util-lib: make timestamp generation and parsing reversible (#3869)

[elogind.git] / src / basic / cgroup-util.c

diff --git a/src/basic/cgroup-util.c b/src/basic/cgroup-util.c
index 73134caa515d572e18cf717ba754f8440ec3b02b..a19995051198cc6706bc01c9569aa89ff71be3e2 100644 (file)
--- a/src/basic/cgroup-util.c
+++ b/src/basic/cgroup-util.c
@@ -134,6 +134,22 @@ int cg_read_event(const char *controller, const char *path, const char *event,
         return -ENOENT;
 }
 
+#if 0 /// UNNEEDED by elogind
+bool cg_ns_supported(void) {
+        static thread_local int enabled = -1;
+
+        if (enabled >= 0)
+                return enabled;
+
+        if (access("/proc/self/ns/cgroup", F_OK) == 0)
+                enabled = 1;
+        else
+                enabled = 0;
+
+        return enabled;
+}
+#endif //0
+
 int cg_enumerate_subgroups(const char *controller, const char *path, DIR **_d) {
         _cleanup_free_ char *fs = NULL;
         int r;
@@ -2240,8 +2256,8 @@ int cg_unified(void) {
 #else
         /* elogind can not support the unified hierarchy as a controller,
          * so always assume a classical hierarchy.
-         * If, ond only *if*, someone really wants to substitute systemd-login
-         * in an environment managed by systemd with elogin, we might have to
+         * If, and only *if*, someone really wants to substitute systemd-login
+         * in an environment managed by systemd with elogind, we might have to
          * add such a support. */
         if (F_TYPE_EQUAL(fs.f_type, TMPFS_MAGIC))
 #endif // 0