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authorTom Gundersen <teg@jklm.no>2015-04-29 16:05:32 +0200
committerTom Gundersen <teg@jklm.no>2015-04-29 17:08:31 +0200
commit7dfbe2e3fc0215b49d8202a32beb6b1aae08c4e4 (patch)
treea4916772973c4a6053f5eec7492b273304e473e5 /src/core
parent77cfd1139cd116e9761aacfaf8c3cde71fc5d058 (diff)
core: annotate event sources
Diffstat (limited to 'src/core')
-rw-r--r--src/core/automount.c13
-rw-r--r--src/core/busname.c9
-rw-r--r--src/core/dbus.c2
-rw-r--r--src/core/device.c2
-rw-r--r--src/core/job.c4
-rw-r--r--src/core/manager.c14
-rw-r--r--src/core/mount.c12
-rw-r--r--src/core/path.c2
-rw-r--r--src/core/scope.c8
-rw-r--r--src/core/service.c12
-rw-r--r--src/core/socket.c9
-rw-r--r--src/core/swap.c10
-rw-r--r--src/core/timer.c4
13 files changed, 93 insertions, 8 deletions
diff --git a/src/core/automount.c b/src/core/automount.c
index 6fc214b704..b1109bd67c 100644
--- a/src/core/automount.c
+++ b/src/core/automount.c
@@ -274,12 +274,13 @@ static int automount_coldplug(Unit *u) {
if (a->deserialized_state == AUTOMOUNT_WAITING ||
a->deserialized_state == AUTOMOUNT_RUNNING) {
-
assert(a->pipe_fd >= 0);
r = sd_event_add_io(u->manager->event, &a->pipe_event_source, a->pipe_fd, EPOLLIN, automount_dispatch_io, u);
if (r < 0)
return r;
+
+ (void) sd_event_source_set_description(a->pipe_event_source, "automount-io");
}
automount_set_state(a, a->deserialized_state);
@@ -595,6 +596,8 @@ static void automount_enter_waiting(Automount *a) {
if (r < 0)
goto fail;
+ (void) sd_event_source_set_description(a->pipe_event_source, "automount-io");
+
a->pipe_fd = p[0];
a->dev_id = st.st_dev;
@@ -683,11 +686,17 @@ static int automount_start_expire(Automount *a) {
return sd_event_source_set_enabled(a->expire_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_time(
+ r = sd_event_add_time(
UNIT(a)->manager->event,
&a->expire_event_source,
CLOCK_MONOTONIC, timeout, 0,
automount_dispatch_expire, a);
+ if (r < 0)
+ return r;
+
+ (void) sd_event_source_set_description(a->expire_event_source, "automount-expire");
+
+ return 0;
}
static void automount_enter_runnning(Automount *a) {
diff --git a/src/core/busname.c b/src/core/busname.c
index aba2a96c1a..48cc0459ed 100644
--- a/src/core/busname.c
+++ b/src/core/busname.c
@@ -124,12 +124,18 @@ static int busname_arm_timer(BusName *n) {
return sd_event_source_set_enabled(n->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_time(
+ r = sd_event_add_time(
UNIT(n)->manager->event,
&n->timer_event_source,
CLOCK_MONOTONIC,
now(CLOCK_MONOTONIC) + n->timeout_usec, 0,
busname_dispatch_timer, n);
+ if (r < 0)
+ return r;
+
+ (void) sd_event_source_set_description(n->timer_event_source, "busname-timer");
+
+ return 0;
}
static int busname_add_default_default_dependencies(BusName *n) {
@@ -285,6 +291,7 @@ static int busname_watch_fd(BusName *n) {
r = sd_event_source_set_enabled(n->starter_event_source, SD_EVENT_ON);
else
r = sd_event_add_io(UNIT(n)->manager->event, &n->starter_event_source, n->starter_fd, EPOLLIN, busname_dispatch_io, n);
+ (void) sd_event_source_set_description(n->starter_event_source, "busname-starter");
if (r < 0) {
log_unit_warning_errno(UNIT(n)->id, r, "Failed to watch starter fd: %m");
busname_unwatch_fd(n);
diff --git a/src/core/dbus.c b/src/core/dbus.c
index 02b998c6d1..43b2ccd64e 100644
--- a/src/core/dbus.c
+++ b/src/core/dbus.c
@@ -982,6 +982,8 @@ static int bus_init_private(Manager *m) {
if (r < 0)
return log_error_errno(r, "Failed to allocate event source: %m");
+ (void) sd_event_source_set_description(s, "bus-connection");
+
m->private_listen_fd = fd;
m->private_listen_event_source = s;
fd = -1;
diff --git a/src/core/device.c b/src/core/device.c
index 19b688df55..5656c96669 100644
--- a/src/core/device.c
+++ b/src/core/device.c
@@ -627,6 +627,8 @@ static int device_enumerate(Manager *m) {
r = sd_event_add_io(m->event, &m->udev_event_source, udev_monitor_get_fd(m->udev_monitor), EPOLLIN, device_dispatch_io, m);
if (r < 0)
goto fail;
+
+ (void) sd_event_source_set_description(m->udev_event_source, "device");
}
e = udev_enumerate_new(m->udev);
diff --git a/src/core/job.c b/src/core/job.c
index e92e24e44a..a26f7de450 100644
--- a/src/core/job.c
+++ b/src/core/job.c
@@ -934,6 +934,8 @@ int job_start_timer(Job *j) {
if (r < 0)
return r;
+ (void) sd_event_source_set_description(j->timer_event_source, "job-start");
+
return 0;
}
@@ -1130,6 +1132,8 @@ int job_coldplug(Job *j) {
if (r < 0)
log_debug_errno(r, "Failed to restart timeout for job: %m");
+ (void) sd_event_source_set_description(j->timer_event_source, "job-timeout");
+
return r;
}
diff --git a/src/core/manager.c b/src/core/manager.c
index f13dad538f..0c94e9ef10 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -103,6 +103,8 @@ static void manager_watch_jobs_in_progress(Manager *m) {
CLOCK_MONOTONIC,
next, 0,
manager_dispatch_jobs_in_progress, m);
+
+ (void) sd_event_source_set_description(m->jobs_in_progress_event_source, "manager-jobs-in-progress");
}
#define CYLON_BUFFER_EXTRA (2*(sizeof(ANSI_RED_ON)-1) + sizeof(ANSI_HIGHLIGHT_RED_ON)-1 + 2*(sizeof(ANSI_HIGHLIGHT_OFF)-1))
@@ -278,6 +280,8 @@ static int manager_check_ask_password(Manager *m) {
return -errno;
}
+ (void) sd_event_source_set_description(m->ask_password_event_source, "manager-ask-password");
+
/* Queries might have been added meanwhile... */
manager_dispatch_ask_password_fd(m->ask_password_event_source,
m->ask_password_inotify_fd, EPOLLIN, m);
@@ -301,6 +305,8 @@ static int manager_watch_idle_pipe(Manager *m) {
if (r < 0)
return log_error_errno(r, "Failed to watch idle pipe: %m");
+ (void) sd_event_source_set_description(m->idle_pipe_event_source, "manager-idle-pipe");
+
return 0;
}
@@ -343,6 +349,8 @@ static int manager_setup_time_change(Manager *m) {
if (r < 0)
return log_error_errno(r, "Failed to create time change event source: %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.");
return 0;
@@ -453,6 +461,8 @@ static int manager_setup_signals(Manager *m) {
if (r < 0)
return r;
+ (void) sd_event_source_set_description(m->signal_event_source, "manager-signal");
+
/* Process signals a bit earlier than the rest of things, but
* later than notify_fd processing, so that the notify
* processing can still figure out to which process/service a
@@ -593,6 +603,8 @@ int manager_new(SystemdRunningAs running_as, bool test_run, Manager **_m) {
if (r < 0)
goto fail;
+ (void) sd_event_source_set_description(m->run_queue_event_source, "manager-run-queue");
+
r = manager_setup_signals(m);
if (r < 0)
goto fail;
@@ -691,6 +703,8 @@ static int manager_setup_notify(Manager *m) {
r = sd_event_source_set_priority(m->notify_event_source, -7);
if (r < 0)
return log_error_errno(r, "Failed to set priority of notify event source: %m");
+
+ (void) sd_event_source_set_description(m->notify_event_source, "manager-notify");
}
return 0;
diff --git a/src/core/mount.c b/src/core/mount.c
index eb25bcbdbe..d0c41a73a9 100644
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -164,12 +164,18 @@ static int mount_arm_timer(Mount *m) {
return sd_event_source_set_enabled(m->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_time(
+ r = 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);
+ if (r < 0)
+ return r;
+
+ (void) sd_event_source_set_description(m->timer_event_source, "mount-timer");
+
+ return 0;
}
static void mount_unwatch_control_pid(Mount *m) {
@@ -1645,6 +1651,8 @@ static int mount_enumerate(Manager *m) {
r = sd_event_source_set_priority(m->mount_event_source, -10);
if (r < 0)
goto fail;
+
+ (void) sd_event_source_set_description(m->mount_event_source, "mount-mountinfo-dispatch");
}
if (m->utab_inotify_fd < 0) {
@@ -1669,6 +1677,8 @@ static int mount_enumerate(Manager *m) {
r = sd_event_source_set_priority(m->mount_utab_event_source, -10);
if (r < 0)
goto fail;
+
+ (void) sd_event_source_set_description(m->mount_utab_event_source, "mount-utab-dispatch");
}
r = mount_load_proc_self_mountinfo(m, false);
diff --git a/src/core/path.c b/src/core/path.c
index fbb695d87f..b6322bdbcd 100644
--- a/src/core/path.c
+++ b/src/core/path.c
@@ -73,6 +73,8 @@ int path_spec_watch(PathSpec *s, sd_event_io_handler_t handler) {
if (r < 0)
goto fail;
+ (void) sd_event_source_set_description(s->event_source, "path");
+
/* This assumes the path was passed through path_kill_slashes()! */
for (slash = strchr(s->path, '/'); ; slash = strchr(slash+1, '/')) {
diff --git a/src/core/scope.c b/src/core/scope.c
index cbfa3369ab..b99eca90e0 100644
--- a/src/core/scope.c
+++ b/src/core/scope.c
@@ -81,12 +81,18 @@ static int scope_arm_timer(Scope *s) {
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_time(
+ r = 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);
+ if (r < 0)
+ return r;
+
+ (void) sd_event_source_set_description(s->timer_event_source, "scope-timer");
+
+ return 0;
}
static void scope_set_state(Scope *s, ScopeState state) {
diff --git a/src/core/service.c b/src/core/service.c
index 3a614b1c7a..d52ba73aac 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -227,6 +227,8 @@ static void service_start_watchdog(Service *s) {
return;
}
+ (void) sd_event_source_set_description(s->watchdog_event_source, "service-watchdog");
+
/* Let's process everything else which might be a sign
* of living before we consider a service died. */
r = sd_event_source_set_priority(s->watchdog_event_source, SD_EVENT_PRIORITY_IDLE);
@@ -372,6 +374,8 @@ static int service_add_fd_store(Service *s, int fd) {
return r;
}
+ (void) sd_event_source_set_description(fs->event_source, "service-fd-store");
+
LIST_PREPEND(fd_store, s->fd_store, fs);
s->n_fd_store++;
@@ -422,12 +426,18 @@ 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_time(
+ r = sd_event_add_time(
UNIT(s)->manager->event,
&s->timer_event_source,
CLOCK_MONOTONIC,
now(CLOCK_MONOTONIC) + usec, 0,
service_dispatch_timer, s);
+ if (r < 0)
+ return r;
+
+ (void) sd_event_source_set_description(s->timer_event_source, "service-timer");
+
+ return 0;
}
static int service_verify(Service *s) {
diff --git a/src/core/socket.c b/src/core/socket.c
index 1f931eb986..702742f2a9 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -170,12 +170,18 @@ static int socket_arm_timer(Socket *s) {
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_time(
+ r = 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);
+ if (r < 0)
+ return r;
+
+ (void) sd_event_source_set_description(s->timer_event_source, "socket-timer");
+
+ return 0;
}
int socket_instantiate_service(Socket *s) {
@@ -1266,6 +1272,7 @@ static int socket_watch_fds(Socket *s) {
else
r = sd_event_add_io(UNIT(s)->manager->event, &p->event_source, p->fd, EPOLLIN, socket_dispatch_io, p);
+ (void) sd_event_source_set_description(p->event_source, "socket-port-io");
if (r < 0) {
log_unit_warning_errno(UNIT(s)->id, r, "Failed to watch listening fds: %m");
goto fail;
diff --git a/src/core/swap.c b/src/core/swap.c
index 74f26b7a76..ae45b80967 100644
--- a/src/core/swap.c
+++ b/src/core/swap.c
@@ -177,12 +177,18 @@ static int swap_arm_timer(Swap *s) {
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
- return sd_event_add_time(
+ r = 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);
+ if (r < 0)
+ return r;
+
+ (void) sd_event_source_set_description(s->timer_event_source, "swap-timer");
+
+ return 0;
}
static int swap_add_device_links(Swap *s) {
@@ -1294,6 +1300,8 @@ static int swap_enumerate(Manager *m) {
r = sd_event_source_set_priority(m->swap_event_source, -10);
if (r < 0)
goto fail;
+
+ (void) sd_event_source_set_description(m->swap_event_source, "swap-proc");
}
r = swap_load_proc_swaps(m, false);
diff --git a/src/core/timer.c b/src/core/timer.c
index 940550194b..d6905bb510 100644
--- a/src/core/timer.c
+++ b/src/core/timer.c
@@ -444,6 +444,8 @@ static void timer_enter_waiting(Timer *t, bool initial) {
if (r < 0)
goto fail;
+ (void) sd_event_source_set_description(t->monotonic_event_source, "timer-monotonic");
+
} else if (t->monotonic_event_source) {
r = sd_event_source_set_enabled(t->monotonic_event_source, SD_EVENT_OFF);
@@ -471,6 +473,8 @@ static void timer_enter_waiting(Timer *t, bool initial) {
if (r < 0)
goto fail;
+ (void) sd_event_source_set_description(t->realtime_event_source, "timer-realtime");
+
} else if (t->realtime_event_source) {
r = sd_event_source_set_enabled(t->realtime_event_source, SD_EVENT_OFF);