[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH] kvm: do not force hypervisor flag in guest`s CPUID
From: |
Vladislav Yarmak |
Subject: |
[Qemu-devel] [PATCH] kvm: do not force hypervisor flag in guest`s CPUID |
Date: |
Thu, 23 Apr 2015 14:33:23 +0300 |
Do not force hypervisor flag in guests` CPUID - let invoker decide this. It is
needed for hidding hypervisor from guest and aimed to run Hyper-V nested in KVM.
Signed-off-by: Vladislav A Yarmak <address@hidden>
---
target-i386/kvm.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index 41d09e5..63026cc 100644
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -213,10 +213,6 @@ uint32_t kvm_arch_get_supported_cpuid(KVMState *s,
uint32_t function,
/* KVM before 2.6.30 misreports the following features */
ret |= CPUID_MTRR | CPUID_PAT | CPUID_MCE | CPUID_MCA;
} else if (function == 1 && reg == R_ECX) {
- /* We can set the hypervisor flag, even if KVM does not return it on
- * GET_SUPPORTED_CPUID
- */
- ret |= CPUID_EXT_HYPERVISOR;
/* tsc-deadline flag is not returned by GET_SUPPORTED_CPUID, but it
* can be enabled if the kernel has KVM_CAP_TSC_DEADLINE_TIMER,
* and the irqchip is in the kernel.
--
2.1.4
[Prev in Thread] |
Current Thread |
[Next in Thread] |
- [Qemu-devel] [PATCH] kvm: do not force hypervisor flag in guest`s CPUID,
Vladislav Yarmak <=