Merge PR #41239 into master

* refs/pull/41239/head:
	librbd: use uint64_t instead of size_t for SparseExtent::length
	mgr/PyModule: use Py_ssize_t for the PyList index
	os/bluestore: print size_t using %xz
	client: print int64_t using PRId64

Reviewed-by: Neha Ojha <nojha@redhat.com>
Reviewed-by: Igor Fedotov <ifedotov@suse.com>
Reviewed-by: Patrick Donnelly <pdonnell@redhat.com>
Reviewed-by: Ilya Dryomov <idryomov@redhat.com>