From: Jian Zhou <jianjay.zhou@huawei.com>
To: <kvm@vger.kernel.org>, <pbonzini@redhat.com>, <gleb@kernel.org>,
<tglx@linutronix.de>, <mingo@redhat.com>, <hpa@zytor.com>,
<x86@kernel.org>, <linux-kernel@vger.kernel.org>
Cc: <herongguang.he@huawei.com>, <zhang.zhanghailiang@huawei.com>,
<weidong.huang@huawei.com>, <peter.huangpeng@huawei.com>,
Jian Zhou <jianjay.zhou@huawei.com>
Subject: [PATCH v2 0/4] KVM: VMX: enable LBR virtualization
Date: Fri, 23 Oct 2015 16:46:59 +0800 [thread overview]
Message-ID: <1445590023-2012-1-git-send-email-jianjay.zhou@huawei.com> (raw)
Changelog in v2:
(1) move the implementation into vmx.c
(2) migraton is supported
(3) add arrays in kvm_vcpu_arch struct to save/restore
LBR MSRs at vm exit/entry time.
(3) add a parameter of kvm_intel module to permanently
disable LBRV
(4) table of supported CPUs is reorgnized, LBRV
can be enabled or not according to the guest CPUID
Jian Zhou (4):
KVM: X86: Add arrays to save/restore LBR MSRs
KVM: X86: LBR MSRs of supported CPU types
KVM: X86: Migration is supported
KVM: VMX: details of LBR virtualization implementation
arch/x86/include/asm/kvm_host.h | 26 ++++-
arch/x86/include/asm/msr-index.h | 26 ++++-
arch/x86/kvm/vmx.c | 245 +++++++++++++++++++++++++++++++++++++++
arch/x86/kvm/x86.c | 88 ++++++++++++--
4 files changed, 366 insertions(+), 19 deletions(-)
--
1.7.12.4
next reply other threads:[~2015-10-23 8:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-23 8:46 Jian Zhou [this message]
2015-10-23 8:47 ` [PATCH v2 1/4] KVM: X86: Add arrays to save/restore LBR MSRs Jian Zhou
2015-10-23 8:47 ` [PATCH v2 2/4] KVM: X86: LBR MSRs of supported CPU types Jian Zhou
2015-10-23 8:47 ` [PATCH v2 3/4] KVM: X86: Migration is supported Jian Zhou
2015-10-23 9:15 [PATCH v2 0/4] KVM: VMX: enable LBR virtualization Jian Zhou
2015-11-11 15:23 ` Paolo Bonzini
2015-11-12 8:06 ` Jian Zhou
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