From: "Naveen N Rao (AMD)" <naveen@kernel.org>
To: Sean Christopherson <seanjc@google.com>,
Paolo Bonzini <pbonzini@redhat.com>
Cc: <kvm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
Vasant Hegde <vasant.hegde@amd.com>,
Pankaj Gupta <pankaj.gupta@amd.com>,
Alejandro Jimenez <alejandro.j.jimenez@oracle.com>,
Joao Martins <joao.m.martins@oracle.com>,
Nikunj A Dadhania <nikunj@amd.com>
Subject: [PATCH v4 0/7] KVM: SVM: Add support for 4k vCPUs with x2AVIC
Date: Thu, 21 Aug 2025 23:48:31 +0530 [thread overview]
Message-ID: <cover.1755797611.git.naveen@kernel.org> (raw)
This is v4 of the series posted here:
http://lkml.kernel.org/r/cover.1740036492.git.naveen@kernel.org
This series has been significantly re-worked based on the feedback
received on v3, as well as to accommodate upstream changes to SVM and
AVIC code. I have not picked up Vasant's and Pankaj's review tags for
that purpose. Kindly review again.
- Naveen
Naveen N Rao (AMD) (7):
KVM: SVM: Limit AVIC physical max index based on configured
max_vcpu_ids
KVM: SVM: Add a helper to look up the max physical ID for AVIC
KVM: SVM: Replace hard-coded value 0x1FF with the corresponding macro
KVM: SVM: Expand AVIC_PHYSICAL_MAX_INDEX_MASK to be a 12-bit field
KVM: SVM: Move AVIC Physical ID table allocation to vcpu_precreate()
x86/cpufeatures: Add X86_FEATURE_X2AVIC_EXT
KVM: SVM: Add AVIC support for 4k vCPUs in x2AVIC mode
arch/x86/include/asm/cpufeatures.h | 1 +
arch/x86/include/asm/svm.h | 5 +-
arch/x86/kvm/svm/svm.h | 1 +
arch/x86/kernel/cpu/scattered.c | 1 +
arch/x86/kvm/svm/avic.c | 76 ++++++++++++++++++++++++------
arch/x86/kvm/svm/svm.c | 9 ++++
6 files changed, 78 insertions(+), 15 deletions(-)
base-commit: 91b392ada892a2e8b1c621b9493c50f6fb49880f
--
2.50.1
next reply other threads:[~2025-08-21 18:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-21 18:18 Naveen N Rao (AMD) [this message]
2025-08-21 18:18 ` [PATCH v4 1/7] KVM: SVM: Limit AVIC physical max index based on configured max_vcpu_ids Naveen N Rao (AMD)
2025-08-21 18:18 ` [PATCH v4 2/7] KVM: SVM: Add a helper to look up the max physical ID for AVIC Naveen N Rao (AMD)
2025-08-21 18:18 ` [PATCH v4 3/7] KVM: SVM: Replace hard-coded value 0x1FF with the corresponding macro Naveen N Rao (AMD)
2025-08-21 18:18 ` [PATCH v4 4/7] KVM: SVM: Expand AVIC_PHYSICAL_MAX_INDEX_MASK to be a 12-bit field Naveen N Rao (AMD)
2025-08-21 18:18 ` [PATCH v4 5/7] KVM: SVM: Move AVIC Physical ID table allocation to vcpu_precreate() Naveen N Rao (AMD)
2025-08-21 18:18 ` [PATCH v4 6/7] x86/cpufeatures: Add X86_FEATURE_X2AVIC_EXT Naveen N Rao (AMD)
2025-08-21 18:18 ` [PATCH v4 7/7] KVM: SVM: Add AVIC support for 4k vCPUs in x2AVIC mode Naveen N Rao (AMD)
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