From f230c64b5ad069b271f163da3142df52eab1202b Mon Sep 17 00:00:00 2001

From: Lennart Poettering <lennart@poettering.net>

Date: Wed, 26 Feb 2014 04:27:50 +0100

Subject: [PATCH] mount: don't send out PropertiesChanged message if actually

 nothing got changed

(cherry picked from commit ff5f34d08c191c326c41a083745522383ac86cae)

---

 src/core/mount.c | 15 ++++++++++++---

 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/core/mount.c b/src/core/mount.c

index a0cea1e..75b133b 100644

--- a/src/core/mount.c

+++ b/src/core/mount.c

@@ -1388,7 +1388,7 @@ static int mount_add_one(

         _cleanup_free_ char *e = NULL, *w = NULL, *o = NULL, *f = NULL;

         bool load_extras = false;

         MountParameters *p;

-        bool delete;

+        bool delete, changed = false;

         Unit *u;

         int r;

@@ -1456,6 +1456,7 @@ static int mount_add_one(

                 }

                 unit_add_to_load_queue(u);

+                changed = true;

         } else {

                 delete = false;

@@ -1474,6 +1475,7 @@ static int mount_add_one(

                         /* Load in the extras later on, after we

                          * finished initialization of the unit */

                         load_extras = true;

+                        changed = true;

                 }

         }

@@ -1485,10 +1487,16 @@ static int mount_add_one(

         }

         p = &MOUNT(u)->parameters_proc_self_mountinfo;

+

+        changed = changed ||

+                !streq_ptr(p->options, options) ||

+                !streq_ptr(p->what, what) ||

+                !streq_ptr(p->fstype, fstype);

+

         if (set_flags) {

                 MOUNT(u)->is_mounted = true;

                 MOUNT(u)->just_mounted = !MOUNT(u)->from_proc_self_mountinfo;

-                MOUNT(u)->just_changed = !streq_ptr(p->options, o);

+                MOUNT(u)->just_changed = changed;

         }

         MOUNT(u)->from_proc_self_mountinfo = true;

@@ -1511,7 +1519,8 @@ static int mount_add_one(

                         goto fail;

         }

-        unit_add_to_dbus_queue(u);

+        if (changed)

+                unit_add_to_dbus_queue(u);

         return 0;