mm/gup: Change the calling convention for compound_range_next()

Return the head page instead of storing it to a passed parameter.
Pass the start page directly instead of passing a pointer to it.
Reorder the arguments to match the calling function's arguments.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-01-09 16:05:11 -05:00
commit 8f39f5fcb7