ceph: pass the mdsc to several helpers

[ Upstream commit 197b7d79 ]

We will use the 'mdsc' to get the global_id in the following commits.

Link: https://tracker.ceph.com/issues/61590


Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Patrick Donnelly <pdonnell@redhat.com>
Reviewed-by: Milind Changire <mchangir@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Stable-dep-of: b372e96b ("ceph: redirty page before returning AOP_WRITEPAGE_ACTIVATE")
Signed-off-by: Sasha Levin <sashal@kernel.org>