46 lines
1.6 KiB
Diff
46 lines
1.6 KiB
Diff
From 8fa6654712c7cba73fd1c8d93b094d90c1757000 Mon Sep 17 00:00:00 2001
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From: Eduardo Habkost <ehabkost@redhat.com>
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Date: Tue, 26 Jan 2021 23:46:44 -0500
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Subject: [PATCH 4/5] q35: Increase max_cpus to 710 on pc-q35-rhel8* machine
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types
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RH-Author: Eduardo Habkost <ehabkost@redhat.com>
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Message-id: <20210126234644.3091529-1-ehabkost@redhat.com>
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Patchwork-id: 100791
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O-Subject: [RHEL-AV-8.4.0 qemu-kvm PATCH] q35: Increase max_cpus to 710 on pc-q35-rhel8* machine types
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Bugzilla: 1904268
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RH-Acked-by: Daniel P. Berrange <berrange@redhat.com>
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RH-Acked-by: Thomas Huth <thuth@redhat.com>
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1904268
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Upstream: not applicable
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Brew: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=34536802
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The original goal was to support 1024 VCPUs, but 710 VCPUs is the
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maximum number we can reach before hitting SMBIOS table size
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limits.
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Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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Signed-off-by: Eduardo Lima (Etrunko) <etrunko@redhat.com>
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---
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hw/i386/pc_q35.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
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index 5acb47afcf..72854192a9 100644
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--- a/hw/i386/pc_q35.c
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+++ b/hw/i386/pc_q35.c
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@@ -589,7 +589,7 @@ static void pc_q35_machine_rhel_options(MachineClass *m)
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machine_class_allow_dynamic_sysbus_dev(m, TYPE_INTEL_IOMMU_DEVICE);
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machine_class_allow_dynamic_sysbus_dev(m, TYPE_RAMFB_DEVICE);
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m->alias = "q35";
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- m->max_cpus = 512;
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+ m->max_cpus = 710;
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compat_props_add(m->compat_props, pc_rhel_compat, pc_rhel_compat_len);
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}
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--
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2.18.4
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