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Commit 4dcd130c authored by Sean Christopherson's avatar Sean Christopherson
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KVM: selftests: Use vCPU's CPUID directly in Hyper-V test 

Use the vCPU's persistent CPUID array directly when manipulating the set
of exposed Hyper-V CPUID features.  Drop set_cpuid() to route all future
modification through the vCPU helpers; the Hyper-V features test was the
last user.
Signed-off-by: default avatarSean Christopherson <seanjc@google.com>
Link: https://lore.kernel.org/r/20220614200707.3315957-27-seanjc@google.com
parent 3a5d36b3
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Inline Side-by-side
Showing with 64 additions and 89 deletions
tools/testing/selftests/kvm/include/x86_64/processor.h
View file @ 4dcd130c
...@@ -801,15 +801,6 @@ uint64_t vm_get_page_table_entry(struct kvm_vm *vm, struct kvm_vcpu *vcpu, ...@@ -801,15 +801,6 @@ uint64_t vm_get_page_table_entry(struct kvm_vm *vm, struct kvm_vcpu *vcpu,
void vm_set_page_table_entry(struct kvm_vm *vm, struct kvm_vcpu *vcpu, void vm_set_page_table_entry(struct kvm_vm *vm, struct kvm_vcpu *vcpu,
uint64_t vaddr, uint64_t pte); uint64_t vaddr, uint64_t pte);
/*
* set_cpuid() - overwrites a matching cpuid entry with the provided value.
* matches based on ent->function && ent->index. returns true
* if a match was found and successfully overwritten.
* @cpuid: the kvm cpuid list to modify.
* @ent: cpuid entry to insert
*/
bool set_cpuid(struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 *ent);
uint64_t kvm_hypercall(uint64_t nr, uint64_t a0, uint64_t a1, uint64_t a2, uint64_t kvm_hypercall(uint64_t nr, uint64_t a0, uint64_t a1, uint64_t a2,
uint64_t a3); uint64_t a3);
......
tools/testing/selftests/kvm/lib/x86_64/processor.c
View file @ 4dcd130c
...@@ -1224,24 +1224,6 @@ struct kvm_cpuid_entry2 *get_cpuid_entry(struct kvm_cpuid2 *cpuid, ...@@ -1224,24 +1224,6 @@ struct kvm_cpuid_entry2 *get_cpuid_entry(struct kvm_cpuid2 *cpuid,
return NULL; return NULL;
} }
bool set_cpuid(struct kvm_cpuid2 *cpuid,
struct kvm_cpuid_entry2 *ent)
{
int i;
for (i = 0; i < cpuid->nent; i++) {
struct kvm_cpuid_entry2 *cur = &cpuid->entries[i];
if (cur->function != ent->function || cur->index != ent->index)
continue;
memcpy(cur, ent, sizeof(struct kvm_cpuid_entry2));
return true;
}
return false;
}
uint64_t kvm_hypercall(uint64_t nr, uint64_t a0, uint64_t a1, uint64_t a2, uint64_t kvm_hypercall(uint64_t nr, uint64_t a0, uint64_t a1, uint64_t a2,
uint64_t a3) uint64_t a3)
{ {
......
tools/testing/selftests/kvm/x86_64/hyperv_features.c
View file @ 4dcd130c
...@@ -91,37 +91,28 @@ static void guest_hcall(vm_vaddr_t pgs_gpa, struct hcall_data *hcall) ...@@ -91,37 +91,28 @@ static void guest_hcall(vm_vaddr_t pgs_gpa, struct hcall_data *hcall)
GUEST_DONE(); GUEST_DONE();
} }
static void hv_set_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid, static void vcpu_reset_hv_cpuid(struct kvm_vcpu *vcpu)
struct kvm_cpuid_entry2 *feat,
struct kvm_cpuid_entry2 *recomm,
struct kvm_cpuid_entry2 *dbg)
{ {
TEST_ASSERT(set_cpuid(cpuid, feat), /*
"failed to set KVM_CPUID_FEATURES leaf"); * Enable all supported Hyper-V features, then clear the leafs holding
TEST_ASSERT(set_cpuid(cpuid, recomm), * the features that will be tested one by one.
"failed to set HYPERV_CPUID_ENLIGHTMENT_INFO leaf"); */
TEST_ASSERT(set_cpuid(cpuid, dbg), vcpu_set_hv_cpuid(vcpu);
"failed to set HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES leaf");
vcpu_init_cpuid(vcpu, cpuid); vcpu_clear_cpuid_entry(vcpu, HYPERV_CPUID_FEATURES);
vcpu_clear_cpuid_entry(vcpu, HYPERV_CPUID_ENLIGHTMENT_INFO);
vcpu_clear_cpuid_entry(vcpu, HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES);
} }
static void guest_test_msrs_access(void) static void guest_test_msrs_access(void)
{ {
struct kvm_cpuid2 *prev_cpuid = NULL;
struct kvm_cpuid_entry2 *feat, *dbg;
struct kvm_vcpu *vcpu; struct kvm_vcpu *vcpu;
struct kvm_run *run; struct kvm_run *run;
struct kvm_vm *vm; struct kvm_vm *vm;
struct ucall uc; struct ucall uc;
int stage = 0; int stage = 0;
struct kvm_cpuid_entry2 feat = {
.function = HYPERV_CPUID_FEATURES
};
struct kvm_cpuid_entry2 recomm = {
.function = HYPERV_CPUID_ENLIGHTMENT_INFO
};
struct kvm_cpuid_entry2 dbg = {
.function = HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES
};
struct kvm_cpuid2 *best;
vm_vaddr_t msr_gva; vm_vaddr_t msr_gva;
struct msr_data *msr; struct msr_data *msr;
...@@ -135,9 +126,16 @@ static void guest_test_msrs_access(void) ...@@ -135,9 +126,16 @@ static void guest_test_msrs_access(void)
vcpu_args_set(vcpu, 1, msr_gva); vcpu_args_set(vcpu, 1, msr_gva);
vcpu_enable_cap(vcpu, KVM_CAP_HYPERV_ENFORCE_CPUID, 1); vcpu_enable_cap(vcpu, KVM_CAP_HYPERV_ENFORCE_CPUID, 1);
vcpu_set_hv_cpuid(vcpu); if (!prev_cpuid) {
vcpu_reset_hv_cpuid(vcpu);
prev_cpuid = allocate_kvm_cpuid2(vcpu->cpuid->nent);
} else {
vcpu_init_cpuid(vcpu, prev_cpuid);
}
best = kvm_get_supported_hv_cpuid(); feat = vcpu_get_cpuid_entry(vcpu, HYPERV_CPUID_FEATURES);
dbg = vcpu_get_cpuid_entry(vcpu, HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES);
vm_init_descriptor_tables(vm); vm_init_descriptor_tables(vm);
vcpu_init_descriptor_tables(vcpu); vcpu_init_descriptor_tables(vcpu);
...@@ -163,7 +161,7 @@ static void guest_test_msrs_access(void) ...@@ -163,7 +161,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 2: case 2:
feat.eax |= HV_MSR_HYPERCALL_AVAILABLE; feat->eax |= HV_MSR_HYPERCALL_AVAILABLE;
/* /*
* HV_X64_MSR_GUEST_OS_ID has to be written first to make * HV_X64_MSR_GUEST_OS_ID has to be written first to make
* HV_X64_MSR_HYPERCALL available. * HV_X64_MSR_HYPERCALL available.
...@@ -190,7 +188,7 @@ static void guest_test_msrs_access(void) ...@@ -190,7 +188,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 6: case 6:
feat.eax |= HV_MSR_VP_RUNTIME_AVAILABLE; feat->eax |= HV_MSR_VP_RUNTIME_AVAILABLE;
msr->idx = HV_X64_MSR_VP_RUNTIME; msr->idx = HV_X64_MSR_VP_RUNTIME;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -209,7 +207,7 @@ static void guest_test_msrs_access(void) ...@@ -209,7 +207,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 9: case 9:
feat.eax |= HV_MSR_TIME_REF_COUNT_AVAILABLE; feat->eax |= HV_MSR_TIME_REF_COUNT_AVAILABLE;
msr->idx = HV_X64_MSR_TIME_REF_COUNT; msr->idx = HV_X64_MSR_TIME_REF_COUNT;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -228,7 +226,7 @@ static void guest_test_msrs_access(void) ...@@ -228,7 +226,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 12: case 12:
feat.eax |= HV_MSR_VP_INDEX_AVAILABLE; feat->eax |= HV_MSR_VP_INDEX_AVAILABLE;
msr->idx = HV_X64_MSR_VP_INDEX; msr->idx = HV_X64_MSR_VP_INDEX;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -247,7 +245,7 @@ static void guest_test_msrs_access(void) ...@@ -247,7 +245,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 15: case 15:
feat.eax |= HV_MSR_RESET_AVAILABLE; feat->eax |= HV_MSR_RESET_AVAILABLE;
msr->idx = HV_X64_MSR_RESET; msr->idx = HV_X64_MSR_RESET;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -265,7 +263,7 @@ static void guest_test_msrs_access(void) ...@@ -265,7 +263,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 18: case 18:
feat.eax |= HV_MSR_REFERENCE_TSC_AVAILABLE; feat->eax |= HV_MSR_REFERENCE_TSC_AVAILABLE;
msr->idx = HV_X64_MSR_REFERENCE_TSC; msr->idx = HV_X64_MSR_REFERENCE_TSC;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -292,7 +290,7 @@ static void guest_test_msrs_access(void) ...@@ -292,7 +290,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 22: case 22:
feat.eax |= HV_MSR_SYNIC_AVAILABLE; feat->eax |= HV_MSR_SYNIC_AVAILABLE;
msr->idx = HV_X64_MSR_EOM; msr->idx = HV_X64_MSR_EOM;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -310,7 +308,7 @@ static void guest_test_msrs_access(void) ...@@ -310,7 +308,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 25: case 25:
feat.eax |= HV_MSR_SYNTIMER_AVAILABLE; feat->eax |= HV_MSR_SYNTIMER_AVAILABLE;
msr->idx = HV_X64_MSR_STIMER0_CONFIG; msr->idx = HV_X64_MSR_STIMER0_CONFIG;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -329,7 +327,7 @@ static void guest_test_msrs_access(void) ...@@ -329,7 +327,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 28: case 28:
feat.edx |= HV_STIMER_DIRECT_MODE_AVAILABLE; feat->edx |= HV_STIMER_DIRECT_MODE_AVAILABLE;
msr->idx = HV_X64_MSR_STIMER0_CONFIG; msr->idx = HV_X64_MSR_STIMER0_CONFIG;
msr->write = 1; msr->write = 1;
msr->write_val = 1 << 12; msr->write_val = 1 << 12;
...@@ -342,7 +340,7 @@ static void guest_test_msrs_access(void) ...@@ -342,7 +340,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 30: case 30:
feat.eax |= HV_MSR_APIC_ACCESS_AVAILABLE; feat->eax |= HV_MSR_APIC_ACCESS_AVAILABLE;
msr->idx = HV_X64_MSR_EOI; msr->idx = HV_X64_MSR_EOI;
msr->write = 1; msr->write = 1;
msr->write_val = 1; msr->write_val = 1;
...@@ -355,7 +353,7 @@ static void guest_test_msrs_access(void) ...@@ -355,7 +353,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 32: case 32:
feat.eax |= HV_ACCESS_FREQUENCY_MSRS; feat->eax |= HV_ACCESS_FREQUENCY_MSRS;
msr->idx = HV_X64_MSR_TSC_FREQUENCY; msr->idx = HV_X64_MSR_TSC_FREQUENCY;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -374,7 +372,7 @@ static void guest_test_msrs_access(void) ...@@ -374,7 +372,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 35: case 35:
feat.eax |= HV_ACCESS_REENLIGHTENMENT; feat->eax |= HV_ACCESS_REENLIGHTENMENT;
msr->idx = HV_X64_MSR_REENLIGHTENMENT_CONTROL; msr->idx = HV_X64_MSR_REENLIGHTENMENT_CONTROL;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -399,7 +397,7 @@ static void guest_test_msrs_access(void) ...@@ -399,7 +397,7 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 39: case 39:
feat.edx |= HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE; feat->edx |= HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE;
msr->idx = HV_X64_MSR_CRASH_P0; msr->idx = HV_X64_MSR_CRASH_P0;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -417,8 +415,8 @@ static void guest_test_msrs_access(void) ...@@ -417,8 +415,8 @@ static void guest_test_msrs_access(void)
msr->available = 0; msr->available = 0;
break; break;
case 42: case 42:
feat.edx |= HV_FEATURE_DEBUG_MSRS_AVAILABLE; feat->edx |= HV_FEATURE_DEBUG_MSRS_AVAILABLE;
dbg.eax |= HV_X64_SYNDBG_CAP_ALLOW_KERNEL_DEBUGGING; dbg->eax |= HV_X64_SYNDBG_CAP_ALLOW_KERNEL_DEBUGGING;
msr->idx = HV_X64_MSR_SYNDBG_STATUS; msr->idx = HV_X64_MSR_SYNDBG_STATUS;
msr->write = 0; msr->write = 0;
msr->available = 1; msr->available = 1;
...@@ -435,7 +433,9 @@ static void guest_test_msrs_access(void) ...@@ -435,7 +433,9 @@ static void guest_test_msrs_access(void)
return; return;
} }
hv_set_cpuid(vcpu, best, &feat, &recomm, &dbg); vcpu_set_cpuid(vcpu);
memcpy(prev_cpuid, vcpu->cpuid, kvm_cpuid2_size(vcpu->cpuid->nent));
pr_debug("Stage %d: testing msr: 0x%x for %s\n", stage, pr_debug("Stage %d: testing msr: 0x%x for %s\n", stage,
msr->idx, msr->write ? "write" : "read"); msr->idx, msr->write ? "write" : "read");
...@@ -463,24 +463,15 @@ static void guest_test_msrs_access(void) ...@@ -463,24 +463,15 @@ static void guest_test_msrs_access(void)
static void guest_test_hcalls_access(void) static void guest_test_hcalls_access(void)
{ {
struct kvm_cpuid_entry2 *feat, *recomm, *dbg;
struct kvm_cpuid2 *prev_cpuid = NULL;
struct kvm_vcpu *vcpu; struct kvm_vcpu *vcpu;
struct kvm_run *run; struct kvm_run *run;
struct kvm_vm *vm; struct kvm_vm *vm;
struct ucall uc; struct ucall uc;
int stage = 0; int stage = 0;
struct kvm_cpuid_entry2 feat = {
.function = HYPERV_CPUID_FEATURES,
.eax = HV_MSR_HYPERCALL_AVAILABLE
};
struct kvm_cpuid_entry2 recomm = {
.function = HYPERV_CPUID_ENLIGHTMENT_INFO
};
struct kvm_cpuid_entry2 dbg = {
.function = HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES
};
vm_vaddr_t hcall_page, hcall_params; vm_vaddr_t hcall_page, hcall_params;
struct hcall_data *hcall; struct hcall_data *hcall;
struct kvm_cpuid2 *best;
while (true) { while (true) {
vm = vm_create_with_one_vcpu(&vcpu, guest_hcall); vm = vm_create_with_one_vcpu(&vcpu, guest_hcall);
...@@ -499,14 +490,23 @@ static void guest_test_hcalls_access(void) ...@@ -499,14 +490,23 @@ static void guest_test_hcalls_access(void)
vcpu_args_set(vcpu, 2, addr_gva2gpa(vm, hcall_page), hcall_params); vcpu_args_set(vcpu, 2, addr_gva2gpa(vm, hcall_page), hcall_params);
vcpu_enable_cap(vcpu, KVM_CAP_HYPERV_ENFORCE_CPUID, 1); vcpu_enable_cap(vcpu, KVM_CAP_HYPERV_ENFORCE_CPUID, 1);
vcpu_set_hv_cpuid(vcpu); if (!prev_cpuid) {
vcpu_reset_hv_cpuid(vcpu);
best = kvm_get_supported_hv_cpuid(); prev_cpuid = allocate_kvm_cpuid2(vcpu->cpuid->nent);
} else {
vcpu_init_cpuid(vcpu, prev_cpuid);
}
feat = vcpu_get_cpuid_entry(vcpu, HYPERV_CPUID_FEATURES);
recomm = vcpu_get_cpuid_entry(vcpu, HYPERV_CPUID_ENLIGHTMENT_INFO);
dbg = vcpu_get_cpuid_entry(vcpu, HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES);
run = vcpu->run; run = vcpu->run;
switch (stage) { switch (stage) {
case 0: case 0:
feat->eax |= HV_MSR_HYPERCALL_AVAILABLE;
hcall->control = 0xdeadbeef; hcall->control = 0xdeadbeef;
hcall->expect = HV_STATUS_INVALID_HYPERCALL_CODE; hcall->expect = HV_STATUS_INVALID_HYPERCALL_CODE;
break; break;
...@@ -516,7 +516,7 @@ static void guest_test_hcalls_access(void) ...@@ -516,7 +516,7 @@ static void guest_test_hcalls_access(void)
hcall->expect = HV_STATUS_ACCESS_DENIED; hcall->expect = HV_STATUS_ACCESS_DENIED;
break; break;
case 2: case 2:
feat.ebx |= HV_POST_MESSAGES; feat->ebx |= HV_POST_MESSAGES;
hcall->control = HVCALL_POST_MESSAGE; hcall->control = HVCALL_POST_MESSAGE;
hcall->expect = HV_STATUS_INVALID_HYPERCALL_INPUT; hcall->expect = HV_STATUS_INVALID_HYPERCALL_INPUT;
break; break;
...@@ -526,7 +526,7 @@ static void guest_test_hcalls_access(void) ...@@ -526,7 +526,7 @@ static void guest_test_hcalls_access(void)
hcall->expect = HV_STATUS_ACCESS_DENIED; hcall->expect = HV_STATUS_ACCESS_DENIED;
break; break;
case 4: case 4:
feat.ebx |= HV_SIGNAL_EVENTS; feat->ebx |= HV_SIGNAL_EVENTS;
hcall->control = HVCALL_SIGNAL_EVENT; hcall->control = HVCALL_SIGNAL_EVENT;
hcall->expect = HV_STATUS_INVALID_HYPERCALL_INPUT; hcall->expect = HV_STATUS_INVALID_HYPERCALL_INPUT;
break; break;
...@@ -536,12 +536,12 @@ static void guest_test_hcalls_access(void) ...@@ -536,12 +536,12 @@ static void guest_test_hcalls_access(void)
hcall->expect = HV_STATUS_INVALID_HYPERCALL_CODE; hcall->expect = HV_STATUS_INVALID_HYPERCALL_CODE;
break; break;
case 6: case 6:
dbg.eax |= HV_X64_SYNDBG_CAP_ALLOW_KERNEL_DEBUGGING; dbg->eax |= HV_X64_SYNDBG_CAP_ALLOW_KERNEL_DEBUGGING;
hcall->control = HVCALL_RESET_DEBUG_SESSION; hcall->control = HVCALL_RESET_DEBUG_SESSION;
hcall->expect = HV_STATUS_ACCESS_DENIED; hcall->expect = HV_STATUS_ACCESS_DENIED;
break; break;
case 7: case 7:
feat.ebx |= HV_DEBUGGING; feat->ebx |= HV_DEBUGGING;
hcall->control = HVCALL_RESET_DEBUG_SESSION; hcall->control = HVCALL_RESET_DEBUG_SESSION;
hcall->expect = HV_STATUS_OPERATION_DENIED; hcall->expect = HV_STATUS_OPERATION_DENIED;
break; break;
...@@ -551,7 +551,7 @@ static void guest_test_hcalls_access(void) ...@@ -551,7 +551,7 @@ static void guest_test_hcalls_access(void)
hcall->expect = HV_STATUS_ACCESS_DENIED; hcall->expect = HV_STATUS_ACCESS_DENIED;
break; break;
case 9: case 9:
recomm.eax |= HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED; recomm->eax |= HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED;
hcall->control = HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE; hcall->control = HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE;
hcall->expect = HV_STATUS_SUCCESS; hcall->expect = HV_STATUS_SUCCESS;
break; break;
...@@ -560,7 +560,7 @@ static void guest_test_hcalls_access(void) ...@@ -560,7 +560,7 @@ static void guest_test_hcalls_access(void)
hcall->expect = HV_STATUS_ACCESS_DENIED; hcall->expect = HV_STATUS_ACCESS_DENIED;
break; break;
case 11: case 11:
recomm.eax |= HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED; recomm->eax |= HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED;
hcall->control = HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX; hcall->control = HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX;
hcall->expect = HV_STATUS_SUCCESS; hcall->expect = HV_STATUS_SUCCESS;
break; break;
...@@ -570,7 +570,7 @@ static void guest_test_hcalls_access(void) ...@@ -570,7 +570,7 @@ static void guest_test_hcalls_access(void)
hcall->expect = HV_STATUS_ACCESS_DENIED; hcall->expect = HV_STATUS_ACCESS_DENIED;
break; break;
case 13: case 13:
recomm.eax |= HV_X64_CLUSTER_IPI_RECOMMENDED; recomm->eax |= HV_X64_CLUSTER_IPI_RECOMMENDED;
hcall->control = HVCALL_SEND_IPI; hcall->control = HVCALL_SEND_IPI;
hcall->expect = HV_STATUS_INVALID_HYPERCALL_INPUT; hcall->expect = HV_STATUS_INVALID_HYPERCALL_INPUT;
break; break;
...@@ -585,7 +585,7 @@ static void guest_test_hcalls_access(void) ...@@ -585,7 +585,7 @@ static void guest_test_hcalls_access(void)
hcall->expect = HV_STATUS_ACCESS_DENIED; hcall->expect = HV_STATUS_ACCESS_DENIED;
break; break;
case 16: case 16:
recomm.ebx = 0xfff; recomm->ebx = 0xfff;
hcall->control = HVCALL_NOTIFY_LONG_SPIN_WAIT; hcall->control = HVCALL_NOTIFY_LONG_SPIN_WAIT;
hcall->expect = HV_STATUS_SUCCESS; hcall->expect = HV_STATUS_SUCCESS;
break; break;
...@@ -595,7 +595,7 @@ static void guest_test_hcalls_access(void) ...@@ -595,7 +595,7 @@ static void guest_test_hcalls_access(void)
hcall->ud_expected = true; hcall->ud_expected = true;
break; break;
case 18: case 18:
feat.edx |= HV_X64_HYPERCALL_XMM_INPUT_AVAILABLE; feat->edx |= HV_X64_HYPERCALL_XMM_INPUT_AVAILABLE;
hcall->control = HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE | HV_HYPERCALL_FAST_BIT; hcall->control = HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE | HV_HYPERCALL_FAST_BIT;
hcall->ud_expected = false; hcall->ud_expected = false;
hcall->expect = HV_STATUS_SUCCESS; hcall->expect = HV_STATUS_SUCCESS;
...@@ -605,7 +605,9 @@ static void guest_test_hcalls_access(void) ...@@ -605,7 +605,9 @@ static void guest_test_hcalls_access(void)
return; return;
} }
hv_set_cpuid(vcpu, best, &feat, &recomm, &dbg); vcpu_set_cpuid(vcpu);
memcpy(prev_cpuid, vcpu->cpuid, kvm_cpuid2_size(vcpu->cpuid->nent));
pr_debug("Stage %d: testing hcall: 0x%lx\n", stage, hcall->control); pr_debug("Stage %d: testing hcall: 0x%lx\n", stage, hcall->control);
......
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