Thread (5 messages) flat view 5 messages, 2 authors, 2017-06-08
STALE3347d

Revision v3 of 2 in this series.

Revisions (2)
  1. v2 [diff vs current]
  2. v3 current

[PATCH v3 2/3] powerpc/mm/book(e)(3s)/32: Add page table accounting

From: Balbir Singh <bsingharora@gmail.com>
Date: 2017-05-02 05:17:28
Also in: linux-mm
Subsystem: linux for powerpc (32-bit and 64-bit), the rest · Maintainers: Madhavan Srinivasan, Linus Torvalds

Add support in pte_alloc_one() and pgd_alloc() by
passing __GFP_ACCOUNT in the flags

Signed-off-by: Balbir Singh <bsingharora@gmail.com>
---
 arch/powerpc/include/asm/nohash/32/pgalloc.h | 3 ++-
 arch/powerpc/mm/pgtable_32.c                 | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/include/asm/nohash/32/pgalloc.h b/arch/powerpc/include/asm/nohash/32/pgalloc.h
index 6331392..cc369a7 100644
--- a/arch/powerpc/include/asm/nohash/32/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/32/pgalloc.h
@@ -31,7 +31,8 @@ extern struct kmem_cache *pgtable_cache[];
 
 static inline pgd_t *pgd_alloc(struct mm_struct *mm)
 {
-	return kmem_cache_alloc(PGT_CACHE(PGD_INDEX_SIZE), GFP_KERNEL);
+	return kmem_cache_alloc(PGT_CACHE(PGD_INDEX_SIZE),
+			pgtable_gfp_flags(mm, GFP_KERNEL));
 }
 
 static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index a65c0b4..dc1e0c2 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -60,7 +60,7 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
 	struct page *ptepage;
 
-	gfp_t flags = GFP_KERNEL | __GFP_ZERO;
+	gfp_t flags = GFP_KERNEL | __GFP_ZERO | __GFP_ACCOUNT;
 
 	ptepage = alloc_pages(flags, 0);
 	if (!ptepage)
-- 
2.9.3
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