linux-kernel - [PATCH 1 of 7] x86: convert pgalloc

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Date:	Sat, 02 Feb 2008 01:05:13 -0800
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	LKML <linux-kernel@...r.kernel.org>, Andi Kleen <ak@...e.de>,
	Jan Beulich <jbeulich@...ell.com>,
	Eduardo Pereira Habkost <ehabkost@...hat.com>,
	Ian Campbell <ijc@...lion.org.uk>,
	H Peter Anvin <hpa@...or.com>
Subject: [PATCH 1 of 7] x86: convert pgalloc_64.h from macros to inlines

Convert asm-x86/pgalloc_64.h from macros into inline functions.

Signed-off-by: Jeremy Fitzhardinge <jeremy@...source.com>
---
 include/asm-x86/pgalloc_64.h |   41 ++++++++++++++++++++++++++++++-----------
 1 file changed, 30 insertions(+), 11 deletions(-)

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -842,3 +842,18 @@
 	return 0;
 }
 #endif
+
+void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte)
+{
+	tlb_remove_page(tlb, pte);
+}
+
+void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd)
+{
+	tlb_remove_page(tlb, virt_to_page(pmd));
+}
+
+void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud)
+{
+	tlb_remove_page(tlb, virt_to_page(pud));
+}
diff --git a/include/asm-x86/pgalloc_64.h b/include/asm-x86/pgalloc_64.h
--- a/include/asm-x86/pgalloc_64.h
+++ b/include/asm-x86/pgalloc_64.h
@@ -1,16 +1,24 @@
 #ifndef _X86_64_PGALLOC_H
 #define _X86_64_PGALLOC_H
 
-#include <asm/pda.h>
 #include <linux/threads.h>
 #include <linux/mm.h>
+#include <asm/pda.h>
 
-#define pmd_populate_kernel(mm, pmd, pte) \
-		set_pmd(pmd, __pmd(_PAGE_TABLE | __pa(pte)))
-#define pud_populate(mm, pud, pmd) \
-		set_pud(pud, __pud(_PAGE_TABLE | __pa(pmd)))
-#define pgd_populate(mm, pgd, pud) \
-		set_pgd(pgd, __pgd(_PAGE_TABLE | __pa(pud)))
+static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
+{
+	set_pmd(pmd, __pmd(_PAGE_TABLE | __pa(pte)));
+}
+
+static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd)
+{
+	set_pud(pud, __pud(_PAGE_TABLE | __pa(pmd)));
+}
+
+static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pud_t *pud)
+{
+	set_pgd(pgd, __pgd(_PAGE_TABLE | __pa(pud)));
+}
 
 static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, struct page *pte)
 {
@@ -109,11 +117,10 @@
 static inline void pte_free(struct page *pte)
 {
 	__free_page(pte);
-} 
+}
 
-#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
-
-#define __pmd_free_tlb(tlb,x)   tlb_remove_page((tlb),virt_to_page(x))
-#define __pud_free_tlb(tlb,x)   tlb_remove_page((tlb),virt_to_page(x))
+extern void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte);
+extern void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd);
+extern void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud);
 
 #endif /* _X86_64_PGALLOC_H */


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