On Tue, May 11, 2021 at 10:47:26PM +0100, Matthew Wilcox (Oracle) wrote: > Move the declaration into mm/internal.h and rename > rotate_reclaimable_page() to folio_rotate_reclaimable(). This eliminates > all five of the calls to compound_head() in this function, saving 75 bytes > at the cost of adding 14 bytes to its one caller, end_page_writeback(). > Net 61 bytes savings. > > Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> Looks good, Reviewed-by: Christoph Hellwig <hch@xxxxxx>