mm/mempolicy: convert queue_pages_required() to queue_folio_required()

Replace queue_pages_required() with queue_folio_required(). 
queue_folio_required() does the same as queue_pages_required(), except
takes in a folio instead of a page.

Link: https://lkml.kernel.org/r/20230130201833.27042-6-vishal.moola@gmail.comSigned-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jane Chu <jane.chu@oracle.com>
Cc: "Yin, Fengwei" <fengwei.yin@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

mm/mempolicy.c

@@ -427,15 +427,15 @@ struct queue_pages {
 };
 
 /*
- * Check if the page's nid is in qp->nmask.
+ * Check if the folio's nid is in qp->nmask.
  *
  * If MPOL_MF_INVERT is set in qp->flags, check if the nid is
  * in the invert of qp->nmask.
  */
-static inline bool queue_pages_required(struct page *page,
+static inline bool queue_folio_required(struct folio *folio,
 					struct queue_pages *qp)
 {
-	int nid = page_to_nid(page);
+	int nid = folio_nid(folio);
 	unsigned long flags = qp->flags;
 
 	return node_isset(nid, *qp->nmask) == !(flags & MPOL_MF_INVERT);
@@ -469,7 +469,7 @@ static int queue_folios_pmd(pmd_t *pmd, spinlock_t *ptl, unsigned long addr,
 		walk->action = ACTION_CONTINUE;
 		goto unlock;
 	}
-	if (!queue_pages_required(&folio->page, qp))
+	if (!queue_folio_required(folio, qp))
 		goto unlock;
 
 	flags = qp->flags;
@@ -530,7 +530,7 @@ static int queue_folios_pte_range(pmd_t *pmd, unsigned long addr,
 		 */
 		if (folio_test_reserved(folio))
 			continue;
-		if (!queue_pages_required(&folio->page, qp))
+		if (!queue_folio_required(folio, qp))
 			continue;
 		if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) {
 			/* MPOL_MF_STRICT must be specified if we get here */
@@ -575,7 +575,7 @@ static int queue_folios_hugetlb(pte_t *pte, unsigned long hmask,
 	if (!pte_present(entry))
 		goto unlock;
 	folio = pfn_folio(pte_pfn(entry));
-	if (!queue_pages_required(&folio->page, qp))
+	if (!queue_folio_required(folio, qp))
 		goto unlock;
 
 	if (flags == MPOL_MF_STRICT) {