systemd/0725-mount-do-not-update-exec-deps-on-mountinfo-changes.patch

From 21e4d155ac04bf3b999834cd42e4773ae01bf3b3 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 15 Nov 2019 14:00:54 +0100
Subject: [PATCH] mount: do not update exec deps on mountinfo changes

Fixes: #13978
(cherry picked from commit bf7eedbf8f8c83d9e775c80275f98f506ec963c6)

Related: #2008825
---
 src/core/mount.c | 42 ++++++++++++++++++++++++++++--------------
 1 file changed, 28 insertions(+), 14 deletions(-)

diff --git a/src/core/mount.c b/src/core/mount.c
index 4e0a4f238a..73c0531158 100644
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -535,6 +535,32 @@ static int mount_verify(Mount *m) {
         return 0;
 }
 
+static int mount_add_non_exec_dependencies(Mount *m) {
+        int r;
+        assert(m);
+
+        /* Adds in all dependencies directly responsible for ordering the mount, as opposed to dependencies
+         * resulting from the ExecContext and such. */
+
+        r = mount_add_device_dependencies(m);
+        if (r < 0)
+                return r;
+
+        r = mount_add_mount_dependencies(m);
+        if (r < 0)
+                return r;
+
+        r = mount_add_quota_dependencies(m);
+        if (r < 0)
+                return r;
+
+        r = mount_add_default_dependencies(m);
+        if (r < 0)
+                return r;
+
+        return 0;
+}
+
 static int mount_add_extras(Mount *m) {
         Unit *u = UNIT(m);
         int r;
@@ -558,18 +584,6 @@ static int mount_add_extras(Mount *m) {
                         return r;
         }
 
-        r = mount_add_device_dependencies(m);
-        if (r < 0)
-                return r;
-
-        r = mount_add_mount_dependencies(m);
-        if (r < 0)
-                return r;
-
-        r = mount_add_quota_dependencies(m);
-        if (r < 0)
-                return r;
-
         r = unit_patch_contexts(u);
         if (r < 0)
                 return r;
@@ -582,7 +596,7 @@ static int mount_add_extras(Mount *m) {
         if (r < 0)
                 return r;
 
-        r = mount_add_default_dependencies(m);
+        r = mount_add_non_exec_dependencies(m);
         if (r < 0)
                 return r;
 
@@ -1526,7 +1540,7 @@ static int mount_setup_existing_unit(
         }
 
         if (load_extras)
-                return mount_add_extras(MOUNT(u));
+                return mount_add_non_exec_dependencies(MOUNT(u));
 
         return 0;
 }