1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2011 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
22 #include "cgroup-attr.h"
23 #include "cgroup-util.h"
26 int cgroup_attribute_apply(CGroupAttribute *a, CGroupBonding *b) {
33 b = cgroup_bonding_find_list(b, a->controller);
37 if (a->map_callback) {
38 r = a->map_callback(a->controller, a->name, a->value, &v);
43 r = cg_get_path(a->controller, b->path, a->name, &path);
49 r = write_one_line_file(path, v ? v : a->value);
51 log_warning("Failed to write '%s' to %s: %s", v ? v : a->value, path, strerror(-r));
59 int cgroup_attribute_apply_list(CGroupAttribute *first, CGroupBonding *b) {
63 LIST_FOREACH(by_unit, a, first) {
66 k = cgroup_attribute_apply(a, b);
74 CGroupAttribute *cgroup_attribute_find_list(CGroupAttribute *first, const char *controller, const char *name) {
80 LIST_FOREACH(by_unit, a, first)
81 if (streq(a->controller, controller) &&
88 static void cgroup_attribute_free(CGroupAttribute *a) {
97 void cgroup_attribute_free_list(CGroupAttribute *first) {
98 CGroupAttribute *a, *n;
100 LIST_FOREACH_SAFE(by_unit, a, n, first)
101 cgroup_attribute_free(a);