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[PULL 4/9] i386/kvm: Require KVM_CAP_IRQ_ROUTING
From: |
Eduardo Habkost |
Subject: |
[PULL 4/9] i386/kvm: Require KVM_CAP_IRQ_ROUTING |
Date: |
Thu, 15 Oct 2020 12:44:56 -0400 |
KVM_CAP_IRQ_ROUTING is available since 2009 (Linux v2.6.30), so
it's safe to just make it a requirement on x86.
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20200922201922.2153598-2-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
target/i386/kvm.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/target/i386/kvm.c b/target/i386/kvm.c
index 0098be7015..69c691ad77 100644
--- a/target/i386/kvm.c
+++ b/target/i386/kvm.c
@@ -2114,6 +2114,11 @@ int kvm_arch_init(MachineState *ms, KVMState *s)
int ret;
struct utsname utsname;
+ if (!kvm_check_extension(s, KVM_CAP_IRQ_ROUTING)) {
+ error_report("kvm: KVM_CAP_IRQ_ROUTING not supported by KVM");
+ return -ENOTSUP;
+ }
+
has_xsave = kvm_check_extension(s, KVM_CAP_XSAVE);
has_xcrs = kvm_check_extension(s, KVM_CAP_XCRS);
has_pit_state2 = kvm_check_extension(s, KVM_CAP_PIT_STATE2);
--
2.28.0
- [PULL 0/9] x86 queue, 2020-10-15, Eduardo Habkost, 2020/10/15
- [PULL 1/9] i386: drop x86_cpu_get_supported_feature_word() forward declaration, Eduardo Habkost, 2020/10/15
- [PULL 8/9] cpu: Introduce CPU model deprecation API, Eduardo Habkost, 2020/10/15
- [PULL 3/9] target/i386: Remove core_id assert check in CPUID 0x8000001E, Eduardo Habkost, 2020/10/15
- [PULL 2/9] i386/kvm: fix FEATURE_HYPERV_EDX value in hyperv_passthrough case, Eduardo Habkost, 2020/10/15
- [PULL 4/9] i386/kvm: Require KVM_CAP_IRQ_ROUTING,
Eduardo Habkost <=
- [PULL 5/9] i386/kvm: Remove IRQ routing support checks, Eduardo Habkost, 2020/10/15
- [PULL 6/9] i386/kvm: Delete kvm_allows_irq0_override(), Eduardo Habkost, 2020/10/15
- [PULL 7/9] kvm: Correct documentation of kvm_irqchip_*(), Eduardo Habkost, 2020/10/15
- [PULL 9/9] i386: Mark Icelake-Client CPU models deprecated, Eduardo Habkost, 2020/10/15
- Re: [PULL 0/9] x86 queue, 2020-10-15, Peter Maydell, 2020/10/17