From: "Naveen N Rao (AMD)" <naveen@kernel.org>
To: <kvm@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Cc: Sean Christopherson <seanjc@google.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
Vasant Hegde <vasant.hegde@amd.com>
Subject: [PATCH v3 0/2] KVM: SVM: Add support for 4096 vcpus with x2AVIC
Date: Thu, 20 Feb 2025 13:08:01 +0530 [thread overview]
Message-ID: <cover.1740036492.git.naveen@kernel.org> (raw)
This is v3 of the series posted at:
http://lkml.kernel.org/r/cover.1738563890.git.naveen@kernel.org
The first patch adds support for up to 4096 vcpus with x2AVIC, while the
second patch limits the value that is programmed into
AVIC_PHYSICAL_MAX_INDEX in the VMCB based on the max APIC ID indicated
by the VMM.
Changes since v2:
- Patch 1: Free allocated pages in avic_vm_destroy()
- Patch 2: Rename x2apic_mode parameter of avic_get_max_physical_id() to
just x2apic to avoid build issue with similarly named global variable.
- Naveen
Naveen N Rao (AMD) (1):
KVM: SVM: Limit AVIC physical max index based on configured
max_vcpu_ids
Suravee Suthikulpanit (1):
KVM: SVM: Increase X2AVIC limit to 4096 vcpus
arch/x86/include/asm/svm.h | 4 ++
arch/x86/kvm/svm/avic.c | 82 ++++++++++++++++++++++++++++----------
arch/x86/kvm/svm/svm.c | 6 +++
arch/x86/kvm/svm/svm.h | 1 +
4 files changed, 73 insertions(+), 20 deletions(-)
base-commit: fed48e2967f402f561d80075a20c5c9e16866e53
--
2.48.1
next reply other threads:[~2025-02-20 7:41 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-20 7:38 Naveen N Rao (AMD) [this message]
2025-02-20 7:38 ` [PATCH v3 1/2] KVM: SVM: Increase X2AVIC limit to 4096 vcpus Naveen N Rao (AMD)
2025-06-23 23:17 ` Sean Christopherson
2025-07-18 10:21 ` Naveen N Rao
2025-07-18 14:24 ` Sean Christopherson
2025-07-21 14:11 ` Naveen N Rao
2025-07-21 22:26 ` Sean Christopherson
2025-02-20 7:38 ` [PATCH v3 2/2] KVM: SVM: Limit AVIC physical max index based on configured max_vcpu_ids Naveen N Rao (AMD)
2025-02-20 13:36 ` Gupta, Pankaj
2025-06-24 0:38 ` Sean Christopherson
2025-07-18 10:34 ` Naveen N Rao
2025-07-18 15:17 ` Sean Christopherson
2025-07-21 14:12 ` Naveen N Rao
2025-03-20 5:34 ` [PATCH v3 0/2] KVM: SVM: Add support for 4096 vcpus with x2AVIC Vasant Hegde
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