Merge PR #29085 into master

* refs/pull/29085/head:
	os/bluestore: add slow op detector for collection listing
	os/bluestore: parametrize latency threshold for log_latency funcs..
	os/bluestore: cleanup around slow op logging.

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

diff --cc src/common/legacy_config_opts.h
Simple merge

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