From: Cathy Zhang <cathy.zhang@intel.com>
To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org
Cc: pbonzini@redhat.com, sean.j.christopherson@intel.com,
gregkh@linuxfoundation.org, tglx@linutronix.de,
tony.luck@intel.com, dave.hansen@intel.com,
kyung.min.park@intel.com, ricardo.neri-calderon@linux.intel.com,
vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com,
joro@8bytes.org, mingo@redhat.com, bp@alien8.de, hpa@zytor.com,
jpoimboe@redhat.com, ak@linux.intel.com,
ravi.v.shankar@intel.com, Cathy Zhang <cathy.zhang@intel.com>
Subject: [PATCH v3 0/2] Expose new features for Intel processor
Date: Sun, 9 Aug 2020 15:47:20 +0800 [thread overview]
Message-ID: <1596959242-2372-1-git-send-email-cathy.zhang@intel.com> (raw)
This patchset is to expose two new features, SERIALIZE and
TSX suspend load tracking to KVM CPUID for processors which
support them. KVM reports this information and guest can
make use of them finally.
Detailed information on the instructions and CPUID feature
flags can be found in the latest "extensions" manual [1].
This series applies on top of TIP tree as it depends on
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=85b23fbc7d88f8c6e3951721802d7845bc39663d
Changes since v2:
* Combine the two kvm patches into a single one.
* Provide features' overview introduction in kvm patch commit message.
* Get the latest kernel patches.
* Change definition from TSX_LDTRK to TSXLDTRK for TSX new feature.
* Change kernel patches Author to the owner.
* Remove SERIALIZE enumeration patch.
Reference:
[1]. https://software.intel.com/content/dam/develop/public/us/en/documents/architecture-instruction-set-extensions-programming-reference.pdf
Cathy Zhang (1):
x86/kvm: Expose new features for supported cpuid
Kyung Min Park (1):
x86/cpufeatures: Enumerate TSX suspend load address tracking
instructions
arch/x86/include/asm/cpufeatures.h | 1 +
arch/x86/kvm/cpuid.c | 3 ++-
2 files changed, 3 insertions(+), 1 deletion(-)
--
1.8.3.1
next reply other threads:[~2020-08-09 7:53 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-09 7:47 Cathy Zhang [this message]
2020-08-09 7:47 ` [PATCH v3 1/2] x86/cpufeatures: Enumerate TSX suspend load address tracking instructions Cathy Zhang
2020-08-09 7:47 ` [PATCH v3 2/2] x86/kvm: Expose new features for supported cpuid Cathy Zhang
2020-08-09 17:14 ` Paolo Bonzini
2020-08-10 23:50 ` Zhang, Cathy
2020-08-10 23:59 ` Luck, Tony
2020-08-11 0:18 ` Zhang, Cathy
2020-08-11 8:32 ` Paolo Bonzini
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