[v2,05/15] mm: Pass order to alloc_pages_current in GFP flags

Commit Message

Matthew Wilcox May 10, 2019, 1:50 p.m. UTC

From: "Matthew Wilcox (Oracle)" <[e-mail]>

Matches the change to the __alloc_pages_nodemask API.

Signed-off-by: Matthew Wilcox (Oracle) <[e-mail]>
---
 include/linux/gfp.h |  4 ++--
 mm/mempolicy.c      | 10 ++++------
 2 files changed, 6 insertions(+), 8 deletions(-)

Patch

diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 9ddc7703ea81..94ba8a6172e4 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -511,12 +511,12 @@  static inline struct page *alloc_pages_node(int nid, gfp_t gfp_mask,
 }
 
 #ifdef CONFIG_NUMA
-extern struct page *alloc_pages_current(gfp_t gfp_mask, unsigned order);
+extern struct page *alloc_pages_current(gfp_t gfp_mask);
 
 static inline struct page *
 alloc_pages(gfp_t gfp_mask, unsigned int order)
 {
-	return alloc_pages_current(gfp_mask, order);
+	return alloc_pages_current(gfp_mask | __GFP_ORDER(order));
 }
 extern struct page *alloc_pages_vma(gfp_t gfp_mask, int order,
 			struct vm_area_struct *vma, unsigned long addr,
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 8d5375cdd928..eec0b9c21962 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2108,13 +2108,12 @@  alloc_pages_vma(gfp_t gfp, int order, struct vm_area_struct *vma,
  *      	%GFP_HIGHMEM highmem allocation,
  *      	%GFP_FS     don't call back into a file system.
  *      	%GFP_ATOMIC don't sleep.
- *	@order: Power of two of allocation size in pages. 0 is a single page.
  *
  *	Allocate a page from the kernel page pool.  When not in
- *	interrupt context and apply the current process NUMA policy.
+ *	interrupt context apply the current process NUMA policy.
  *	Returns NULL when no page can be allocated.
  */
-struct page *alloc_pages_current(gfp_t gfp, unsigned order)
+struct page *alloc_pages_current(gfp_t gfp)
 {
 	struct mempolicy *pol = &default_policy;
 	struct page *page;
@@ -2127,10 +2126,9 @@  struct page *alloc_pages_current(gfp_t gfp, unsigned order)
 	 * nor system default_policy
 	 */
 	if (pol->mode == MPOL_INTERLEAVE)
-		page = alloc_page_interleave(gfp | __GFP_ORDER(order),
-				interleave_nodes(pol));
+		page = alloc_page_interleave(gfp, interleave_nodes(pol));
 	else
-		page = __alloc_pages_nodemask(gfp | __GFP_ORDER(order),
+		page = __alloc_pages_nodemask(gfp,
 				policy_node(gfp, pol, numa_node_id()),
 				policy_nodemask(gfp, pol));