[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PULL 6/6] i386: hvf: Explicitly set CR4 guest/host mask
From: |
Eduardo Habkost |
Subject: |
[PULL 6/6] i386: hvf: Explicitly set CR4 guest/host mask |
Date: |
Thu, 16 Jul 2020 14:19:03 -0400 |
From: Roman Bolshakov <r.bolshakov@yadro.com>
Removal of register reset omitted initialization of CR4 guest/host mask.
x86_64 guests aren't booting without it.
Fixes: 5009ef22c6bb2 ("i386: hvf: Don't duplicate register reset")
Signed-off-by: Roman Bolshakov <r.bolshakov@yadro.com>
Message-Id: <20200714090726.41082-1-r.bolshakov@yadro.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
target/i386/hvf/vmx.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/target/i386/hvf/vmx.h b/target/i386/hvf/vmx.h
index 75ba1e2a5f..587b1b8375 100644
--- a/target/i386/hvf/vmx.h
+++ b/target/i386/hvf/vmx.h
@@ -166,6 +166,7 @@ static inline void macvm_set_cr4(hv_vcpuid_t vcpu, uint64_t
cr4)
wvmcs(vcpu, VMCS_GUEST_CR4, guest_cr4);
wvmcs(vcpu, VMCS_CR4_SHADOW, cr4);
+ wvmcs(vcpu, VMCS_CR4_MASK, CR4_VMXE);
hv_vcpu_invalidate_tlb(vcpu);
hv_vcpu_flush(vcpu);
--
2.26.2
- [PULL 0/6] x86 fixes for -rc1, Eduardo Habkost, 2020/07/16
- [PULL 2/6] i386/cpu: Don't add unavailable_features to env->user_features, Eduardo Habkost, 2020/07/16
- [PULL 1/6] i368/cpu: Clear env->user_features after loading versioned CPU model, Eduardo Habkost, 2020/07/16
- [PULL 6/6] i386: hvf: Explicitly set CR4 guest/host mask,
Eduardo Habkost <=
- [PULL 5/6] target/i386: add the missing vmx features for Skylake-Server and Cascadelake-Server CPU models, Eduardo Habkost, 2020/07/16
- [PULL 3/6] target/i386: add fast short REP MOV support, Eduardo Habkost, 2020/07/16
- [PULL 4/6] target/i386: fix model number and add missing features for Icelake-Server CPU model, Eduardo Habkost, 2020/07/16
- Re: [PULL 0/6] x86 fixes for -rc1, Peter Maydell, 2020/07/17