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Message-Id: <20220525090133.1264239-25-vkuznets@redhat.com>
Date: Wed, 25 May 2022 11:01:20 +0200
From: Vitaly Kuznetsov <vkuznets@...hat.com>
To: kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>
Cc: Sean Christopherson <seanjc@...gle.com>,
Maxim Levitsky <mlevitsk@...hat.com>,
Wanpeng Li <wanpengli@...cent.com>,
Jim Mattson <jmattson@...gle.com>,
Michael Kelley <mikelley@...rosoft.com>,
Siddharth Chandrasekaran <sidcha@...zon.de>,
linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4 24/37] KVM: selftests: Move HYPERV_LINUX_OS_ID definition to a common header
HYPERV_LINUX_OS_ID needs to be written to HV_X64_MSR_GUEST_OS_ID by
each Hyper-V specific selftest.
Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
---
tools/testing/selftests/kvm/include/x86_64/hyperv.h | 3 +++
tools/testing/selftests/kvm/x86_64/hyperv_features.c | 5 ++---
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/tools/testing/selftests/kvm/include/x86_64/hyperv.h b/tools/testing/selftests/kvm/include/x86_64/hyperv.h
index b66910702c0a..f0a8a93694b2 100644
--- a/tools/testing/selftests/kvm/include/x86_64/hyperv.h
+++ b/tools/testing/selftests/kvm/include/x86_64/hyperv.h
@@ -185,4 +185,7 @@
/* hypercall options */
#define HV_HYPERCALL_FAST_BIT BIT(16)
+/* Proper HV_X64_MSR_GUEST_OS_ID value */
+#define HYPERV_LINUX_OS_ID ((u64)0x8100 << 48)
+
#endif /* !SELFTEST_KVM_HYPERV_H */
diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_features.c b/tools/testing/selftests/kvm/x86_64/hyperv_features.c
index 672915ce73d8..98c020356925 100644
--- a/tools/testing/selftests/kvm/x86_64/hyperv_features.c
+++ b/tools/testing/selftests/kvm/x86_64/hyperv_features.c
@@ -14,7 +14,6 @@
#include "hyperv.h"
#define VCPU_ID 0
-#define LINUX_OS_ID ((u64)0x8100 << 48)
extern unsigned char rdmsr_start;
extern unsigned char rdmsr_end;
@@ -127,7 +126,7 @@ static void guest_hcall(vm_vaddr_t pgs_gpa, struct hcall_data *hcall)
int i = 0;
u64 res, input, output;
- wrmsr(HV_X64_MSR_GUEST_OS_ID, LINUX_OS_ID);
+ wrmsr(HV_X64_MSR_GUEST_OS_ID, HYPERV_LINUX_OS_ID);
wrmsr(HV_X64_MSR_HYPERCALL, pgs_gpa);
while (hcall->control) {
@@ -230,7 +229,7 @@ static void guest_test_msrs_access(void)
*/
msr->idx = HV_X64_MSR_GUEST_OS_ID;
msr->write = 1;
- msr->write_val = LINUX_OS_ID;
+ msr->write_val = HYPERV_LINUX_OS_ID;
msr->available = 1;
break;
case 3:
--
2.35.3
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