On Mon, Feb 17, 2020 at 10:45:58AM -0800, Matthew Wilcox wrote: > diff --git a/include/linux/mpage.h b/include/linux/mpage.h > index 001f1fcf9836..f4f5e90a6844 100644 > --- a/include/linux/mpage.h > +++ b/include/linux/mpage.h > @@ -13,9 +13,9 @@ > #ifdef CONFIG_BLOCK > > struct writeback_control; > +struct readahead_control; > > -int mpage_readpages(struct address_space *mapping, struct list_head *pages, > - unsigned nr_pages, get_block_t get_block); > +void mpage_readahead(struct readahead_control *, get_block_t get_block); > int mpage_readpage(struct page *page, get_block_t get_block); > int mpage_writepages(struct address_space *mapping, > struct writeback_control *wbc, get_block_t get_block); Can you name the 'struct readahead_control *' parameter? checkpatch.pl should warn about this. - Eric