__mpage_writepage  686 fs/mpage.c     		ret = write_cache_pages(mapping, wbc, __mpage_writepage, &mpd);
__mpage_writepage  703 fs/mpage.c     	int ret = __mpage_writepage(page, wbc, &mpd);
__mpage_writepage   27 include/linux/mpage.h int __mpage_writepage(struct page *page, struct writeback_control *wbc,