libvirt/SOURCES/libvirt-qemu-Validate-configuration-for-the-armvtimer-timer.patch
2021-09-10 11:57:33 +00:00

79 lines
3.3 KiB
Diff

From 8152b6ac3b740bfe1155e3c4c251684cc5b3192e Mon Sep 17 00:00:00 2001
Message-Id: <8152b6ac3b740bfe1155e3c4c251684cc5b3192e@dist-git>
From: Andrea Bolognani <abologna@redhat.com>
Date: Fri, 14 Feb 2020 13:12:36 +0100
Subject: [PATCH] qemu: Validate configuration for the armvtimer timer
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Its use is limited to certain guest types, and it only supports
a subset of all possible tick policies.
Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: Masayoshi Mizuma <m.mizuma@jp.fujitsu.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
(cherry picked from commit aeddab230cd1e2a12d5d6352971bb70ea067a1c4)
https://bugzilla.redhat.com/show_bug.cgi?id=1762634
Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Message-Id: <20200214121237.623948-6-abologna@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/qemu/qemu_domain.c | 38 ++++++++++++++++++++++++++++++++++++++
1 file changed, 38 insertions(+)
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 4de4f9da53..1bed117eb0 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -5506,6 +5506,44 @@ qemuDomainDefValidateClockTimers(const virDomainDef *def,
break;
case VIR_DOMAIN_TIMER_NAME_ARMVTIMER:
+ if (def->virtType != VIR_DOMAIN_VIRT_KVM ||
+ !qemuDomainIsARMVirt(def)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("Configuring the '%s' timer is not supported "
+ "for virtType=%s arch=%s machine=%s guests"),
+ virDomainTimerNameTypeToString(timer->name),
+ virDomainVirtTypeToString(def->virtType),
+ virArchToString(def->os.arch),
+ def->os.machine);
+ return -1;
+ }
+ if (timer->present == 0) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("The '%s' timer can't be disabled"),
+ virDomainTimerNameTypeToString(timer->name));
+ return -1;
+ }
+ if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_CPU_KVM_NO_ADJVTIME)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("Configuring the '%s' timer is not supported "
+ "with this QEMU binary"),
+ virDomainTimerNameTypeToString(timer->name));
+ return -1;
+ }
+
+ switch (timer->tickpolicy) {
+ case -1:
+ case VIR_DOMAIN_TIMER_TICKPOLICY_DELAY:
+ case VIR_DOMAIN_TIMER_TICKPOLICY_DISCARD:
+ break;
+ case VIR_DOMAIN_TIMER_TICKPOLICY_CATCHUP:
+ case VIR_DOMAIN_TIMER_TICKPOLICY_MERGE:
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("The '%s' timer does not support tickpolicy '%s'"),
+ virDomainTimerNameTypeToString(timer->name),
+ virDomainTimerTickpolicyTypeToString(timer->tickpolicy));
+ return -1;
+ }
break;
}
}
--
2.25.0