* refs/pull/27199/head:
mds: fix dump routine for session_info_t.used_inos
mds: fix some misleading log messages
client: comment fix in _lookup
mds: fix comment over MDRequestImpl
mds: use stdbool.h instead of hand-rolling our own bool type
Reviewed-by: Patrick Donnelly <pdonnell@redhat.com> Reviewed-by: Zheng Yan <zyan@redhat.com>