diff --git a/devlib/module/sched.py b/devlib/module/sched.py index 08a43b1..8fad08a 100644 --- a/devlib/module/sched.py +++ b/devlib/module/sched.py @@ -259,7 +259,21 @@ class SchedModule(Module): logger = logging.getLogger(SchedModule.name) SchedDomainFlag.check_version(target, logger) - return SchedProcFSData.available(target) + # It makes sense to load this module if at least one of those + # functionalities is enabled + schedproc = SchedProcFSData.available(target) + debug = SchedModule.target_has_debug(target) + dmips = any([target.file_exists(SchedModule.cpu_dmips_capacity_path(target, cpu)) + for cpu in target.list_online_cpus()]) + + logger.info("Scheduler sched_domain procfs entries %s", + "found" if schedproc else "not found") + logger.info("Detected kernel compiled with SCHED_DEBUG=%s", + "y" if debug else "n") + logger.info("CPU capacity sysfs entries %s", + "found" if dmips else "not found") + + return schedproc or debug or dmips def get_kernel_attributes(self, matching=None, check_exit_code=True): """