Use first partition in /proc/swaps for hibernation test

[elogind.git] / src / core / swap.c

diff --git a/src/core/swap.c b/src/core/swap.c
index 825503f3dea2909d010111930fb1daf1e8ffd425..82bfad187e43bb6bd5e0fe84177e69bd27c4228d 100644 (file)
--- a/src/core/swap.c
+++ b/src/core/swap.c
@@ -187,8 +187,7 @@ static int swap_add_device_links(Swap *s) {
                 return 0;
 
         if (is_device_path(s->what))
-                return unit_add_node_link(UNIT(s), s->what,
-                                          !p->noauto && p->nofail &&
+                return unit_add_node_link(UNIT(s), s->what, !p->noauto &&
                                           UNIT(s)->manager->running_as == SYSTEMD_SYSTEM);
         else
                 /* File based swap devices need to be ordered after
@@ -198,6 +197,7 @@ static int swap_add_device_links(Swap *s) {
 }
 
 static int swap_add_default_dependencies(Swap *s) {
+        bool nofail = false, noauto = false;
         int r;
 
         assert(s);
@@ -212,6 +212,24 @@ static int swap_add_default_dependencies(Swap *s) {
         if (r < 0)
                 return r;
 
+        if (s->from_fragment) {
+                SwapParameters *p = &s->parameters_fragment;
+
+                nofail = p->nofail;
+                noauto = p->noauto;
+        }
+
+        if (!noauto) {
+                if (nofail)
+                        r = unit_add_dependency_by_name_inverse(UNIT(s),
+                                UNIT_WANTS, SPECIAL_SWAP_TARGET, NULL, true);
+                else
+                        r = unit_add_two_dependencies_by_name_inverse(UNIT(s),
+                                UNIT_AFTER, UNIT_REQUIRES, SPECIAL_SWAP_TARGET, NULL, true);
+                if (r < 0)
+                        return r;
+        }
+
         return 0;
 }
 
@@ -1056,7 +1074,7 @@ static int swap_load_proc_swaps(Manager *m, bool set_flags) {
         (void) fscanf(m->proc_swaps, "%*s %*s %*s %*s %*s\n");
 
         for (i = 1;; i++) {
-                char *dev = NULL, *d;
+                _cleanup_free_ char *dev = NULL, *d = NULL;
                 int prio = 0, k;
 
                 k = fscanf(m->proc_swaps,
@@ -1071,19 +1089,14 @@ static int swap_load_proc_swaps(Manager *m, bool set_flags) {
                                 break;
 
                         log_warning("Failed to parse /proc/swaps:%u", i);
-                        free(dev);
                         continue;
                 }
 
                 d = cunescape(dev);
-                free(dev);
-
                 if (!d)
                         return -ENOMEM;
 
                 k = swap_process_new_swap(m, d, prio, set_flags);
-                free(d);
-
                 if (k < 0)
                         r = k;
         }