From: Jeremy Fitzhardinge <jeremy@goop.org>
Date: Thu, 5 Feb 2009 19:31:02 +0000 (-0800)
Subject: x86: unify pmd_offset
X-Git-Tag: v2.6.30-rc3~72^2~31^2~2^4~20^2~18
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=01ade20d5a22e6ef002cbb751dddc3a01a78f998;p=~emulex%2Finfiniband.git

x86: unify pmd_offset

Impact: cleanup

Unify and demacro pmd_offset.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
---

diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index 28ba09ac230..7ad9d05710b 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -115,10 +115,6 @@ static inline void pud_clear(pud_t *pudp)
 		write_cr3(pgd);
 }
 
-/* Find an entry in the second-level page table.. */
-#define pmd_offset(pud, address) ((pmd_t *)pud_page_vaddr(*(pud)) +	\
-				  pmd_index(address))
-
 #ifdef CONFIG_SMP
 static inline pte_t native_ptep_get_and_clear(pte_t *ptep)
 {
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 4ec24b6d099..a7dbb05075d 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -504,6 +504,12 @@ static inline struct page *pud_page(pud_t pud)
 {
 	return pfn_to_page(pud_val(pud) >> PAGE_SHIFT);
 }
+
+/* Find an entry in the second-level page table.. */
+static inline pmd_t *pmd_offset(pud_t *pud, unsigned long address)
+{
+	return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(address);
+}
 #endif	/* PAGETABLE_LEVELS > 2 */
 
 #if PAGETABLE_LEVELS > 3
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 15f42d6ee2f..78269656cf0 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -191,8 +191,6 @@ static inline int pud_large(pud_t pte)
 }
 
 /* PMD  - Level 2 access */
-#define pmd_offset(dir, address) ((pmd_t *)pud_page_vaddr(*(dir)) + \
-				  pmd_index(address))
 #define pfn_pmd(nr, prot) (__pmd(((nr) << PAGE_SHIFT) | pgprot_val((prot))))
 #define pmd_pfn(x)  ((pmd_val((x)) & __PHYSICAL_MASK) >> PAGE_SHIFT)