From: Michal Schmidt <mschmidt@redhat.com>
Date: Fri, 20 Apr 2012 00:48:24 +0000 (+0200)
Subject: transaction: avoid garbage collecting the anchor job
X-Git-Tag: v183~239
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=38809d9dfed4c75d9e97c4e5da2ff957723c4cad

transaction: avoid garbage collecting the anchor job

Make sure the anchor job is never considered garbage, even if it has no links
leading to it (this will be allowed in the next patch).
---

diff --git a/src/core/transaction.c b/src/core/transaction.c
index cac58e683..ddb02c068 100644
--- a/src/core/transaction.c
+++ b/src/core/transaction.c
@@ -454,7 +454,7 @@ static void transaction_collect_garbage(Transaction *tr) {
                 again = false;
 
                 HASHMAP_FOREACH(j, tr->jobs, i) {
-                        if (j->object_list) {
+                        if (tr->anchor_job == j || j->object_list) {
                                 /* log_debug("Keeping job %s/%s because of %s/%s", */
                                 /*           j->unit->id, job_type_to_string(j->type), */
                                 /*           j->object_list->subject ? j->object_list->subject->unit->id : "root", */