Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=60b3f626dee9f0b1b656918e40e211822c18200d
Commit: 60b3f626dee9f0b1b656918e40e211822c18200d
Parent: 4eed80cd7a1668df6ddd884f9474beccc81ef3f7
Author: Jeremy Fitzhardinge <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 30 13:33:15 2008 +0100
Committer: Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 13:33:15 2008 +0100
x86/paravirt: make set_pmd operation common
Remove duplicate set_pmd()s.
Signed-off-by: Jeremy Fitzhardinge <[EMAIL PROTECTED]>
Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
---
include/asm-x86/paravirt.h | 43 ++++++++++++++++++++-----------------------
1 files changed, 20 insertions(+), 23 deletions(-)
diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h
index ba1b943..d9957ec 100644
--- a/include/asm-x86/paravirt.h
+++ b/include/asm-x86/paravirt.h
@@ -998,6 +998,16 @@ static inline void set_pte_at(struct mm_struct *mm,
unsigned long addr,
PVOP_VCALL4(pv_mmu_ops.set_pte_at, mm, addr, ptep, pte.pte);
}
+static inline void set_pmd(pmd_t *pmdp, pmd_t pmd)
+{
+ pmdval_t val = native_pmd_val(pmd);
+
+ if (sizeof(pmdval_t) > sizeof(long))
+ PVOP_VCALL3(pv_mmu_ops.set_pmd, pmdp, val, (u64)val >> 32);
+ else
+ PVOP_VCALL2(pv_mmu_ops.set_pmd, pmdp, val);
+}
+
#ifdef CONFIG_X86_PAE
/* Special-case pte-setting operations for PAE, which can't update a
64-bit pte atomically */
@@ -1019,6 +1029,11 @@ static inline void pte_clear(struct mm_struct *mm,
unsigned long addr,
{
PVOP_VCALL3(pv_mmu_ops.pte_clear, mm, addr, ptep);
}
+
+static inline void pmd_clear(pmd_t *pmdp)
+{
+ PVOP_VCALL1(pv_mmu_ops.pmd_clear, pmdp);
+}
#else /* !CONFIG_X86_PAE */
static inline void set_pte_atomic(pte_t *ptep, pte_t pte)
{
@@ -1036,6 +1051,11 @@ static inline void pte_clear(struct mm_struct *mm,
unsigned long addr,
{
set_pte_at(mm, addr, ptep, __pte(0));
}
+
+static inline void pmd_clear(pmd_t *pmdp)
+{
+ set_pmd(pmdp, __pmd(0));
+}
#endif /* CONFIG_X86_PAE */
#if PAGETABLE_LEVELS >= 3
@@ -1070,35 +1090,12 @@ static inline pmdval_t pmd_val(pmd_t pmd)
#ifdef CONFIG_X86_PAE
-static inline void set_pmd(pmd_t *pmdp, pmd_t pmdval)
-{
- PVOP_VCALL3(pv_mmu_ops.set_pmd, pmdp,
- pmdval.pmd, pmdval.pmd >> 32);
-}
-
static inline void set_pud(pud_t *pudp, pud_t pudval)
{
PVOP_VCALL3(pv_mmu_ops.set_pud, pudp,
pudval.pgd.pgd, pudval.pgd.pgd >> 32);
}
-static inline void pmd_clear(pmd_t *pmdp)
-{
- PVOP_VCALL1(pv_mmu_ops.pmd_clear, pmdp);
-}
-
-#else /* !CONFIG_X86_PAE */
-
-static inline void set_pmd(pmd_t *pmdp, pmd_t pmdval)
-{
- PVOP_VCALL2(pv_mmu_ops.set_pmd, pmdp, pmdval.pud.pgd.pgd);
-}
-
-static inline void pmd_clear(pmd_t *pmdp)
-{
- set_pmd(pmdp, __pmd(0));
-}
-
#endif /* CONFIG_X86_PAE */
/* Lazy mode for batching updates / context switch */
-
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