linux-kernel - [PATCH 3 of 7] x86: put paravirt stubs into common asm/pgalloc.h

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Date:	Sat, 02 Feb 2008 01:05:15 -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 3 of 7] x86: put paravirt stubs into common asm/pgalloc.h

Signed-off-by: Jeremy Fitzhardinge <jeremy@...source.com>
---
 arch/x86/mm/pageattr.c       |    2 --
 include/asm-x86/pgalloc.h    |   11 +++++++++++
 include/asm-x86/pgalloc_32.h |   10 ----------
 3 files changed, 11 insertions(+), 12 deletions(-)

diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -249,9 +249,7 @@
 	address = __pa(address);
 	addr = address & LARGE_PAGE_MASK;
 	pbase = (pte_t *)page_address(base);
-#ifdef CONFIG_X86_32
 	paravirt_alloc_pt(&init_mm, page_to_pfn(base));
-#endif
 
 	pgprot_val(ref_prot) &= ~_PAGE_NX;
 	for (i = 0; i < PTRS_PER_PTE; i++, addr += PAGE_SIZE)
diff --git a/include/asm-x86/pgalloc.h b/include/asm-x86/pgalloc.h
--- a/include/asm-x86/pgalloc.h
+++ b/include/asm-x86/pgalloc.h
@@ -4,6 +4,16 @@
 #include <linux/threads.h>
 #include <linux/mm.h>		/* for struct page */
 #include <linux/pagemap.h>
+
+#ifdef CONFIG_PARAVIRT
+#include <asm/paravirt.h>
+#else
+#define paravirt_alloc_pt(mm, pfn) do { } while (0)
+#define paravirt_alloc_pd(mm, pfn) do { } while (0)
+#define paravirt_alloc_pd_clone(pfn, clonepfn, start, count) do { } while (0)
+#define paravirt_release_pt(pfn) do { } while (0)
+#define paravirt_release_pd(pfn) do { } while (0)
+#endif
 
 /*
  * Allocate and free page tables.
diff --git a/include/asm-x86/pgalloc_32.h b/include/asm-x86/pgalloc_32.h
--- a/include/asm-x86/pgalloc_32.h
+++ b/include/asm-x86/pgalloc_32.h
@@ -1,15 +1,5 @@
 #ifndef _I386_PGALLOC_H
 #define _I386_PGALLOC_H
-
-#ifdef CONFIG_PARAVIRT
-#include <asm/paravirt.h>
-#else
-#define paravirt_alloc_pt(mm, pfn) do { } while (0)
-#define paravirt_alloc_pd(mm, pfn) do { } while (0)
-#define paravirt_alloc_pd_clone(pfn, clonepfn, start, count) do { } while (0)
-#define paravirt_release_pt(pfn) do { } while (0)
-#define paravirt_release_pd(pfn) do { } while (0)
-#endif
 
 static inline void pmd_populate_kernel(struct mm_struct *mm,
 				       pmd_t *pmd, pte_t *pte)


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