* [kvm-unit-tests PATCH] x86: Don't test 64-bit-only MSRs in 32-bit build
@ 2019-08-22 23:46 Sean Christopherson
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From: Sean Christopherson @ 2019-08-22 23:46 UTC (permalink / raw)
To: Paolo Bonzini, Radim Krčmář; +Cc: kvm
Skip the 64-bit-only MSRs on 32-bit to avoid triple faults due to #GPs
on the MSR access.
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
---
x86/msr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/x86/msr.c b/x86/msr.c
index ffc24b1..beb321f 100644
--- a/x86/msr.c
+++ b/x86/msr.c
@@ -48,7 +48,6 @@ struct msr_info msr_info[] =
{ .index = 0xc0000080, .name = "MSR_EFER",
.val_pairs = {{ .valid = 1, .value = 0xD00, .expected = 0xD00}}
},
-#endif
{ .index = 0xc0000082, .name = "MSR_LSTAR",
.val_pairs = {{ .valid = 1, .value = addr_64, .expected = addr_64}}
},
@@ -58,6 +57,7 @@ struct msr_info msr_info[] =
{ .index = 0xc0000084, .name = "MSR_SYSCALL_MASK",
.val_pairs = {{ .valid = 1, .value = 0xffffffff, .expected = 0xffffffff}}
},
+#endif
// MSR_IA32_DEBUGCTLMSR needs svm feature LBRV
// MSR_VM_HSAVE_PA only AMD host
--
2.22.0
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