diff options
| author | Avi Kivity <avi@qumranet.com> | 2007-05-30 19:31:17 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-07-16 12:05:43 +0300 |
| commit | e60d75ea292071e7ab33c10ca73fdd33fcbbe501 (patch) | |
| tree | 85ca6a1b9f0dca02ec166acca4627127312ecf8e /drivers/kvm/mmu.c | |
| parent | ef0197e8d9273ad8fbfb1bbd30e46e42a32c79e8 (diff) | |
| download | linux-e60d75ea292071e7ab33c10ca73fdd33fcbbe501.tar.gz | |
KVM: MMU: Move set_pte_common() to pte width dependent code
In preparation of some modifications. Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/mmu.c')
| -rw-r--r-- | drivers/kvm/mmu.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c index 46491b4cd859..a7631502f22b 100644 --- a/drivers/kvm/mmu.c +++ b/drivers/kvm/mmu.c @@ -965,54 +965,6 @@ static void paging_new_cr3(struct kvm_vcpu *vcpu) kvm_arch_ops->set_cr3(vcpu, vcpu->mmu.root_hpa); } -static inline void set_pte_common(struct kvm_vcpu *vcpu, - u64 *shadow_pte, - gpa_t gaddr, - int dirty, - u64 access_bits, - gfn_t gfn) -{ - hpa_t paddr; - - *shadow_pte |= access_bits << PT_SHADOW_BITS_OFFSET; - if (!dirty) - access_bits &= ~PT_WRITABLE_MASK; - - paddr = gpa_to_hpa(vcpu, gaddr & PT64_BASE_ADDR_MASK); - - *shadow_pte |= access_bits; - - if (is_error_hpa(paddr)) { - *shadow_pte |= gaddr; - *shadow_pte |= PT_SHADOW_IO_MARK; - *shadow_pte &= ~PT_PRESENT_MASK; - return; - } - - *shadow_pte |= paddr; - - if (access_bits & PT_WRITABLE_MASK) { - struct kvm_mmu_page *shadow; - - shadow = kvm_mmu_lookup_page(vcpu, gfn); - if (shadow) { - pgprintk("%s: found shadow page for %lx, marking ro\n", - __FUNCTION__, gfn); - access_bits &= ~PT_WRITABLE_MASK; - if (is_writeble_pte(*shadow_pte)) { - *shadow_pte &= ~PT_WRITABLE_MASK; - kvm_arch_ops->tlb_flush(vcpu); - } - } - } - - if (access_bits & PT_WRITABLE_MASK) - mark_page_dirty(vcpu->kvm, gaddr >> PAGE_SHIFT); - - page_header_update_slot(vcpu->kvm, shadow_pte, gaddr); - rmap_add(vcpu, shadow_pte); -} - static void inject_page_fault(struct kvm_vcpu *vcpu, u64 addr, u32 err_code) |