mm: use a folio in fault_dirty_shared_page()

We can replace four implicit calls to compound_head() with one by using
folio.

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