[PATCH 3/2] mm: Rename alloc_pages_current to alloc_pages

[Matthew Wilcox <willy@xxxxxxxxxxxxx>]

When CONFIG_NUMA is enabled, alloc_pages() is a wrapper around
alloc_pages_current().  This is pointless, just implement alloc_pages()
directly.

Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
 include/linux/gfp.h |  8 +-------
 mm/mempolicy.c      | 27 +++++++++++++--------------
 2 files changed, 14 insertions(+), 21 deletions(-)

diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index acca2c487da8..44978b35ce1a 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -532,13 +532,7 @@ 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);
-
-static inline struct page *
-alloc_pages(gfp_t gfp_mask, unsigned int order)
-{
-	return alloc_pages_current(gfp_mask, order);
-}
+struct page *alloc_pages(gfp_t gfp, unsigned int order);
 extern struct page *alloc_pages_vma(gfp_t gfp_mask, int order,
 			struct vm_area_struct *vma, unsigned long addr,
 			int node, bool hugepage);
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index addf0854d693..0cf54aa5a2f0 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2245,21 +2245,20 @@ alloc_pages_vma(gfp_t gfp, int order, struct vm_area_struct *vma,
 EXPORT_SYMBOL(alloc_pages_vma);
 
 /**
- * 	alloc_pages_current - Allocate pages.
+ * alloc_pages - Allocate pages.
+ * @gfp:
+ *	%GFP_USER   user allocation,
+ *	%GFP_KERNEL kernel allocation,
+ *	%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.
  *
- *	@gfp:
- *		%GFP_USER   user allocation,
- *      	%GFP_KERNEL kernel allocation,
- *      	%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.
- *	Returns NULL when no page can be allocated.
+ * Allocate a page from the kernel page pool.  When in
+ * process 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(gfp_t gfp, unsigned order)
 {
 	struct mempolicy *pol = &default_policy;
 	struct page *page;
@@ -2280,7 +2279,7 @@ struct page *alloc_pages_current(gfp_t gfp, unsigned order)
 
 	return page;
 }
-EXPORT_SYMBOL(alloc_pages_current);
+EXPORT_SYMBOL(alloc_pages);
 
 int vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst)
 {
-- 
2.29.2