36 lines
1.1 KiB
Diff
36 lines
1.1 KiB
Diff
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From: Cole Robinson <crobinso@redhat.com>
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Date: Thu, 26 May 2016 09:55:21 -0400
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Subject: [PATCH] hw/arm/virt: Reject gic-version=host for non-KVM
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If you try to gic-version=host with TCG on a KVM aarch64 host,
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qemu segfaults, since host requires KVM APIs.
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Explicitly reject gic-version=host if KVM is not enabled
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https://bugzilla.redhat.com/show_bug.cgi?id=1339977
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(cherry picked from commit b1b3b0dd143b7995a7f4062966b80a2cf3e3c71e)
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---
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hw/arm/virt.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/hw/arm/virt.c b/hw/arm/virt.c
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index 56d35c7..a535285 100644
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--- a/hw/arm/virt.c
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+++ b/hw/arm/virt.c
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@@ -1114,10 +1114,14 @@ static void machvirt_init(MachineState *machine)
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* KVM is not available yet
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*/
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if (!gic_version) {
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+ if (!kvm_enabled()) {
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+ error_report("gic-version=host requires KVM");
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+ exit(1);
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+ }
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+
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gic_version = kvm_arm_vgic_probe();
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if (!gic_version) {
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error_report("Unable to determine GIC version supported by host");
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- error_printf("KVM acceleration is probably not supported\n");
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exit(1);
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}
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}
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