Merge pull request #22739 from majianpeng/osd-shardthread-do-bluestore-oncommits

os/bluestore: make osd shard-thread do oncommits

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

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

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

diff --cc src/os/bluestore/BlueStore.h
Simple merge

diff --cc src/os/filestore/FileStore.h
Simple merge

diff --cc src/os/kstore/KStore.h
Simple merge

diff --cc src/os/memstore/MemStore.h
Simple merge

diff --cc src/osd/OSD.cc
Simple merge

diff --cc src/osd/OSD.h
Simple merge