Signed-off-by: Gregory Haskins <[EMAIL PROTECTED]> --- drivers/kvm/kvm.h | 1 + drivers/kvm/mmu.c | 12 ++++++++++++ 2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h index 9934f11..05d5be1 100755 --- a/drivers/kvm/kvm.h +++ b/drivers/kvm/kvm.h @@ -475,6 +475,7 @@ void vcpu_load(struct kvm_vcpu *vcpu); void vcpu_put(struct kvm_vcpu *vcpu); hpa_t gpa_to_hpa(struct kvm_vcpu *vcpu, gpa_t gpa); +void* gpa_to_hva(struct kvm *kvm, gpa_t gpa); #define HPA_MSB ((sizeof(hpa_t) * 8) - 1) #define HPA_ERR_MASK ((hpa_t)1 << HPA_MSB) static inline int is_error_hpa(hpa_t hpa) { return hpa >> HPA_MSB; } diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c index e84c599..daaf0d2 100644 --- a/drivers/kvm/mmu.c +++ b/drivers/kvm/mmu.c @@ -766,6 +766,18 @@ hpa_t gpa_to_hpa(struct kvm_vcpu *vcpu, gpa_t gpa) } EXPORT_SYMBOL_GPL(gpa_to_hpa); +void* gpa_to_hva(struct kvm *kvm, gpa_t gpa) +{ + struct page *page; + + if ((gpa & HPA_ERR_MASK) == 0) + return NULL; + + page = gfn_to_page(kvm, gpa >> PAGE_SHIFT); + return kmap_atomic(page, gpa & PAGE_MASK); +} +EXPORT_SYMBOL_GPL(gpa_to_hva); + hpa_t gva_to_hpa(struct kvm_vcpu *vcpu, gva_t gva) { gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, gva); ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel