mm: remove src/dst mm parameter in copy_page_range()

Both of the mm pointers are not needed after commit 7a4830c380f3
("mm/fork: Pass new vma pointer into copy_page_range()").

Jason Gunthorpe also reported that the ordering of copy_page_range() is
odd.  Since working at it, reorder the parameters to be logical, by (1)
always put the dst_* fields to be before src_* fields, and (2) keep the
same type of parameters together.

[[email protected]: further reorder some parameters and line format, per Jason]
  Link: https://lkml.kernel.org/r/[email protected]
[[email protected]: fix warnings]
  Link: https://lkml.kernel.org/r/20201006200138.GA6026@xz-x1

Reported-by: Kirill A. Shutemov <[email protected]>
Signed-off-by: Peter Xu <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Reviewed-by: Jason Gunthorpe <[email protected]>
Acked-by: Kirill A. Shutemov <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Linus Torvalds <[email protected]>

0 files changed, 0 insertions, 0 deletions