALARM: {
+ struct clock_data *d;
+
+ d = event_get_clock_data(s->event, s->type);
+ assert(d);
- case SOURCE_REALTIME:
- prioq_remove(s->event->realtime_earliest, s, &s->time.earliest_index);
- prioq_remove(s->event->realtime_latest, s, &s->time.latest_index);
+ prioq_remove(d->earliest, s, &s->time.earliest_index);
+ prioq_remove(d->latest, s, &s->time.latest_index);
break;
+ }
case SOURCE_SIGNAL:
if (s->signal.sig > 0) {
@@ -531,7 +623,7 @@ static void source_free(sd_event_source *s) {
prioq_remove(s->event->exit, s, &s->exit.prioq_index);
break;
- case SOURCE_WATCHDOG:
+ default:
assert_not_reached("Wut? I shouldn't exist.");
}
@@ -570,12 +662,14 @@ static int source_set_pending(sd_event_source *s, bool b) {
} else
assert_se(prioq_remove(s->event->pending, s, &s->pending_index));
- if (s->type == SOURCE_REALTIME) {
- prioq_reshuffle(s->event->realtime_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->realtime_latest, s, &s->time.latest_index);
- } else if (s->type == SOURCE_MONOTONIC) {
- prioq_reshuffle(s->event->monotonic_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->monotonic_latest, s, &s->time.latest_index);
+ if (EVENT_SOURCE_IS_TIME(s->type)) {
+ struct clock_data *d;
+
+ d = event_get_clock_data(s->event, s->type);
+ assert(d);
+
+ prioq_reshuffle(d->earliest, s, &s->time.earliest_index);
+ prioq_reshuffle(d->latest, s, &s->time.latest_index);
}
return 0;
@@ -641,26 +735,25 @@ _public_ int sd_event_add_io(
static int event_setup_timer_fd(
sd_event *e,
- EventSourceType type,
- int *timer_fd,
- clockid_t id) {
+ struct clock_data *d,
+ clockid_t clock) {
sd_id128_t bootid = {};
struct epoll_event ev = {};
int r, fd;
assert(e);
- assert(timer_fd);
+ assert(d);
- if (_likely_(*timer_fd >= 0))
+ if (_likely_(d->fd >= 0))
return 0;
- fd = timerfd_create(id, TFD_NONBLOCK|TFD_CLOEXEC);
+ fd = timerfd_create(clock, TFD_NONBLOCK|TFD_CLOEXEC);
if (fd < 0)
return -errno;
ev.events = EPOLLIN;
- ev.data.ptr = INT_TO_PTR(type);
+ ev.data.ptr = INT_TO_PTR(clock_to_event_source_type(clock));
r = epoll_ctl(e->epoll_fd, EPOLL_CTL_ADD, fd, &ev);
if (r < 0) {
@@ -668,6 +761,8 @@ static int event_setup_timer_fd(
return -errno;
}
+ d->fd = fd;
+
/* When we sleep for longer, we try to realign the wakeup to
the same time wihtin each minute/second/250ms, so that
events all across the system can be coalesced into a single
@@ -677,55 +772,55 @@ static int event_setup_timer_fd(
bit. Here, we calculate a perturbation usec offset from the
boot ID. */
- if (sd_id128_get_boot(&bootid) >= 0)
- e->perturb = (bootid.qwords[0] ^ bootid.qwords[1]) % USEC_PER_MINUTE;
+ if (e->perturb == (usec_t) -1)
+ if (sd_id128_get_boot(&bootid) >= 0)
+ e->perturb = (bootid.qwords[0] ^ bootid.qwords[1]) % USEC_PER_MINUTE;
- *timer_fd = fd;
return 0;
}
-static int event_add_time_internal(
+_public_ int sd_event_add_time(
sd_event *e,
sd_event_source **ret,
- EventSourceType type,
- int *timer_fd,
- clockid_t id,
- Prioq **earliest,
- Prioq **latest,
+ clockid_t clock,
uint64_t usec,
uint64_t accuracy,
sd_event_time_handler_t callback,
void *userdata) {
+ EventSourceType type;
sd_event_source *s;
+ struct clock_data *d;
int r;
assert_return(e, -EINVAL);
- assert_return(callback, -EINVAL);
assert_return(ret, -EINVAL);
assert_return(usec != (uint64_t) -1, -EINVAL);
assert_return(accuracy != (uint64_t) -1, -EINVAL);
+ assert_return(callback, -EINVAL);
assert_return(e->state != SD_EVENT_FINISHED, -ESTALE);
assert_return(!event_pid_changed(e), -ECHILD);
- assert(timer_fd);
- assert(earliest);
- assert(latest);
+ type = clock_to_event_source_type(clock);
+ assert_return(type >= 0, -ENOTSUP);
+
+ d = event_get_clock_data(e, type);
+ assert(d);
- if (!*earliest) {
- *earliest = prioq_new(earliest_time_prioq_compare);
- if (!*earliest)
+ if (!d->earliest) {
+ d->earliest = prioq_new(earliest_time_prioq_compare);
+ if (!d->earliest)
return -ENOMEM;
}
- if (!*latest) {
- *latest = prioq_new(latest_time_prioq_compare);
- if (!*latest)
+ if (!d->latest) {
+ d->latest = prioq_new(latest_time_prioq_compare);
+ if (!d->latest)
return -ENOMEM;
}
- if (*timer_fd < 0) {
- r = event_setup_timer_fd(e, type, timer_fd, id);
+ if (d->fd < 0) {
+ r = event_setup_timer_fd(e, d, clock);
if (r < 0)
return r;
}
@@ -741,11 +836,11 @@ static int event_add_time_internal(
s->userdata = userdata;
s->enabled = SD_EVENT_ONESHOT;
- r = prioq_put(*earliest, s, &s->time.earliest_index);
+ r = prioq_put(d->earliest, s, &s->time.earliest_index);
if (r < 0)
goto fail;
- r = prioq_put(*latest, s, &s->time.latest_index);
+ r = prioq_put(d->latest, s, &s->time.latest_index);
if (r < 0)
goto fail;
@@ -757,26 +852,6 @@ fail:
return r;
}
-_public_ int sd_event_add_monotonic(sd_event *e,
- sd_event_source **ret,
- uint64_t usec,
- uint64_t accuracy,
- sd_event_time_handler_t callback,
- void *userdata) {
-
- return event_add_time_internal(e, ret, SOURCE_MONOTONIC, &e->monotonic_fd, CLOCK_MONOTONIC, &e->monotonic_earliest, &e->monotonic_latest, usec, accuracy, callback, userdata);
-}
-
-_public_ int sd_event_add_realtime(sd_event *e,
- sd_event_source **ret,
- uint64_t usec,
- uint64_t accuracy,
- sd_event_time_handler_t callback,
- void *userdata) {
-
- return event_add_time_internal(e, ret, SOURCE_REALTIME, &e->realtime_fd, CLOCK_REALTIME, &e->realtime_earliest, &e->realtime_latest, usec, accuracy, callback, userdata);
-}
-
static int event_update_signal_fd(sd_event *e) {
struct epoll_event ev = {};
bool add_to_epoll;
@@ -1244,17 +1319,20 @@ _public_ int sd_event_source_set_enabled(sd_event_source *s, int m) {
s->enabled = m;
break;
- case SOURCE_MONOTONIC:
- s->enabled = m;
- prioq_reshuffle(s->event->monotonic_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->monotonic_latest, s, &s->time.latest_index);
- break;
+ case SOURCE_TIME_REALTIME:
+ case SOURCE_TIME_MONOTONIC:
+ case SOURCE_TIME_REALTIME_ALARM:
+ case SOURCE_TIME_BOOTTIME_ALARM: {
+ struct clock_data *d;
- case SOURCE_REALTIME:
s->enabled = m;
- prioq_reshuffle(s->event->realtime_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->realtime_latest, s, &s->time.latest_index);
+ d = event_get_clock_data(s->event, s->type);
+ assert(d);
+
+ prioq_reshuffle(d->earliest, s, &s->time.earliest_index);
+ prioq_reshuffle(d->latest, s, &s->time.latest_index);
break;
+ }
case SOURCE_SIGNAL:
s->enabled = m;
@@ -1288,7 +1366,7 @@ _public_ int sd_event_source_set_enabled(sd_event_source *s, int m) {
s->enabled = m;
break;
- case SOURCE_WATCHDOG:
+ default:
assert_not_reached("Wut? I shouldn't exist.");
}
@@ -1303,17 +1381,20 @@ _public_ int sd_event_source_set_enabled(sd_event_source *s, int m) {
s->enabled = m;
break;
- case SOURCE_MONOTONIC:
- s->enabled = m;
- prioq_reshuffle(s->event->monotonic_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->monotonic_latest, s, &s->time.latest_index);
- break;
+ case SOURCE_TIME_REALTIME:
+ case SOURCE_TIME_MONOTONIC:
+ case SOURCE_TIME_REALTIME_ALARM:
+ case SOURCE_TIME_BOOTTIME_ALARM: {
+ struct clock_data *d;
- case SOURCE_REALTIME:
s->enabled = m;
- prioq_reshuffle(s->event->realtime_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->realtime_latest, s, &s->time.latest_index);
+ d = event_get_clock_data(s->event, s->type);
+ assert(d);
+
+ prioq_reshuffle(d->earliest, s, &s->time.earliest_index);
+ prioq_reshuffle(d->latest, s, &s->time.latest_index);
break;
+ }
case SOURCE_SIGNAL:
s->enabled = m;
@@ -1347,7 +1428,7 @@ _public_ int sd_event_source_set_enabled(sd_event_source *s, int m) {
s->enabled = m;
break;
- case SOURCE_WATCHDOG:
+ default:
assert_not_reached("Wut? I shouldn't exist.");
}
}
@@ -1364,7 +1445,7 @@ _public_ int sd_event_source_set_enabled(sd_event_source *s, int m) {
_public_ int sd_event_source_get_time(sd_event_source *s, uint64_t *usec) {
assert_return(s, -EINVAL);
assert_return(usec, -EINVAL);
- assert_return(s->type == SOURCE_REALTIME || s->type == SOURCE_MONOTONIC, -EDOM);
+ assert_return(EVENT_SOURCE_IS_TIME(s->type), -EDOM);
assert_return(!event_pid_changed(s->event), -ECHILD);
*usec = s->time.next;
@@ -1372,9 +1453,11 @@ _public_ int sd_event_source_get_time(sd_event_source *s, uint64_t *usec) {
}
_public_ int sd_event_source_set_time(sd_event_source *s, uint64_t usec) {
+ struct clock_data *d;
+
assert_return(s, -EINVAL);
assert_return(usec != (uint64_t) -1, -EINVAL);
- assert_return(s->type == SOURCE_REALTIME || s->type == SOURCE_MONOTONIC, -EDOM);
+ assert_return(EVENT_SOURCE_IS_TIME(s->type), -EDOM);
assert_return(s->event->state != SD_EVENT_FINISHED, -ESTALE);
assert_return(!event_pid_changed(s->event), -ECHILD);
@@ -1382,13 +1465,11 @@ _public_ int sd_event_source_set_time(sd_event_source *s, uint64_t usec) {
source_set_pending(s, false);
- if (s->type == SOURCE_REALTIME) {
- prioq_reshuffle(s->event->realtime_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->realtime_latest, s, &s->time.latest_index);
- } else {
- prioq_reshuffle(s->event->monotonic_earliest, s, &s->time.earliest_index);
- prioq_reshuffle(s->event->monotonic_latest, s, &s->time.latest_index);
- }
+ d = event_get_clock_data(s->event, s->type);
+ assert(d);
+
+ prioq_reshuffle(d->earliest, s, &s->time.earliest_index);
+ prioq_reshuffle(d->latest, s, &s->time.latest_index);
return 0;
}
@@ -1396,7 +1477,7 @@ _public_ int sd_event_source_set_time(sd_event_source *s, uint64_t usec) {
_public_ int sd_event_source_get_time_accuracy(sd_event_source *s, uint64_t *usec) {
assert_return(s, -EINVAL);
assert_return(usec, -EINVAL);
- assert_return(s->type == SOURCE_REALTIME || s->type == SOURCE_MONOTONIC, -EDOM);
+ assert_return(EVENT_SOURCE_IS_TIME(s->type), -EDOM);
assert_return(!event_pid_changed(s->event), -ECHILD);
*usec = s->time.accuracy;
@@ -1404,9 +1485,11 @@ _public_ int sd_event_source_get_time_accuracy(sd_event_source *s, uint64_t *use
}
_public_ int sd_event_source_set_time_accuracy(sd_event_source *s, uint64_t usec) {
+ struct clock_data *d;
+
assert_return(s, -EINVAL);
assert_return(usec != (uint64_t) -1, -EINVAL);
- assert_return(s->type == SOURCE_REALTIME || s->type == SOURCE_MONOTONIC, -EDOM);
+ assert_return(EVENT_SOURCE_IS_TIME(s->type), -EDOM);
assert_return(s->event->state != SD_EVENT_FINISHED, -ESTALE);
assert_return(!event_pid_changed(s->event), -ECHILD);
@@ -1417,11 +1500,21 @@ _public_ int sd_event_source_set_time_accuracy(sd_event_source *s, uint64_t usec
source_set_pending(s, false);
- if (s->type == SOURCE_REALTIME)
- prioq_reshuffle(s->event->realtime_latest, s, &s->time.latest_index);
- else
- prioq_reshuffle(s->event->monotonic_latest, s, &s->time.latest_index);
+ d = event_get_clock_data(s->event, s->type);
+ assert(d);
+
+ prioq_reshuffle(d->latest, s, &s->time.latest_index);
+
+ return 0;
+}
+
+_public_ int sd_event_source_get_time_clock(sd_event_source *s, clockid_t *clock) {
+ assert_return(s, -EINVAL);
+ assert_return(clock, -EINVAL);
+ assert_return(EVENT_SOURCE_IS_TIME(s->type), -EDOM);
+ assert_return(!event_pid_changed(s->event), -ECHILD);
+ *clock = event_source_type_to_clock(s->type);
return 0;
}
@@ -1562,10 +1655,7 @@ static usec_t sleep_between(sd_event *e, usec_t a, usec_t b) {
static int event_arm_timer(
sd_event *e,
- int timer_fd,
- Prioq *earliest,
- Prioq *latest,
- usec_t *next) {
+ struct clock_data *d) {
struct itimerspec its = {};
sd_event_source *a, *b;
@@ -1573,35 +1663,34 @@ static int event_arm_timer(
int r;
assert(e);
- assert(next);
+ assert(d);
- a = prioq_peek(earliest);
+ a = prioq_peek(d->earliest);
if (!a || a->enabled == SD_EVENT_OFF) {
- if (timer_fd < 0)
+ if (d->fd < 0)
return 0;
- if (*next == (usec_t) -1)
+ if (d->next == (usec_t) -1)
return 0;
/* disarm */
- r = timerfd_settime(timer_fd, TFD_TIMER_ABSTIME, &its, NULL);
+ r = timerfd_settime(d->fd, TFD_TIMER_ABSTIME, &its, NULL);
if (r < 0)
return r;
- *next = (usec_t) -1;
-
+ d->next = (usec_t) -1;
return 0;
}
- b = prioq_peek(latest);
+ b = prioq_peek(d->latest);
assert_se(b && b->enabled != SD_EVENT_OFF);
t = sleep_between(e, a->time.next, b->time.next + b->time.accuracy);
- if (*next == t)
+ if (d->next == t)
return 0;
- assert_se(timer_fd >= 0);
+ assert_se(d->fd >= 0);
if (t == 0) {
/* We don' want to disarm here, just mean some time looooong ago. */
@@ -1610,11 +1699,11 @@ static int event_arm_timer(
} else
timespec_store(&its.it_value, t);
- r = timerfd_settime(timer_fd, TFD_TIMER_ABSTIME, &its, NULL);
+ r = timerfd_settime(d->fd, TFD_TIMER_ABSTIME, &its, NULL);
if (r < 0)
return -errno;
- *next = t;
+ d->next = t;
return 0;
}
@@ -1666,16 +1755,16 @@ static int flush_timer(sd_event *e, int fd, uint32_t events, usec_t *next) {
static int process_timer(
sd_event *e,
usec_t n,
- Prioq *earliest,
- Prioq *latest) {
+ struct clock_data *d) {
sd_event_source *s;
int r;
assert(e);
+ assert(d);
for (;;) {
- s = prioq_peek(earliest);
+ s = prioq_peek(d->earliest);
if (!s ||
s->time.next > n ||
s->enabled == SD_EVENT_OFF ||
@@ -1686,8 +1775,8 @@ static int process_timer(
if (r < 0)
return r;
- prioq_reshuffle(earliest, s, &s->time.earliest_index);
- prioq_reshuffle(latest, s, &s->time.latest_index);
+ prioq_reshuffle(d->earliest, s, &s->time.earliest_index);
+ prioq_reshuffle(d->latest, s, &s->time.latest_index);
}
return 0;
@@ -1848,11 +1937,10 @@ static int source_dispatch(sd_event_source *s) {
r = s->io.callback(s, s->io.fd, s->io.revents, s->userdata);
break;
- case SOURCE_MONOTONIC:
- r = s->time.callback(s, s->time.next, s->userdata);
- break;
-
- case SOURCE_REALTIME:
+ case SOURCE_TIME_REALTIME:
+ case SOURCE_TIME_MONOTONIC:
+ case SOURCE_TIME_REALTIME_ALARM:
+ case SOURCE_TIME_BOOTTIME_ALARM:
r = s->time.callback(s, s->time.next, s->userdata);
break;
@@ -2038,16 +2126,25 @@ _public_ int sd_event_run(sd_event *e, uint64_t timeout) {
if (r < 0)
goto finish;
- r = event_arm_timer(e, e->monotonic_fd, e->monotonic_earliest, e->monotonic_latest, &e->monotonic_next);
+ r = event_arm_timer(e, &e->realtime);
+ if (r < 0)
+ goto finish;
+
+ r = event_arm_timer(e, &e->monotonic);
+ if (r < 0)
+ goto finish;
+
+ r = event_arm_timer(e, &e->realtime_alarm);
if (r < 0)
goto finish;
- r = event_arm_timer(e, e->realtime_fd, e->realtime_earliest, e->realtime_latest, &e->realtime_next);
+ r = event_arm_timer(e, &e->boottime_alarm);
if (r < 0)
goto finish;
if (event_next_pending(e) || e->need_process_child)
timeout = 0;
+
ev_queue_max = CLAMP(e->n_sources, 1U, EPOLL_QUEUE_MAX);
ev_queue = newa(struct epoll_event, ev_queue_max);
@@ -2059,16 +2156,21 @@ _public_ int sd_event_run(sd_event *e, uint64_t timeout) {
}
dual_timestamp_get(&e->timestamp);
+ e->timestamp_boottime = now(CLOCK_BOOTTIME);
for (i = 0; i < m; i++) {
- if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_MONOTONIC))
- r = flush_timer(e, e->monotonic_fd, ev_queue[i].events, &e->monotonic_next);
- else if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_REALTIME))
- r = flush_timer(e, e->realtime_fd, ev_queue[i].events, &e->realtime_next);
+ if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_TIME_REALTIME))
+ r = flush_timer(e, e->realtime.fd, ev_queue[i].events, &e->realtime.next);
+ else if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_TIME_MONOTONIC))
+ r = flush_timer(e, e->monotonic.fd, ev_queue[i].events, &e->monotonic.next);
+ else if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_TIME_REALTIME_ALARM))
+ r = flush_timer(e, e->realtime_alarm.fd, ev_queue[i].events, &e->realtime_alarm.next);
+ else if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_TIME_BOOTTIME_ALARM))
+ r = flush_timer(e, e->boottime_alarm.fd, ev_queue[i].events, &e->boottime_alarm.next);
else if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_SIGNAL))
r = process_signal(e, ev_queue[i].events);
- else if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_WATCHDOG))
+ else if (ev_queue[i].data.ptr == INT_TO_PTR(SOURCE_WATCHDOG))
r = flush_timer(e, e->watchdog_fd, ev_queue[i].events, NULL);
else
r = process_io(e, ev_queue[i].data.ptr, ev_queue[i].events);
@@ -2081,11 +2183,19 @@ _public_ int sd_event_run(sd_event *e, uint64_t timeout) {
if (r < 0)
goto finish;
- r = process_timer(e, e->timestamp.monotonic, e->monotonic_earliest, e->monotonic_latest);
+ r = process_timer(e, e->timestamp.realtime, &e->realtime);
+ if (r < 0)
+ goto finish;
+
+ r = process_timer(e, e->timestamp.monotonic, &e->monotonic);
+ if (r < 0)
+ goto finish;
+
+ r = process_timer(e, e->timestamp.realtime, &e->realtime_alarm);
if (r < 0)
goto finish;
- r = process_timer(e, e->timestamp.realtime, e->realtime_earliest, e->realtime_latest);
+ r = process_timer(e, e->timestamp_boottime, &e->boottime_alarm);
if (r < 0)
goto finish;
@@ -2162,23 +2272,31 @@ _public_ int sd_event_exit(sd_event *e, int code) {
return 0;
}
-_public_ int sd_event_get_now_realtime(sd_event *e, uint64_t *usec) {
+_public_ int sd_event_now(sd_event *e, clockid_t clock, uint64_t *usec) {
assert_return(e, -EINVAL);
assert_return(usec, -EINVAL);
- assert_return(dual_timestamp_is_set(&e->timestamp), -ENODATA);
assert_return(!event_pid_changed(e), -ECHILD);
- *usec = e->timestamp.realtime;
- return 0;
-}
+ /* If we haven't run yet, just get the actual time */
+ if (!dual_timestamp_is_set(&e->timestamp))
+ return -ENODATA;
-_public_ int sd_event_get_now_monotonic(sd_event *e, uint64_t *usec) {
- assert_return(e, -EINVAL);
- assert_return(usec, -EINVAL);
- assert_return(dual_timestamp_is_set(&e->timestamp), -ENODATA);
- assert_return(!event_pid_changed(e), -ECHILD);
+ switch (clock) {
+
+ case CLOCK_REALTIME:
+ case CLOCK_REALTIME_ALARM:
+ *usec = e->timestamp.realtime;
+ break;
+
+ case CLOCK_MONOTONIC:
+ *usec = e->timestamp.monotonic;
+ break;
+
+ case CLOCK_BOOTTIME_ALARM:
+ *usec = e->timestamp_boottime;
+ break;
+ }
- *usec = e->timestamp.monotonic;
return 0;
}
diff --git a/src/libsystemd/sd-event/test-event.c b/src/libsystemd/sd-event/test-event.c
index 0b7e2e48c4..68bb2b0ca8 100644
--- a/src/libsystemd/sd-event/test-event.c
+++ b/src/libsystemd/sd-event/test-event.c
@@ -196,7 +196,7 @@ int main(int argc, char *argv[]) {
assert_se(sd_event_add_io(e, &x, a[0], EPOLLIN, io_handler, INT_TO_PTR('a')) >= 0);
assert_se(sd_event_add_io(e, &y, b[0], EPOLLIN, io_handler, INT_TO_PTR('b')) >= 0);
- assert_se(sd_event_add_monotonic(e, &z, 0, 0, time_handler, INT_TO_PTR('c')) >= 0);
+ assert_se(sd_event_add_time(e, &z, CLOCK_MONOTONIC, 0, 0, time_handler, INT_TO_PTR('c')) >= 0);
assert_se(sd_event_add_exit(e, &q, exit_handler, INT_TO_PTR('g')) >= 0);
assert_se(sd_event_source_set_priority(x, 99) >= 0);
diff --git a/src/libsystemd/sd-rtnl/sd-rtnl.c b/src/libsystemd/sd-rtnl/sd-rtnl.c
index 6042657642..a2760d056b 100644
--- a/src/libsystemd/sd-rtnl/sd-rtnl.c
+++ b/src/libsystemd/sd-rtnl/sd-rtnl.c
@@ -838,7 +838,7 @@ int sd_rtnl_attach_event(sd_rtnl *rtnl, sd_event *event, int priority) {
if (r < 0)
goto fail;
- r = sd_event_add_monotonic(rtnl->event, &rtnl->time_event_source, 0, 0, time_callback, rtnl);
+ r = sd_event_add_time(rtnl->event, &rtnl->time_event_source, CLOCK_MONOTONIC, 0, 0, time_callback, rtnl);
if (r < 0)
goto fail;
diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index 2ef87f72aa..0af67148af 100644
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -1340,7 +1340,12 @@ int manager_set_lid_switch_ignore(Manager *m, usec_t until) {
r = sd_event_source_set_time(m->lid_switch_ignore_event_source, until);
} else
- r = sd_event_add_monotonic(m->event, &m->lid_switch_ignore_event_source, until, 0, lid_switch_ignore_handler, m);
+ r = sd_event_add_time(
+ m->event,
+ &m->lid_switch_ignore_event_source,
+ CLOCK_MONOTONIC,
+ until, 0,
+ lid_switch_ignore_handler, m);
return r;
}
diff --git a/src/login/logind-session.c b/src/login/logind-session.c
index 8c517f46a7..4ca6b5d805 100644
--- a/src/login/logind-session.c
+++ b/src/login/logind-session.c
@@ -682,7 +682,11 @@ void session_release(Session *s) {
return;
if (!s->timer_event_source)
- sd_event_add_monotonic(s->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + RELEASE_USEC, 0, release_timeout_callback, s);
+ sd_event_add_time(s->manager->event,
+ &s->timer_event_source,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + RELEASE_USEC, 0,
+ release_timeout_callback, s);
}
bool session_is_active(Session *s) {
diff --git a/src/login/logind.c b/src/login/logind.c
index db9882323f..86ce7df5d6 100644
--- a/src/login/logind.c
+++ b/src/login/logind.c
@@ -933,7 +933,12 @@ static int manager_dispatch_idle_action(sd_event_source *s, uint64_t t, void *us
if (!m->idle_action_event_source) {
- r = sd_event_add_monotonic(m->event, &m->idle_action_event_source, elapse, USEC_PER_SEC*30, manager_dispatch_idle_action, m);
+ r = sd_event_add_time(
+ m->event,
+ &m->idle_action_event_source,
+ CLOCK_MONOTONIC,
+ elapse, USEC_PER_SEC*30,
+ manager_dispatch_idle_action, m);
if (r < 0) {
log_error("Failed to add idle event source: %s", strerror(-r));
return r;
diff --git a/src/systemd/sd-event.h b/src/systemd/sd-event.h
index 45c36086f6..c0bd03bccf 100644
--- a/src/systemd/sd-event.h
+++ b/src/systemd/sd-event.h
@@ -77,8 +77,7 @@ sd_event* sd_event_ref(sd_event *e);
sd_event* sd_event_unref(sd_event *e);
int sd_event_add_io(sd_event *e, sd_event_source **s, int fd, uint32_t events, sd_event_io_handler_t callback, void *userdata);
-int sd_event_add_monotonic(sd_event *e, sd_event_source **s, uint64_t usec, uint64_t accuracy, sd_event_time_handler_t callback, void *userdata);
-int sd_event_add_realtime(sd_event *e, sd_event_source **s, uint64_t usec, uint64_t accuracy, sd_event_time_handler_t callback, void *userdata);
+int sd_event_add_time(sd_event *e, sd_event_source **s, clockid_t clock, uint64_t usec, uint64_t accuracy, sd_event_time_handler_t callback, void *userdata);
int sd_event_add_signal(sd_event *e, sd_event_source **s, int sig, sd_event_signal_handler_t callback, void *userdata);
int sd_event_add_child(sd_event *e, sd_event_source **s, pid_t pid, int options, sd_event_child_handler_t callback, void *userdata);
int sd_event_add_defer(sd_event *e, sd_event_source **s, sd_event_handler_t callback, void *userdata);
@@ -89,11 +88,11 @@ int sd_event_run(sd_event *e, uint64_t timeout);
int sd_event_loop(sd_event *e);
int sd_event_exit(sd_event *e, int code);
+int sd_event_now(sd_event *e, clockid_t clock, uint64_t *usec);
+
int sd_event_get_state(sd_event *e);
int sd_event_get_tid(sd_event *e, pid_t *tid);
int sd_event_get_exit_code(sd_event *e, int *code);
-int sd_event_get_now_realtime(sd_event *e, uint64_t *usec);
-int sd_event_get_now_monotonic(sd_event *e, uint64_t *usec);
int sd_event_set_watchdog(sd_event *e, int b);
int sd_event_get_watchdog(sd_event *e);
@@ -117,6 +116,7 @@ int sd_event_source_get_time(sd_event_source *s, uint64_t *usec);
int sd_event_source_set_time(sd_event_source *s, uint64_t usec);
int sd_event_source_set_time_accuracy(sd_event_source *s, uint64_t usec);
int sd_event_source_get_time_accuracy(sd_event_source *s, uint64_t *usec);
+int sd_event_source_get_time_clock(sd_event_source *s, clockid_t *clock);
int sd_event_source_get_signal(sd_event_source *s);
int sd_event_source_get_child_pid(sd_event_source *s, pid_t *pid);
sd_event *sd_event_source_get_event(sd_event_source *s);
diff --git a/src/timedate/timedate-sntp.c b/src/timedate/timedate-sntp.c
index cb0bf794f1..880b467a8e 100644
--- a/src/timedate/timedate-sntp.c
+++ b/src/timedate/timedate-sntp.c
@@ -265,7 +265,12 @@ static int sntp_arm_timer(SNTPContext *sntp, usec_t next) {
}
e = sd_event_source_get_event(sntp->event_receive);
- r = sd_event_add_monotonic(e, &sntp->event_timer, now(CLOCK_MONOTONIC) + next, 0, sntp_timer, sntp);
+ r = sd_event_add_time(
+ e,
+ &sntp->event_timer,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + next, 0,
+ sntp_timer, sntp);
if (r < 0)
return r;