From 96bc451a153297bf1f99ef2d633d512ea349ae7a Mon Sep 17 00:00:00 2001 From: Alexander Graf Date: Thu, 29 Jul 2010 14:47:42 +0200 Subject: KVM: PPC: Introduce shared page For transparent variable sharing between the hypervisor and guest, I introduce a shared page. This shared page will contain all the registers the guest can read and write safely without exiting guest context. This patch only implements the stubs required for the basic structure of the shared page. The actual register moving follows. Signed-off-by: Alexander Graf Signed-off-by: Avi Kivity --- arch/powerpc/kernel/asm-offsets.c | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/powerpc/kernel/asm-offsets.c') diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 1c0607ddccc0..60e7db4c13af 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -400,6 +400,7 @@ int main(void) DEFINE(VCPU_SPRG6, offsetof(struct kvm_vcpu, arch.sprg6)); DEFINE(VCPU_SPRG7, offsetof(struct kvm_vcpu, arch.sprg7)); DEFINE(VCPU_SHADOW_PID, offsetof(struct kvm_vcpu, arch.shadow_pid)); + DEFINE(VCPU_SHARED, offsetof(struct kvm_vcpu, arch.shared)); /* book3s */ #ifdef CONFIG_PPC_BOOK3S -- cgit v1.2.3