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[PATCH v4 12/21] i386: adjust the expected KVM_GET_SUPPORTED_HV_CPUID ar
From: |
Vitaly Kuznetsov |
Subject: |
[PATCH v4 12/21] i386: adjust the expected KVM_GET_SUPPORTED_HV_CPUID array size |
Date: |
Wed, 10 Feb 2021 17:40:24 +0100 |
SYNDBG leaves were recently (Linux-5.8) added to KVM but we haven't
updated the expected size of KVM_GET_SUPPORTED_HV_CPUID output in
KVM so we now make serveral tries before succeeding. Update the
default.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
target/i386/kvm/kvm.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c
index 3c1e84576184..f4edfbb10879 100644
--- a/target/i386/kvm/kvm.c
+++ b/target/i386/kvm/kvm.c
@@ -960,7 +960,8 @@ static struct kvm_cpuid2 *try_get_hv_cpuid(CPUState *cs,
int max)
static struct kvm_cpuid2 *get_supported_hv_cpuid(CPUState *cs)
{
struct kvm_cpuid2 *cpuid;
- int max = 7; /* 0x40000000..0x40000005, 0x4000000A */
+ /* 0x40000000..0x40000005, 0x4000000A, 0x40000080..0x40000080 leaves */
+ int max = 10;
int i;
/*
--
2.29.2
- [PATCH v4 02/21] i386: invert hyperv_spinlock_attempts setting logic with hv_passthrough, (continued)
- [PATCH v4 02/21] i386: invert hyperv_spinlock_attempts setting logic with hv_passthrough, Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 03/21] i386: always fill Hyper-V CPUID feature leaves from X86CPU data, Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 01/21] i386: keep hyperv_vendor string up-to-date, Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 07/21] i386: drop FEAT_HYPERV feature leaves, Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 04/21] i386: stop using env->features[] for filling Hyper-V CPUIDs, Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 08/21] i386: introduce hv_cpuid_cache, Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 09/21] i386: split hyperv_handle_properties() into hyperv_expand_features()/hyperv_fill_cpuids(), Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 05/21] i386: introduce hyperv_feature_supported(), Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 06/21] i386: introduce hv_cpuid_get_host(), Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 11/21] i386: switch hyperv_expand_features() to using error_setg(), Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 12/21] i386: adjust the expected KVM_GET_SUPPORTED_HV_CPUID array size,
Vitaly Kuznetsov <=
- [PATCH v4 10/21] i386: move eVMCS enablement to hyperv_init_vcpu(), Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 13/21] i386: prefer system KVM_GET_SUPPORTED_HV_CPUID ioctl over vCPU's one, Vitaly Kuznetsov, 2021/02/10
- [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Vitaly Kuznetsov, 2021/02/10
- Re: [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Igor Mammedov, 2021/02/11
- Re: [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Vitaly Kuznetsov, 2021/02/12
- Re: [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Igor Mammedov, 2021/02/12
- Re: [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Vitaly Kuznetsov, 2021/02/12
- Re: [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Vitaly Kuznetsov, 2021/02/12
- Re: [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Igor Mammedov, 2021/02/12
- Re: [PATCH v4 16/21] i386: track explicit 'hv-*' features enablement/disablement, Vitaly Kuznetsov, 2021/02/15