+ assert(u);
+
+ r = unit_name_printf(u, rvalue, &k);
+ if (r < 0)
+ log_syntax(unit, LOG_ERR, filename, line, -r,
+ "Failed to resolve unit specifiers on %s. Ignoring.", rvalue);
+ if (!k) {
+ k = strdup(rvalue);
+ if (!k)
+ return log_oom();
+ }
+
+ r = manager_load_unit(u->manager, k, NULL, NULL, &slice);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, -r,
+ "Failed to load slice unit %s. Ignoring.", k);
+ return 0;
+ }
+
+ if (slice->type != UNIT_SLICE) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Slice unit %s is not a slice. Ignoring.", k);
+ return 0;
+ }
+
+ unit_ref_set(&u->slice, slice);
+ return 0;
+}
+
+DEFINE_CONFIG_PARSE_ENUM(config_parse_device_policy, cgroup_device_policy, CGroupDevicePolicy, "Failed to parse device policy");
+
+int config_parse_cpu_shares(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ CGroupContext *c = data;
+ unsigned long lu;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ if (isempty(rvalue)) {
+ c->cpu_shares = 1024;
+ return 0;
+ }
+
+ r = safe_atolu(rvalue, &lu);
+ if (r < 0 || lu <= 0) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "CPU shares '%s' invalid. Ignoring.", rvalue);
+ return 0;
+ }
+
+ c->cpu_shares = lu;
+ return 0;
+}
+
+int config_parse_memory_limit(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ CGroupContext *c = data;
+ off_t bytes;
+ int r;
+
+ if (isempty(rvalue)) {
+ c->memory_limit = (uint64_t) -1;
+ return 0;
+ }
+
+ assert_cc(sizeof(uint64_t) == sizeof(off_t));
+
+ r = parse_size(rvalue, 1024, &bytes);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Memory limit '%s' invalid. Ignoring.", rvalue);
+ return 0;
+ }
+
+ c->memory_limit = (uint64_t) bytes;
+ return 0;
+}
+
+int config_parse_device_allow(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ _cleanup_free_ char *path = NULL;
+ CGroupContext *c = data;
+ CGroupDeviceAllow *a;
+ const char *m;
+ size_t n;