On 5/11/21 11:47 PM, Matthew Wilcox (Oracle) wrote: > A struct folio is a new abstraction to replace the venerable struct page. > A function which takes a struct folio argument declares that it will > operate on the entire (possibly compound) page, not just PAGE_SIZE bytes. > In return, the caller guarantees that the pointer it is passing does > not point to a tail page. > > Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> > Acked-by: Jeff Layton <jlayton@xxxxxxxxxx> Acked-by: Vlastimil Babka <vbabka@xxxxxxx>