migrate_pages: move split folios processing out of migrate_pages_batch()

To simplify the code logic and reduce the line number.

Link: https://lkml.kernel.org/r/[email protected]
Fixes: 5dfab109d519 ("migrate_pages: batch _unmap and _move")
Signed-off-by: "Huang, Ying" <[email protected]>
Reviewed-by: Baolin Wang <[email protected]>
Cc: Hugh Dickins <[email protected]>
Cc: "Xu, Pengfei" <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Cc: Stefan Roesch <[email protected]>
Cc: Tejun Heo <[email protected]>
Cc: Xin Hao <[email protected]>
Cc: Zi Yan <[email protected]>
Cc: Yang Shi <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Cc: Mike Kravetz <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions