diff options
Diffstat (limited to 'src/basic/cgroup-util.c')
| -rw-r--r-- | src/basic/cgroup-util.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/basic/cgroup-util.c b/src/basic/cgroup-util.c index fe8750d0f3..388bd629ee 100644 --- a/src/basic/cgroup-util.c +++ b/src/basic/cgroup-util.c @@ -1981,14 +1981,22 @@ int cg_mask_supported(CGroupMask *ret) { if (unified < 0) return unified; if (unified > 0) { - _cleanup_free_ char *controllers = NULL; + _cleanup_free_ char *root = NULL, *controllers = NULL, *path = NULL; const char *c; /* In the unified hierarchy we can read the supported * and accessible controllers from a the top-level * cgroup attribute */ - r = read_one_line_file("/sys/fs/cgroup/cgroup.controllers", &controllers); + r = cg_get_root_path(&root); + if (r < 0) + return r; + + r = cg_get_path(SYSTEMD_CGROUP_CONTROLLER, root, "cgroup.controllers", &path); + if (r < 0) + return r; + + r = read_one_line_file(path, &controllers); if (r < 0) return r; |