The patch titled
Subject: mm: make alloc_pages_mpol() static
has been added to the -mm mm-unstable branch. Its filename is
mm-make-alloc_pages_mpol-static.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-make-alloc_pages_mpol-static.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: mm: make alloc_pages_mpol() static
Date: Mon, 25 Nov 2024 21:01:34 +0000
All callers outside mempolicy.c now use folio_alloc_mpol() thanks to
Kefeng's cleanups, so we can remove this as a visible symbol.
Link: https://lkml.kernel.org/r/20241125210149.2976098-3-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Hyeonggon Yoo <42.hyeyoo@xxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxxx>
Cc: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Cc: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: William Kucharski <william.kucharski@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/gfp.h | 8 --------
mm/mempolicy.c | 8 ++++----
2 files changed, 4 insertions(+), 12 deletions(-)
--- a/include/linux/gfp.h~mm-make-alloc_pages_mpol-static
+++ a/include/linux/gfp.h
@@ -300,8 +300,6 @@ static inline struct page *alloc_pages_n
#ifdef CONFIG_NUMA
struct page *alloc_pages_noprof(gfp_t gfp, unsigned int order);
-struct page *alloc_pages_mpol_noprof(gfp_t gfp, unsigned int order,
- struct mempolicy *mpol, pgoff_t ilx, int nid);
struct folio *folio_alloc_noprof(gfp_t gfp, unsigned int order);
struct folio *folio_alloc_mpol_noprof(gfp_t gfp, unsigned int order,
struct mempolicy *mpol, pgoff_t ilx, int nid);
@@ -312,11 +310,6 @@ static inline struct page *alloc_pages_n
{
return alloc_pages_node_noprof(numa_node_id(), gfp_mask, order);
}
-static inline struct page *alloc_pages_mpol_noprof(gfp_t gfp, unsigned int order,
- struct mempolicy *mpol, pgoff_t ilx, int nid)
-{
- return alloc_pages_noprof(gfp, order);
-}
static inline struct folio *folio_alloc_noprof(gfp_t gfp, unsigned int order)
{
return __folio_alloc_node_noprof(gfp, order, numa_node_id());
@@ -331,7 +324,6 @@ static inline struct folio *folio_alloc_
#endif
#define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__))
-#define alloc_pages_mpol(...) alloc_hooks(alloc_pages_mpol_noprof(__VA_ARGS__))
#define folio_alloc(...) alloc_hooks(folio_alloc_noprof(__VA_ARGS__))
#define folio_alloc_mpol(...) alloc_hooks(folio_alloc_mpol_noprof(__VA_ARGS__))
#define vma_alloc_folio(...) alloc_hooks(vma_alloc_folio_noprof(__VA_ARGS__))
--- a/mm/mempolicy.c~mm-make-alloc_pages_mpol-static
+++ a/mm/mempolicy.c
@@ -2222,7 +2222,7 @@ static struct page *alloc_pages_preferre
*
* Return: The page on success or NULL if allocation fails.
*/
-struct page *alloc_pages_mpol_noprof(gfp_t gfp, unsigned int order,
+static struct page *alloc_pages_mpol(gfp_t gfp, unsigned int order,
struct mempolicy *pol, pgoff_t ilx, int nid)
{
nodemask_t *nodemask;
@@ -2284,7 +2284,7 @@ struct page *alloc_pages_mpol_noprof(gfp
struct folio *folio_alloc_mpol_noprof(gfp_t gfp, unsigned int order,
struct mempolicy *pol, pgoff_t ilx, int nid)
{
- return page_rmappable_folio(alloc_pages_mpol_noprof(gfp | __GFP_COMP,
+ return page_rmappable_folio(alloc_pages_mpol(gfp | __GFP_COMP,
order, pol, ilx, nid));
}
@@ -2299,7 +2299,7 @@ struct folio *folio_alloc_mpol_noprof(gf
* NUMA policy. The caller must hold the mmap_lock of the mm_struct of the
* VMA to prevent it from going away. Should be used for all allocations
* for folios that will be mapped into user space, excepting hugetlbfs, and
- * excepting where direct use of alloc_pages_mpol() is more appropriate.
+ * excepting where direct use of folio_alloc_mpol() is more appropriate.
*
* Return: The folio on success or NULL if allocation fails.
*/
@@ -2345,7 +2345,7 @@ struct page *alloc_pages_noprof(gfp_t gf
if (!in_interrupt() && !(gfp & __GFP_THISNODE))
pol = get_task_policy(current);
- return alloc_pages_mpol_noprof(gfp, order, pol, NO_INTERLEAVE_INDEX,
+ return alloc_pages_mpol(gfp, order, pol, NO_INTERLEAVE_INDEX,
numa_node_id());
}
EXPORT_SYMBOL(alloc_pages_noprof);
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
mm-page_alloc-cache-page_zone-result-in-free_unref_page.patch
mm-make-alloc_pages_mpol-static.patch
mm-page_alloc-export-free_frozen_pages-instead-of-free_unref_page.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-post_alloc_hook.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-prep_new_page.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-get_page_from_freelist.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_cpuset_fallback.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_may_oom.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_direct_compact.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_direct_reclaim.patch
mm-page_alloc-move-set_page_refcounted-to-callers-of-__alloc_pages_slowpath.patch
mm-page_alloc-move-set_page_refcounted-to-end-of-__alloc_pages.patch
mm-page_alloc-add-__alloc_frozen_pages.patch
mm-mempolicy-add-alloc_frozen_pages.patch
slab-allocate-frozen-pages.patch
