On 06/26/2010 02:25 AM, Alexander Graf wrote:
We will be introducing a method to project the shared page in guest context. As soon as we're talking about this coupling, the shared page is colled magic page.This patch introduces simple defines, so the follow-up patches are easier to read. diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index e35c1ac..5f8c214 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -285,6 +285,8 @@ struct kvm_vcpu_arch { u64 dec_jiffies; unsigned long pending_exceptions; struct kvm_vcpu_arch_shared *shared; + unsigned long magic_page_pa; /* phys addr to map the magic page to */ + unsigned long magic_page_ea; /* effect. addr to map the magic page to */
Is ea like a va? If so, can't the guest specify it by manipulating the hash table (or tlb)?
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