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From b9acfbcad6181babba50384741e0c30d6d0cc534 Mon Sep 17 00:00:00 2001
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Message-Id: <b9acfbcad6181babba50384741e0c30d6d0cc534@dist-git>
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From: Andrea Bolognani <abologna@redhat.com>
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Date: Fri, 14 Feb 2020 13:12:37 +0100
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Subject: [PATCH] qemu: Format the armvtimer timer on the command line
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Its behavior is controlled by a KVM-specific CPU feature.
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Signed-off-by: Andrea Bolognani <abologna@redhat.com>
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Reviewed-by: Masayoshi Mizuma <m.mizuma@jp.fujitsu.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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(cherry picked from commit 7c4bc108a9bd7bda1543131d232e2ccee92a9e43)
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https://bugzilla.redhat.com/show_bug.cgi?id=1762634
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Signed-off-by: Andrea Bolognani <abologna@redhat.com>
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Message-Id: <20200214121237.623948-7-abologna@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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---
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src/qemu/qemu_command.c | 13 +++++++++++++
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1 file changed, 13 insertions(+)
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diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
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index e1e19e0fcc..1a5142d472 100644
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--- a/src/qemu/qemu_command.c
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+++ b/src/qemu/qemu_command.c
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@@ -6633,6 +6633,19 @@ qemuBuildCpuCommandLine(virCommandPtr cmd,
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virBufferAsprintf(&buf, ",tsc-frequency=%lu", timer->frequency);
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break;
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case VIR_DOMAIN_TIMER_NAME_ARMVTIMER:
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+ switch (timer->tickpolicy) {
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+ case VIR_DOMAIN_TIMER_TICKPOLICY_DELAY:
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+ virBufferAddLit(&buf, ",kvm-no-adjvtime=off");
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+ break;
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+ case VIR_DOMAIN_TIMER_TICKPOLICY_DISCARD:
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+ virBufferAddLit(&buf, ",kvm-no-adjvtime=on");
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+ break;
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+ case -1:
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+ case VIR_DOMAIN_TIMER_TICKPOLICY_CATCHUP:
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+ case VIR_DOMAIN_TIMER_TICKPOLICY_MERGE:
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+ break;
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+ }
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+ break;
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case VIR_DOMAIN_TIMER_NAME_PLATFORM:
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case VIR_DOMAIN_TIMER_NAME_PIT:
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case VIR_DOMAIN_TIMER_NAME_RTC:
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--
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2.25.0
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