core: log an info line about the default target

If the default target is not specified on the kernel command line, it
may not be obvious what we are booting into. See for example
https://github.com/systemd/systemd/issues/15062#issuecomment-597577464.

diff --git a/src/core/main.c b/src/core/main.c
index 0f49dae73a168246367a61b35052a3d1d82f2885..1a1e09035b3a3d4b2c1961da3e0336c6df8edc2a 100644 (file)
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -2046,7 +2046,10 @@ static int do_queue_default_job(
         } else if (r < 0) {
                 *ret_error_message = "Failed to isolate default target";
                 return log_emergency_errno(r, "Failed to isolate default target: %s", bus_error_message(&error, r));
-        }
+        } else
+                log_info("Queued %s job for default target %s.",
+                         job_type_to_string(job->type),
+                         unit_status_string(job->unit));
 
         m->default_unit_job_id = job->id;