On Thu, Aug 28, 2025 at 12:01:21AM +0200, David Hildenbrand wrote:
It's no longer required to use nth_page() within a folio, so let's just drop the nth_page() in folio_walk_start().
Signed-off-by: David Hildenbrand david@redhat.com
LGTM, so:
Reviewed-by: Lorenzo Stoakes lorenzo.stoakes@oracle.com
mm/pagewalk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/pagewalk.c b/mm/pagewalk.c index c6753d370ff4e..9e4225e5fcf5c 100644 --- a/mm/pagewalk.c +++ b/mm/pagewalk.c @@ -1004,7 +1004,7 @@ struct folio *folio_walk_start(struct folio_walk *fw, found: if (expose_page) /* Note: Offset from the mapped page, not the folio start. */
fw->page = nth_page(page, (addr & (entry_size - 1)) >> PAGE_SHIFT);
fw->page = page + ((addr & (entry_size - 1)) >> PAGE_SHIFT);
Be nice to clean this horrid one liner up a bit also but that's out of scope here :)
else fw->page = NULL; fw->ptl = ptl; -- 2.50.1