Merge PR #28685 into master

* refs/pull/28685/head:
	client: more precise CEPH_CLIENT_CAPS_PENDING_CAPSNAP
	client: unify kicking cap flushes and kicking snapcap flushes
	client: define helper function that sends flushsnap message
	client: cleanup tracking of early kicked flushing caps

Reviewed-by: Patrick Donnelly <pdonnell@redhat.com>

diff --cc src/client/Client.cc
Simple merge

diff --cc src/client/Client.h
Simple merge

diff --cc src/client/Inode.h
Simple merge