cgroup: by default, duplicate service cgroup in the cpu hierarchy

[elogind.git] / src / swap.c

diff --git a/src/swap.c b/src/swap.c
index 4404dc0e7111f8dfc0e100af916779c29536f561..ec9f157b156f7bb2e2d33dd46174d31e3759327d 100644 (file)
--- a/src/swap.c
+++ b/src/swap.c
@@ -211,10 +211,7 @@ static int swap_add_default_dependencies(Swap *s) {
 
         if (s->meta.manager->running_as == MANAGER_SYSTEM) {
 
-                if ((r = unit_add_dependency_by_name(UNIT(s), UNIT_AFTER, SPECIAL_SYSINIT_TARGET, NULL, true)) < 0)
-                        return r;
-
-                if ((r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_BEFORE, UNIT_CONFLICTED_BY, SPECIAL_UMOUNT_TARGET, NULL, true)) < 0)
+                if ((r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true)) < 0)
                         return r;
         }
 
@@ -292,7 +289,7 @@ static int swap_load(Unit *u) {
                 if ((r = swap_add_target_links(s)) < 0)
                         return r;
 
-                if ((r = unit_add_default_cgroup(u)) < 0)
+                if ((r = unit_add_default_cgroups(u)) < 0)
                         return r;
 
                 if (s->meta.default_dependencies)
@@ -1165,6 +1162,39 @@ static Unit *swap_following(Unit *u) {
         return UNIT(first);
 }
 
+static int swap_following_set(Unit *u, Set **_set) {
+        Swap *s = SWAP(u);
+        Swap *other;
+        Set *set;
+        int r;
+
+        assert(s);
+        assert(_set);
+
+        if (LIST_JUST_US(same_proc_swaps, s)) {
+                *_set = NULL;
+                return 0;
+        }
+
+        if (!(set = set_new(NULL, NULL)))
+                return -ENOMEM;
+
+        LIST_FOREACH_AFTER(same_proc_swaps, other, s)
+                if ((r = set_put(set, other)) < 0)
+                        goto fail;
+
+        LIST_FOREACH_BEFORE(same_proc_swaps, other, s)
+                if ((r = set_put(set, other)) < 0)
+                        goto fail;
+
+        *_set = set;
+        return 1;
+
+fail:
+        set_free(set);
+        return r;
+}
+
 static void swap_shutdown(Manager *m) {
         assert(m);
 
@@ -1322,6 +1352,7 @@ const UnitVTable swap_vtable = {
         .bus_invalidating_properties =  bus_swap_invalidating_properties,
 
         .following = swap_following,
+        .following_set = swap_following_set,
 
         .enumerate = swap_enumerate,
         .shutdown = swap_shutdown