Merge PR #23240 into master

* refs/pull/23240/head:
	qa/suites/rados, qa/workunits/rados: Add suite/workunit for ceph-crash
	add ceph-crash service
	common/options: enable mgr 'crash' module by default
	global/signal_handler: add 'done' file to signal crashdump is ready

Reviewed-by: Sage Weil <sage@redhat.com>

diff --cc ceph.spec.in
Simple merge

diff --cc src/common/options.cc
Simple merge