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KVM: PPC: First magic page steps

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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.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Alexander Graf 2010-07-29 14:47:53 +02:00 committed by Avi Kivity
parent 28e83b4fa7
commit beb03f14da
2 changed files with 3 additions and 0 deletions
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2
arch/powerpc/include/asm/kvm_host.h
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@ -287,6 +287,8 @@ 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 */
#ifdef CONFIG_PPC_BOOK3S
struct hlist_head hpte_hash_pte[HPTEG_HASH_NUM_PTE];

1
include/linux/kvm_para.h
View file

@ -18,6 +18,7 @@
#define KVM_HC_VAPIC_POLL_IRQ 1
#define KVM_HC_MMU_OP 2
#define KVM_HC_FEATURES 3
#define KVM_HC_PPC_MAP_MAGIC_PAGE 4
/*
* hypercalls use architecture specific