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| author |   Alexander Graf <agraf@suse.de> | 2014-06-20 14:43:36 +0200 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2014-07-28 16:35:53 +0200 |
| commit | c12fb43c2f6d6a57a4e21afe74ff56485d699ee7 (patch) | |
| tree | 4e5b0697bebd43348fa15f116b1c746ef561a9cb /arch/powerpc/include/asm/kvm_booke.h | |
| parent | KVM: PPC: Use kvm_read_guest in kvmppc_ld (diff) | |
| download | linux-dev-c12fb43c2f6d6a57a4e21afe74ff56485d699ee7.tar.xz linux-dev-c12fb43c2f6d6a57a4e21afe74ff56485d699ee7.zip | |
KVM: PPC: Handle magic page in kvmppc_ld/st
We use kvmppc_ld and kvmppc_st to emulate load/store instructions that may as
well access the magic page. Special case it out so that we can properly access
it.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/include/asm/kvm_booke.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_booke.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_booke.h b/arch/powerpc/include/asm/kvm_booke.h index cbb19906ca36..f7aa5cc395c4 100644 --- a/arch/powerpc/include/asm/kvm_booke.h +++ b/arch/powerpc/include/asm/kvm_booke.h @@ -103,4 +103,14 @@ static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu) { return vcpu->arch.fault_dear; } + +static inline bool kvmppc_supports_magic_page(struct kvm_vcpu *vcpu) +{ + /* Magic page is only supported on e500v2 */ +#ifdef CONFIG_KVM_E500V2 + return true; +#else + return false; +#endif +} #endif /* __ASM_KVM_BOOKE_H__ */ |