job: add JobRunningTimeoutSec for JOB_RUNNING state

Unit.JobTimeoutSec starts when a job is enqueued in a transaction. The
introduced distinct Unit.JobRunningTimeoutSec starts only when the job starts
running (e.g. it groups all Exec* commands of a service or spans waiting for a
device period.)

Unit.JobRunningTimeoutSec is intended to be used by default instead of
Unit.JobTimeoutSec for device units where such behavior causes less confusion
(consider a job for a _netdev mount device, with this change the timeout will
start ticking only after the network is ready).

1 files changed, 1 insertions, 0 deletions

diff --git a/src/core/unit.h b/src/core/unit.h
index 8052c234fd..cf21b37e22 100644
--- a/src/core/unit.h
+++ b/src/core/unit.h
@@ -114,6 +114,7 @@ struct Unit {
 
         /* Job timeout and action to take */
         usec_t job_timeout;
+        usec_t job_running_timeout;
         EmergencyAction job_timeout_action;
         char *job_timeout_reboot_arg;