74 lines
2.2 KiB
Diff
74 lines
2.2 KiB
Diff
From: agraf@suse.de
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Subject: Implement some missing intercepts so osx doesn't blow up
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Patch-mainline: unknown
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References: bnc#556564
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---
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arch/x86/kvm/svm.c | 20 ++++++++++++++++++--
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arch/x86/kvm/x86.c | 4 +++-
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2 files changed, 21 insertions(+), 3 deletions(-)
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--- a/arch/x86/kvm/svm.c
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+++ b/arch/x86/kvm/svm.c
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@@ -2303,6 +2303,22 @@ static int skinit_interception(struct vc
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return 1;
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}
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+static int monitor_interception(struct vcpu_svm *svm)
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+{
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+ svm->next_rip = kvm_rip_read(&svm->vcpu) + 3;
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+ skip_emulated_instruction(&svm->vcpu);
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+
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+ return 1;
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+}
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+
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+static int mwait_interception(struct vcpu_svm *svm)
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+{
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+ svm->next_rip = kvm_rip_read(&svm->vcpu) + 3;
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+ skip_emulated_instruction(&svm->vcpu);
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+
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+ return kvm_emulate_halt(&svm->vcpu);
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+}
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+
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static int invalid_op_interception(struct vcpu_svm *svm)
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{
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kvm_queue_exception(&svm->vcpu, UD_VECTOR);
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@@ -2722,8 +2738,8 @@ static int (*svm_exit_handlers[])(struct
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[SVM_EXIT_CLGI] = clgi_interception,
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[SVM_EXIT_SKINIT] = skinit_interception,
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[SVM_EXIT_WBINVD] = emulate_on_interception,
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- [SVM_EXIT_MONITOR] = invalid_op_interception,
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- [SVM_EXIT_MWAIT] = invalid_op_interception,
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+ [SVM_EXIT_MONITOR] = monitor_interception,
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+ [SVM_EXIT_MWAIT] = mwait_interception,
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[SVM_EXIT_XSETBV] = xsetbv_interception,
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[SVM_EXIT_NPF] = pf_interception,
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};
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--- a/arch/x86/kvm/x86.c
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+++ b/arch/x86/kvm/x86.c
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@@ -1254,6 +1254,7 @@ int kvm_set_msr_common(struct kvm_vcpu *
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case MSR_VM_HSAVE_PA:
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case MSR_AMD64_PATCH_LOADER:
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break;
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+ case 0xe2:
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case 0x200 ... 0x2ff:
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return set_msr_mtrr(vcpu, msr, data);
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case MSR_IA32_APICBASE:
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@@ -1512,6 +1513,7 @@ int kvm_get_msr_common(struct kvm_vcpu *
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case MSR_K8_INT_PENDING_MSG:
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case MSR_AMD64_NB_CFG:
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case MSR_FAM10H_MMIO_CONF_BASE:
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+ case 0xe2:
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data = 0;
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break;
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case MSR_MTRRcap:
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@@ -1985,7 +1987,7 @@ static void do_cpuid_ent(struct kvm_cpui
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0 /* Reserved */ | f_lm | F(3DNOWEXT) | F(3DNOW);
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/* cpuid 1.ecx */
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const u32 kvm_supported_word4_x86_features =
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- F(XMM3) | F(PCLMULQDQ) | 0 /* DTES64, MONITOR */ |
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+ F(XMM3) | F(PCLMULQDQ) | 0 /* DTES64 */ | F(MWAIT) |
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0 /* DS-CPL, VMX, SMX, EST */ |
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0 /* TM2 */ | F(SSSE3) | 0 /* CNXT-ID */ | 0 /* Reserved */ |
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0 /* Reserved */ | F(CX16) | 0 /* xTPR Update, PDCM */ |
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