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authorJeremy Fitzhardinge <jeremy@goop.org>2008-07-08 15:06:38 -0700
committerIngo Molnar <mingo@elte.hu>2008-07-16 10:57:16 +0200
commitf6e587325b3bc7e5c829a407ddc25b52c1e73851 (patch)
treebc525b9bf2967491593b89bf022888102dfff57e /arch/x86/xen/mmu.h
parente74359028d5489a281fb2c379a47b1d3cb14526e (diff)
downloadlinux-f6e587325b3bc7e5c829a407ddc25b52c1e73851.tar.bz2
xen64: add extra pv_mmu_ops
We need extra pv_mmu_ops for 64-bit, to deal with the extra level of pagetable. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Stephen Tweedie <sct@redhat.com> Cc: Eduardo Habkost <ehabkost@redhat.com> Cc: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/xen/mmu.h')
-rw-r--r--arch/x86/xen/mmu.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/x86/xen/mmu.h b/arch/x86/xen/mmu.h
index 7856e37f6044..19d544b0b6c6 100644
--- a/arch/x86/xen/mmu.h
+++ b/arch/x86/xen/mmu.h
@@ -32,13 +32,24 @@ pgd_t xen_make_pgd(pgdval_t);
void xen_set_pte(pte_t *ptep, pte_t pteval);
void xen_set_pte_at(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pteval);
+
+#ifdef CONFIG_X86_PAE
void xen_set_pte_atomic(pte_t *ptep, pte_t pte);
+void xen_pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
+void xen_pmd_clear(pmd_t *pmdp);
+#endif /* CONFIG_X86_PAE */
+
void xen_set_pmd(pmd_t *pmdp, pmd_t pmdval);
void xen_set_pud(pud_t *ptr, pud_t val);
void xen_set_pmd_hyper(pmd_t *pmdp, pmd_t pmdval);
void xen_set_pud_hyper(pud_t *ptr, pud_t val);
-void xen_pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
-void xen_pmd_clear(pmd_t *pmdp);
+
+#if PAGETABLE_LEVELS == 4
+pudval_t xen_pud_val(pud_t pud);
+pud_t xen_make_pud(pudval_t pudval);
+void xen_set_pgd(pgd_t *pgdp, pgd_t pgd);
+void xen_set_pgd_hyper(pgd_t *pgdp, pgd_t pgd);
+#endif
pte_t xen_ptep_modify_prot_start(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
void xen_ptep_modify_prot_commit(struct mm_struct *mm, unsigned long addr,