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authorPaul Mackerras <paulus@ozlabs.org>2017-01-30 21:21:44 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2017-01-31 19:11:48 +1100
commit9e04ba69beec372ddf857c700ff922e95f50b0d0 (patch)
treea2e50cc6724c65cc1113382c0ac9dee6729c2113 /arch/powerpc/include/asm/kvm_book3s_64.h
parentef8c640cb9cc865a461827b698fcc55b0ecaa600 (diff)
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KVM: PPC: Book3S HV: Add basic infrastructure for radix guests
This adds a field in struct kvm_arch and an inline helper to indicate whether a guest is a radix guest or not, plus a new file to contain the radix MMU code, which currently contains just a translate function which knows how to traverse the guest page tables to translate an address. Signed-off-by: Paul Mackerras <paulus@ozlabs.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/kvm_book3s_64.h')
-rw-r--r--arch/powerpc/include/asm/kvm_book3s_64.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h
index 848292176908..0db010cc4e65 100644
--- a/arch/powerpc/include/asm/kvm_book3s_64.h
+++ b/arch/powerpc/include/asm/kvm_book3s_64.h
@@ -36,6 +36,12 @@ static inline void svcpu_put(struct kvmppc_book3s_shadow_vcpu *svcpu)
#endif
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
+
+static inline bool kvm_is_radix(struct kvm *kvm)
+{
+ return kvm->arch.radix;
+}
+
#define KVM_DEFAULT_HPT_ORDER 24 /* 16MB HPT by default */
#endif