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[v1,09/15] powerpc/mm: inline pte_alloc_one_kernel() and pte_alloc_one() on PPC32

Message ID 04200c1d4d6ea143e54db651995933edefd024ac.1554321743.git.christophe.leroy@c-s.fr (mailing list archive)
State Superseded
Headers show
Series Refactor pgalloc stuff | expand

Commit Message

Christophe Leroy April 3, 2019, 8:06 p.m. UTC 
pte_alloc_one_kernel() and pte_alloc_one() are simple calls to
pte_fragment_alloc(), so they are good candidates for inlining as
already done on PPC64.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
 arch/powerpc/include/asm/book3s/32/pgalloc.h | 15 ++++++++++++---
 arch/powerpc/include/asm/nohash/32/pgalloc.h | 15 ++++++++++++---
 arch/powerpc/mm/pgtable_32.c                 | 10 ----------
 3 files changed, 24 insertions(+), 16 deletions(-)
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Patch

diff --git a/arch/powerpc/include/asm/book3s/32/pgalloc.h b/arch/powerpc/include/asm/book3s/32/pgalloc.h
index 645af86cd072..0ed856068bb8 100644
--- a/arch/powerpc/include/asm/book3s/32/pgalloc.h
+++ b/arch/powerpc/include/asm/book3s/32/pgalloc.h
@@ -59,10 +59,19 @@  static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmdp,
 
 #define pmd_pgtable(pmd) ((pgtable_t)pmd_page_vaddr(pmd))
 
-extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
-extern pgtable_t pte_alloc_one(struct mm_struct *mm);
-void pte_frag_destroy(void *pte_frag);
 pte_t *pte_fragment_alloc(struct mm_struct *mm, int kernel);
+
+static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
+{
+	return (pte_t *)pte_fragment_alloc(mm, 1);
+}
+
+static inline pgtable_t pte_alloc_one(struct mm_struct *mm)
+{
+	return (pgtable_t)pte_fragment_alloc(mm, 0);
+}
+
+void pte_frag_destroy(void *pte_frag);
 void pte_fragment_free(unsigned long *table, int kernel);
 
 static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
diff --git a/arch/powerpc/include/asm/nohash/32/pgalloc.h b/arch/powerpc/include/asm/nohash/32/pgalloc.h
index ea265a578eb0..1d41508f0676 100644
--- a/arch/powerpc/include/asm/nohash/32/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/32/pgalloc.h
@@ -77,10 +77,19 @@  static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmdp,
 #define pmd_pgtable(pmd) ((pgtable_t)pmd_page_vaddr(pmd))
 #endif
 
-extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
-extern pgtable_t pte_alloc_one(struct mm_struct *mm);
-void pte_frag_destroy(void *pte_frag);
 pte_t *pte_fragment_alloc(struct mm_struct *mm, int kernel);
+
+static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
+{
+	return (pte_t *)pte_fragment_alloc(mm, 1);
+}
+
+static inline pgtable_t pte_alloc_one(struct mm_struct *mm)
+{
+	return (pgtable_t)pte_fragment_alloc(mm, 0);
+}
+
+void pte_frag_destroy(void *pte_frag);
 void pte_fragment_free(unsigned long *table, int kernel);
 
 static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index a1c3062f0665..d02fe3ce64db 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -43,16 +43,6 @@  EXPORT_SYMBOL(ioremap_bot);	/* aka VMALLOC_END */
 
 extern char etext[], _stext[], _sinittext[], _einittext[];
 
-pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
-{
-	return (pte_t *)pte_fragment_alloc(mm, 1);
-}
-
-pgtable_t pte_alloc_one(struct mm_struct *mm)
-{
-	return (pgtable_t)pte_fragment_alloc(mm, 0);
-}
-
 void __iomem *
 ioremap(phys_addr_t addr, unsigned long size)
 {