1 files changed, 45 insertions, 16 deletions

diff --git a/src/core/unit.c b/src/core/unit.c
index f553f24829..0a02e38aa8 100644
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -132,6 +132,9 @@ static void unit_init(Unit *u) {
                 cc->blockio_accounting = u->manager->default_blockio_accounting;
                 cc->memory_accounting = u->manager->default_memory_accounting;
                 cc->tasks_accounting = u->manager->default_tasks_accounting;
+
+                if (u->type != UNIT_SLICE)
+                        cc->tasks_max = u->manager->default_tasks_max;
         }
 
         ec = unit_get_exec_context(u);
@@ -314,9 +317,6 @@ bool unit_check_gc(Unit *u) {
         if (state != UNIT_INACTIVE)
                 return true;
 
-        if (UNIT_VTABLE(u)->no_gc)
-                return true;
-
         if (u->no_gc)
                 return true;
 
@@ -1347,12 +1347,18 @@ static bool unit_assert_test(Unit *u) {
         return u->assert_result;
 }
 
+void unit_status_printf(Unit *u, const char *status, const char *unit_status_msg_format) {
+        DISABLE_WARNING_FORMAT_NONLITERAL;
+        manager_status_printf(u->manager, STATUS_TYPE_NORMAL, status, unit_status_msg_format, unit_description(u));
+        REENABLE_WARNING;
+}
+
 _pure_ static const char* unit_get_status_message_format(Unit *u, JobType t) {
         const char *format;
         const UnitStatusMessageFormats *format_table;
 
         assert(u);
-        assert(t == JOB_START || t == JOB_STOP || t == JOB_RELOAD);
+        assert(IN_SET(t, JOB_START, JOB_STOP, JOB_RELOAD));
 
         if (t != JOB_RELOAD) {
                 format_table = &UNIT_VTABLE(u)->status_message_formats;
@@ -1377,6 +1383,10 @@ static void unit_status_print_starting_stopping(Unit *u, JobType t) {
 
         assert(u);
 
+        /* Reload status messages have traditionally not been printed to console. */
+        if (!IN_SET(t, JOB_START, JOB_STOP))
+                return;
+
         format = unit_get_status_message_format(u, t);
 
         DISABLE_WARNING_FORMAT_NONLITERAL;
@@ -1391,7 +1401,7 @@ static void unit_status_log_starting_stopping_reloading(Unit *u, JobType t) {
 
         assert(u);
 
-        if (t != JOB_START && t != JOB_STOP && t != JOB_RELOAD)
+        if (!IN_SET(t, JOB_START, JOB_STOP, JOB_RELOAD))
                 return;
 
         if (log_on_console())
@@ -1423,12 +1433,12 @@ static void unit_status_log_starting_stopping_reloading(Unit *u, JobType t) {
 }
 
 void unit_status_emit_starting_stopping_reloading(Unit *u, JobType t) {
+        assert(u);
+        assert(t >= 0);
+        assert(t < _JOB_TYPE_MAX);
 
         unit_status_log_starting_stopping_reloading(u, t);
-
-        /* Reload status messages have traditionally not been printed to console. */
-        if (t != JOB_RELOAD)
-                unit_status_print_starting_stopping(u, t);
+        unit_status_print_starting_stopping(u, t);
 }
 
 /* Errors:
@@ -2896,13 +2906,6 @@ int unit_coldplug(Unit *u) {
         return 0;
 }
 
-void unit_status_printf(Unit *u, const char *status, const char *unit_status_msg_format) {
-        DISABLE_WARNING_FORMAT_NONLITERAL;
-        manager_status_printf(u->manager, STATUS_TYPE_NORMAL,
-                              status, unit_status_msg_format, unit_description(u));
-        REENABLE_WARNING;
-}
-
 bool unit_need_daemon_reload(Unit *u) {
         _cleanup_strv_free_ char **t = NULL;
         char **path;
@@ -3428,7 +3431,15 @@ int unit_make_transient(Unit *u) {
         u->load_state = UNIT_STUB;
         u->load_error = 0;
         u->transient = true;
+
         u->fragment_path = mfree(u->fragment_path);
+        u->source_path = mfree(u->source_path);
+        u->dropin_paths = strv_free(u->dropin_paths);
+        u->fragment_mtime = u->source_mtime = u->dropin_mtime = 0;
+
+        unit_add_to_dbus_queue(u);
+        unit_add_to_gc_queue(u);
+        unit_add_to_load_queue(u);
 
         return 0;
 }
@@ -3704,3 +3715,21 @@ int unit_fail_if_symlink(Unit *u, const char* where) {
 
         return -ELOOP;
 }
+
+bool unit_is_pristine(Unit *u) {
+        assert(u);
+
+        /* Check if the unit already exists or is already around,
+         * in a number of different ways. Note that to cater for unit
+         * types such as slice, we are generally fine with units that
+         * are marked UNIT_LOADED even even though nothing was
+         * actually loaded, as those unit types don't require a file
+         * on disk to validly load. */
+
+        return !(!IN_SET(u->load_state, UNIT_NOT_FOUND, UNIT_LOADED) ||
+                 u->fragment_path ||
+                 u->source_path ||
+                 !strv_isempty(u->dropin_paths) ||
+                 u->job ||
+                 u->merged_into);
+}