if (e)
return e;
- return controller;
+ return controller;
}
static int join_path_legacy(const char *controller, const char *path, const char *suffix, char **fs) {
r = join_path_unified(path, suffix, fs);
else
r = join_path_legacy(controller, path, suffix, fs);
- if (r < 0)
- return r;
+
+ if (r < 0)
+ return r;
path_kill_slashes(*fs);
return 0;
}
fs = procfs_file_alloca(pid, "cgroup");
+ log_debug_elogind("Searching for PID %u in \"%s\" (controller \"%s\")",
+ pid, fs, controller);
f = fopen(fs, "re");
if (!f)
return errno == ENOENT ? -ESRCH : -errno;
continue;
}
+ log_debug_elogind("Found %s:%s", line, e+1);
p = strdup(e + 1);
if (!p)
return -ENOMEM;
* via the "cgroup.populated" attribute. */
r = cg_get_path(controller, path, "cgroup.populated", &populated);
- if (r < 0)
- return r;
+ if (r < 0)
+ return r;
r = read_one_line_file(populated, &t);
if (r == -ENOENT)
return streq(t, "0");
} else {
- _cleanup_closedir_ DIR *d = NULL;
- char *fn;
+ _cleanup_closedir_ DIR *d = NULL;
+ char *fn;
r = cg_is_empty(controller, path);
- if (r <= 0)
- return r;
+ if (r <= 0)
+ return r;
- r = cg_enumerate_subgroups(controller, path, &d);
- if (r == -ENOENT)
- return 1;
- if (r < 0)
+ r = cg_enumerate_subgroups(controller, path, &d);
+ if (r == -ENOENT)
+ return 1;
+ if (r < 0)
return r;
- while ((r = cg_read_subgroup(d, &fn)) > 0) {
- _cleanup_free_ char *p = NULL;
+ while ((r = cg_read_subgroup(d, &fn)) > 0) {
+ _cleanup_free_ char *p = NULL;
- p = strjoin(path, "/", fn, NULL);
- free(fn);
- if (!p)
- return -ENOMEM;
+ p = strjoin(path, "/", fn, NULL);
+ free(fn);
+ if (!p)
+ return -ENOMEM;
r = cg_is_empty_recursive(controller, p);
- if (r <= 0)
+ if (r <= 0)
+ return r;
+ }
+ if (r < 0)
return r;
- }
- if (r < 0)
- return r;
return true;
}
if (memcmp(p, n, l) != 0)
continue;
- need_prefix = true;
+ need_prefix = true;
break;
}
}
if (need_prefix)
return strappend("_", p);
- return strdup(p);
+ return strdup(p);
}
char *cg_unescape(const char *p) {
return 0;
}
-#endif // 0
int cg_attach_everywhere(CGroupMask supported, const char *path, pid_t pid, cg_migrate_callback_t path_callback, void *userdata) {
CGroupController c;
return 0;
}
-/// UNNEEDED by elogind
-#if 0
int cg_attach_many_everywhere(CGroupMask supported, const char *path, Set* pids, cg_migrate_callback_t path_callback, void *userdata) {
Iterator i;
void *pidp;
else if (F_TYPE_EQUAL(fs.f_type, TMPFS_MAGIC))
#else
if (F_TYPE_EQUAL(fs.f_type, TMPFS_MAGIC))
-#endif // elogind
+#endif // 0
unified_cache = false;
else
return -ENOEXEC;
return 0;
}
-#endif // 0
bool cg_is_unified_wanted(void) {
static thread_local int wanted = -1;
}
}
-/// UNNEEDED by elogind
-#if 0
bool cg_is_legacy_wanted(void) {
return !cg_is_unified_wanted();
}