UPSTREAM: mm: page_alloc: set migratetype inside move_freepages()

This avoids changing migratetype after move_freepages() or
move_freepages_block(), which is error prone.  It also prepares for
upcoming changes to fix move_freepages() not moving free pages partially
in the range.

Link: https://lkml.kernel.org/r/20240320180429.678181-9-hannes@cmpxchg.org


Change-Id: Id62a91c8023afa27a84aa40ed912b650e8a112f2
Signed-off-by: Zi Yan <ziy@nvidia.com>
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Tested-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: "Huang, Ying" <ying.huang@intel.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
(cherry picked from commit f37c0f68)
Bug: 420771453
Bug: 427173548
Signed-off-by: Kalesh Singh <kaleshsingh@google.com>
Signed-off-by: Wenchao Hao <haowenchao@xiaomi.com>