Merge pull request #7942 from xiexingguo/xxg-wip-fixdirtyinc

mon: OSDMonitor: improve pool creation logic

Reviewed-by: Kefu Chai <kchai@redhat.com>
Reviewed-by: Xiaoxi Chen <xiaoxchen@ebay.com>

diff --cc qa/workunits/cephtool/test.sh
Simple merge

diff --cc src/mon/OSDMonitor.cc
Simple merge

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