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From dd662fc39a28655b89619a828a15e5e457bf6f4c Mon Sep 17 00:00:00 2001
From: Michal Sekletar <msekleta@redhat.com>
Date: Thu, 25 Nov 2021 18:28:25 +0100
Subject: [PATCH] unit: add jobs that were skipped because of ratelimit back to
 run_queue

Assumption in edc027b was that job we first skipped because of active
ratelimit is still in run_queue. Hence we trigger the queue and dispatch
it in the next iteration. Actually we remove jobs from run_queue in
job_run_and_invalidate() before we call unit_start(). Hence if we want
to attempt to run the job again in the future we need to add it back
to run_queue.

Fixes #21458

(cherry picked from commit c29e6a9530316823b0455cd83eb6d0bb8dd664f4)

Related: #2036608
---
 src/core/mount.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/core/mount.c b/src/core/mount.c
index c17154cde1..691b23ca74 100644
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -1712,9 +1712,19 @@ static bool mount_is_mounted(Mount *m) {
 
 static int mount_on_ratelimit_expire(sd_event_source *s, void *userdata) {
         Manager *m = userdata;
+        Job *j;
+        Iterator i;
 
         assert(m);
 
+        /* Let's enqueue all start jobs that were previously skipped because of active ratelimit. */
+        HASHMAP_FOREACH(j, m->jobs, i) {
+                if (j->unit->type != UNIT_MOUNT)
+                        continue;
+
+                job_add_to_run_queue(j);
+        }
+
         /* By entering ratelimited state we made all mount start jobs not runnable, now rate limit is over so
          * let's make sure we dispatch them in the next iteration. */
         manager_trigger_run_queue(m);