mm/page_io: convert count_swpout_vm_event() to take in a folio

Convert count_swpout_vm_event() to take in a folio. We can remove five
implicit calls to compound_head() by taking in a folio.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: ZhangPeng <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Cc: Kefeng Wang <[email protected]>
Cc: Matthew Wilcox (Oracle) <[email protected]>
Cc: Nanyong Sun <[email protected]>
Cc: Sidhartha Kumar <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions