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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-07-08 15:06:38 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-16 10:57:16 +0200 |
| commit | f6e587325b3bc7e5c829a407ddc25b52c1e73851 (patch) | |
| tree | bc525b9bf2967491593b89bf022888102dfff57e /arch/x86/xen/mmu.h | |
| parent | e74359028d5489a281fb2c379a47b1d3cb14526e (diff) | |
| download | linux-f6e587325b3bc7e5c829a407ddc25b52c1e73851.tar.gz linux-f6e587325b3bc7e5c829a407ddc25b52c1e73851.tar.bz2 linux-f6e587325b3bc7e5c829a407ddc25b52c1e73851.zip | |
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.h | 15 |
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, |