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authorMatthew Wilcox (Oracle) <willy@infradead.org>2022-04-04 15:11:04 -0400
committerMatthew Wilcox (Oracle) <willy@infradead.org>2022-04-07 09:43:41 -0400
commitf584b68005ac782097d63a691740cb0dfed072ed (patch)
tree8ed4111a39c1fcbccee5a9df4b484bed8214b467 /include/linux/gfp.h
parentc185e494ae0ceb126d89b8e3413ed0a1132e05d3 (diff)
mm: Add vma_alloc_folio()
This wrapper around alloc_pages_vma() calls prep_transhuge_page(), removing the obligation from the caller. This is in the same spirit as __folio_alloc(). Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Zi Yan <ziy@nvidia.com> Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Diffstat (limited to 'include/linux/gfp.h')
-rw-r--r--include/linux/gfp.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 761f8f1885c7..3e3d36fc2109 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -613,9 +613,11 @@ static inline struct page *alloc_pages_node(int nid, gfp_t gfp_mask,
#ifdef CONFIG_NUMA
struct page *alloc_pages(gfp_t gfp, unsigned int order);
struct folio *folio_alloc(gfp_t gfp, unsigned order);
-extern struct page *alloc_pages_vma(gfp_t gfp_mask, int order,
+struct page *alloc_pages_vma(gfp_t gfp_mask, int order,
struct vm_area_struct *vma, unsigned long addr,
bool hugepage);
+struct folio *vma_alloc_folio(gfp_t gfp, int order, struct vm_area_struct *vma,
+ unsigned long addr, bool hugepage);
#define alloc_hugepage_vma(gfp_mask, vma, addr, order) \
alloc_pages_vma(gfp_mask, order, vma, addr, true)
#else
@@ -627,8 +629,10 @@ static inline struct folio *folio_alloc(gfp_t gfp, unsigned int order)
{
return __folio_alloc_node(gfp, order, numa_node_id());
}
-#define alloc_pages_vma(gfp_mask, order, vma, addr, false)\
+#define alloc_pages_vma(gfp_mask, order, vma, addr, hugepage) \
alloc_pages(gfp_mask, order)
+#define vma_alloc_folio(gfp, order, vma, addr, hugepage) \
+ folio_alloc(gfp, order)
#define alloc_hugepage_vma(gfp_mask, vma, addr, order) \
alloc_pages(gfp_mask, order)
#endif