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authorJeremy Fitzhardinge <jeremy@goop.org>2008-01-30 13:33:15 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:33:15 +0100
commit5b8dd1e95b5f2b7b80cfc7e6bb709603aef8bbc1 (patch)
tree68f00efe9ddb977c597f479549e9f488d390325c /include/asm-x86/paravirt.h
parentadd native_pud_val and _pmd_val for 2 and 3 (diff)
downloadlinux-5b8dd1e95b5f2b7b80cfc7e6bb709603aef8bbc1.tar.xz
linux-5b8dd1e95b5f2b7b80cfc7e6bb709603aef8bbc1.zip
x86/paravirt: rearrange common mmu_ops
Rearrange the various pagetable mmu_ops to remove duplication. Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/paravirt.h')
-rw-r--r--include/asm-x86/paravirt.h30
1 files changed, 17 insertions, 13 deletions
diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h
index 4aa06b929e48..c38cf1ac4e48 100644
--- a/include/asm-x86/paravirt.h
+++ b/include/asm-x86/paravirt.h
@@ -230,28 +230,32 @@ struct pv_mmu_ops {
void (*pte_update_defer)(struct mm_struct *mm,
unsigned long addr, pte_t *ptep);
+ pteval_t (*pte_val)(pte_t);
+ pte_t (*make_pte)(pteval_t pte);
+
+ pgdval_t (*pgd_val)(pgd_t);
+ pgd_t (*make_pgd)(pgdval_t pgd);
+
+#if PAGETABLE_LEVELS >= 3
#ifdef CONFIG_X86_PAE
void (*set_pte_atomic)(pte_t *ptep, pte_t pteval);
void (*set_pte_present)(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pte);
- void (*set_pud)(pud_t *pudp, pud_t pudval);
void (*pte_clear)(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
void (*pmd_clear)(pmd_t *pmdp);
- unsigned long long (*pte_val)(pte_t);
- unsigned long long (*pmd_val)(pmd_t);
- unsigned long long (*pgd_val)(pgd_t);
+#endif /* CONFIG_X86_PAE */
+
+ void (*set_pud)(pud_t *pudp, pud_t pudval);
- pte_t (*make_pte)(unsigned long long pte);
- pmd_t (*make_pmd)(unsigned long long pmd);
- pgd_t (*make_pgd)(unsigned long long pgd);
-#else
- unsigned long (*pte_val)(pte_t);
- unsigned long (*pgd_val)(pgd_t);
+ pmdval_t (*pmd_val)(pmd_t);
+ pmd_t (*make_pmd)(pmdval_t pmd);
- pte_t (*make_pte)(unsigned long pte);
- pgd_t (*make_pgd)(unsigned long pgd);
-#endif
+#if PAGETABLE_LEVELS == 4
+ pudval_t (*pud_val)(pud_t);
+ pud_t (*make_pud)(pudval_t pud);
+#endif /* PAGETABLE_LEVELS == 4 */
+#endif /* PAGETABLE_LEVELS >= 3 */
#ifdef CONFIG_HIGHPTE
void *(*kmap_atomic_pte)(struct page *page, enum km_type type);