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[PULL 04/19] sev/i386: Require in-kernel irqchip support for SEV-ES gues
From: |
Paolo Bonzini |
Subject: |
[PULL 04/19] sev/i386: Require in-kernel irqchip support for SEV-ES guests |
Date: |
Mon, 15 Feb 2021 14:16:11 +0100 |
From: Tom Lendacky <thomas.lendacky@amd.com>
In prep for AP booting, require the use of in-kernel irqchip support. This
lessens the Qemu support burden required to boot APs.
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Reviewed-by: Venu Busireddy <venu.busireddy@oracle.com>
Message-Id:
<e9aec5941e613456f0757f5a73869cdc5deea105.1611682609.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
target/i386/sev.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/target/i386/sev.c b/target/i386/sev.c
index dc0e53019b..35b9259bfc 100644
--- a/target/i386/sev.c
+++ b/target/i386/sev.c
@@ -753,6 +753,12 @@ int sev_kvm_init(ConfidentialGuestSupport *cgs, Error
**errp)
sev->api_minor = status.api_minor;
if (sev_es_enabled()) {
+ if (!kvm_kernel_irqchip_allowed()) {
+ error_report("%s: SEV-ES guests require in-kernel irqchip support",
+ __func__);
+ goto err;
+ }
+
if (!(status.flags & SEV_STATUS_FLAGS_CONFIG_ES)) {
error_report("%s: guest policy requires SEV-ES, but "
"host SEV-ES support unavailable",
--
2.29.2
- [PULL 00/19] i386, qgraph patches for 2020-02-15, Paolo Bonzini, 2021/02/15
- [PULL 01/19] pc: add parser for OVMF reset block, Paolo Bonzini, 2021/02/15
- [PULL 03/19] sev/i386: Add initial support for SEV-ES, Paolo Bonzini, 2021/02/15
- [PULL 02/19] sev: update sev-inject-launch-secret to make gpa optional, Paolo Bonzini, 2021/02/15
- [PULL 04/19] sev/i386: Require in-kernel irqchip support for SEV-ES guests,
Paolo Bonzini <=
- [PULL 05/19] sev/i386: Allow AP booting under SEV-ES, Paolo Bonzini, 2021/02/15
- [PULL 06/19] sev/i386: Don't allow a system reset under an SEV-ES guest, Paolo Bonzini, 2021/02/15
- [PULL 07/19] kvm/i386: Use a per-VM check for SMM capability, Paolo Bonzini, 2021/02/15
- [PULL 10/19] libqos/qgraph_internal: add qos_printf() and qos_printf_literal(), Paolo Bonzini, 2021/02/15
- [PULL 08/19] sev/i386: Enable an SEV-ES guest based on SEV policy, Paolo Bonzini, 2021/02/15
- [PULL 09/19] libqos/qgraph: add qos_node_create_driver_named(), Paolo Bonzini, 2021/02/15