Cross Reference: /systemd/src/basic/cgroup-util.c

Lines Matching defs:fs
41 #include "fs-util.h"
61         _cleanup_free_ char *fs = NULL;
67         r = cg_get_path(controller, path, "cgroup.procs", &fs);
71         f = fopen(fs, "re");
105         _cleanup_free_ char *fs = NULL;
113         r = cg_get_path(controller, path, NULL, &fs);
117         d = opendir(fs);
467          * /sys/fs/cgroup/ we want to mount it to. Effectively, this
478 static int join_path_legacy(const char *controller, const char *path, const char *suffix, char **fs) {
482         assert(fs);
488                 t = strappend("/sys/fs/cgroup/", dn);
490                 t = strjoin("/sys/fs/cgroup/", dn, "/", suffix, NULL);
492                 t = strjoin("/sys/fs/cgroup/", dn, "/", path, NULL);
494                 t = strjoin("/sys/fs/cgroup/", dn, "/", path, "/", suffix, NULL);
498         *fs = t;
502 static int join_path_unified(const char *path, const char *suffix, char **fs) {
505         assert(fs);
508                 t = strdup("/sys/fs/cgroup");
510                 t = strappend("/sys/fs/cgroup/", suffix);
512                 t = strappend("/sys/fs/cgroup/", path);
514                 t = strjoin("/sys/fs/cgroup/", path, "/", suffix, NULL);
518         *fs = t;
522 int cg_get_path(const char *controller, const char *path, const char *suffix, char **fs) {
525         assert(fs);
545                 *fs = path_kill_slashes(t);
557                 r = join_path_unified(path, suffix, fs);
559                 r = join_path_legacy(controller, path, suffix, fs);
563         path_kill_slashes(*fs);
597                 cc = strjoina("/sys/fs/cgroup/", dn);
606 int cg_get_path_and_check(const char *controller, const char *path, const char *suffix, char **fs) {
610         assert(fs);
617         return cg_get_path(controller, path, suffix, fs);
636         _cleanup_free_ char *fs = NULL;
641         r = cg_get_path(controller, path, NULL, &fs);
646         if (nftw(fs, trim_cb, 64, FTW_DEPTH|FTW_MOUNT|FTW_PHYS) != 0) {
656                 if (rmdir(fs) < 0 && errno != ENOENT)
664         _cleanup_free_ char *fs = NULL;
667         r = cg_get_path_and_check(controller, path, NULL, &fs);
671         r = mkdir_parents(fs, 0755);
675         if (mkdir(fs, 0755) < 0) {
704         _cleanup_free_ char *fs = NULL;
711         r = cg_get_path_and_check(controller, path, "cgroup.procs", &fs);
720         return write_string_file(fs, c, 0);
756         _cleanup_free_ char *fs = NULL;
765         r = cg_get_path(controller, path, NULL, &fs);
769         return chmod_and_chown(fs, mode, uid, gid);
779         _cleanup_free_ char *fs = NULL, *procs = NULL;
790         r = cg_get_path(controller, path, "cgroup.procs", &fs);
794         r = chmod_and_chown(fs, mode, uid, gid);
815         const char *fs;
835         fs = procfs_file_alloca(pid, "cgroup");
836         f = fopen(fs, "re");
892         _cleanup_free_ char *fs = NULL, *contents = NULL;
904         r = cg_get_path(controller, NULL, "release_agent", &fs);
908         r = read_one_line_file(fs, &contents);
914                 r = write_string_file(fs, agent, 0);
920         fs = mfree(fs);
921         r = cg_get_path(controller, NULL, "notify_on_release", &fs);
926         r = read_one_line_file(fs, &contents);
932                 r = write_string_file(fs, "1", 0);
946         _cleanup_free_ char *fs = NULL;
955         r = cg_get_path(controller, NULL, "notify_on_release", &fs);
959         r = write_string_file(fs, "0", 0);
963         fs = mfree(fs);
965         r = cg_get_path(controller, NULL, "release_agent", &fs);
969         r = write_string_file(fs, "", 0);
1151         if (path_startswith(path, "/sys/fs/cgroup")) {
2119         struct statfs fs;
2129         if (statfs("/sys/fs/cgroup/", &fs) < 0)
2132         if (F_TYPE_EQUAL(fs.f_type, CGROUP_SUPER_MAGIC))
2134         else if (F_TYPE_EQUAL(fs.f_type, TMPFS_MAGIC))
2147         _cleanup_free_ char *fs = NULL;
2162         r = cg_get_path(SYSTEMD_CGROUP_CONTROLLER, p, "cgroup.subtree_control", &fs);
2180                         r = write_string_file(fs, s, 0);
2182                                 log_debug_errno(r, "Failed to enable controller %s for %s (%s): %m", n, p, fs);