From eabd3e56a6c263a5f5702cb80b2080a855be4567 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 22 Jan 2018 17:44:43 +0100
Subject: [PATCH] service: don't bother with watching PIDs during
 deserialization

service_coldplug() takes care of that anyway, hence drop the
unit_watch_pid() invocation entirely during serialization, it's
redundant.
---
 src/core/service.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/src/core/service.c b/src/core/service.c
index 124b334e3e4..08362510fc1 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -2639,12 +2639,8 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
 
                 if (parse_pid(value, &pid) < 0)
                         log_unit_debug(u, "Failed to parse main-pid value: %s", value);
-                else {
-                        service_set_main_pid(s, pid);
-                        r = unit_watch_pid(UNIT(s), pid);
-                        if (r < 0)
-                                log_unit_debug_errno(u, r, "Failed to watch main PID, ignoring: %m");
-                }
+                else
+                        (void) service_set_main_pid(s, pid);
         } else if (streq(key, "main-pid-known")) {
                 int b;