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authorJeremy Fitzhardinge <jeremy@goop.org>2009-02-05 22:31:07 +0300
committerJeremy Fitzhardinge <jeremy@goop.org>2009-02-06 23:31:50 +0300
commit3fbc2444f465710cdf0c832461a6a14338437453 (patch)
tree9ab2b212b908b08a9fac435a974d259abc983f38
parent346309cff6127a38731cf102de3413a562700b84 (diff)
downloadlinux-3fbc2444f465710cdf0c832461a6a14338437453.tar.xz
x86: unify pte_offset_kernel
Impact: cleanup Unify and demacro pte_offset_kernel. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
-rw-r--r--arch/x86/include/asm/pgtable.h5
-rw-r--r--arch/x86/include/asm/pgtable_32.h3
-rw-r--r--arch/x86/include/asm/pgtable_64.h3
3 files changed, 5 insertions, 6 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 10a8c2e51789..c61b37af1f28 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -509,6 +509,11 @@ static inline unsigned pte_index(unsigned long address)
return (address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1);
}
+static inline pte_t *pte_offset_kernel(pmd_t *pmd, unsigned long address)
+{
+ return (pte_t *)pmd_page_vaddr(*pmd) + pte_index(address);
+}
+
#if PAGETABLE_LEVELS > 2
static inline int pud_present(pud_t pud)
{
diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h
index 00d298e14a8f..133fc4e4529a 100644
--- a/arch/x86/include/asm/pgtable_32.h
+++ b/arch/x86/include/asm/pgtable_32.h
@@ -97,9 +97,6 @@ extern unsigned long pg0[];
static inline int pud_large(pud_t pud) { return 0; }
-#define pte_offset_kernel(dir, address) \
- ((pte_t *)pmd_page_vaddr(*(dir)) + pte_index((address)))
-
#if defined(CONFIG_HIGHPTE)
#define pte_offset_map(dir, address) \
((pte_t *)kmap_atomic_pte(pmd_page(*(dir)), KM_PTE0) + \
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index e7321bc8aa81..a8bfb75c76ab 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -198,9 +198,6 @@ static inline int pud_large(pud_t pte)
/* PTE - Level 1 access. */
-#define pte_offset_kernel(dir, address) ((pte_t *) pmd_page_vaddr(*(dir)) + \
- pte_index((address)))
-
/* x86-64 always has all page tables mapped. */
#define pte_offset_map(dir, address) pte_offset_kernel((dir), (address))
#define pte_offset_map_nested(dir, address) pte_offset_kernel((dir), (address))