On Tue, Jun 22, 2021 at 01:15:14PM +0100, Matthew Wilcox (Oracle) wrote: > Convert mark_page_accessed() to folio_mark_accessed(). It already > operated on the entire compound page, but now we can avoid calling > compound_head quite so many times. Shrinks the function from 424 bytes > to 295 bytes (shrinking by 129 bytes). The compatibility wrapper is 30 > bytes, plus the 8 bytes for the exported symbol means the kernel shrinks > by 91 bytes. Looks good, Reviewed-by: Christoph Hellwig <hch@xxxxxx>