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From: Sean Christopherson <seanjc@google.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
	 Sean Christopherson <seanjc@google.com>
Subject: [GIT PULL] KVM: x86: VMX changes for 7.1
Date: Fri, 10 Apr 2026 16:58:29 -0700	[thread overview]
Message-ID: <20260410235832.2312342-11-seanjc@google.com> (raw)
In-Reply-To: <20260410235832.2312342-1-seanjc@google.com>

Two perf tweaks for Uros and a minor cleanup.

The following changes since commit 11439c4635edd669ae435eec308f4ab8a0804808:

  Linux 7.0-rc2 (2026-03-01 15:39:31 -0800)

are available in the Git repository at:

  https://github.com/kvm-x86/linux.git tags/kvm-x86-vmx-7.1

for you to fetch changes up to 577da677aa7cbc13040e4951170d39ec7663ad8a:

  KVM: VMX: Remove unnecessary parentheses (2026-03-12 09:05:56 -0700)

----------------------------------------------------------------
KVM VMX changes for 7.1

 - Drop obsolete (largely ignored by hardwre) branch hint prefixes from the
   VMX instruction macros, as saving a byte of code per instruction provides
   more benefits than the (mostly) superfluous prefixes.

 - Use ASM_INPUT_RM() in __vmcs_writel() to coerce clang into using a register
   input when appropriate.

 - Drop unnecessary parentheses in cpu_has_load_cet_ctrl() so as not to suggest
   that "return (x & y);" is KVM's preferred style.

----------------------------------------------------------------
Uros Bizjak (2):
      KVM: VMX: Drop obsolete branch hint prefixes from inline asm
      KVM: VMX: Use ASM_INPUT_RM in __vmcs_writel

Xin Li (1):
      KVM: VMX: Remove unnecessary parentheses

 arch/x86/kvm/vmx/capabilities.h | 2 +-
 arch/x86/kvm/vmx/vmx_ops.h      | 5 +----
 2 files changed, 2 insertions(+), 5 deletions(-)

  parent reply	other threads:[~2026-04-10 23:58 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-10 23:58 [GIT PULL] KVM: x86 pull requests for 7.1 Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: x86: A lonely fix " Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: guest_memfd change " Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: x86: Misc changes " Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: x86: Emulated MMIO " Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: x86: MMU " Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: x86: Nested SVM " Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: Selftests " Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: x86: SVM+SEV changes Sean Christopherson
2026-04-10 23:58 ` [GIT PULL] KVM: x86: SVM changes for 7.1 (short version) Sean Christopherson
2026-04-10 23:58 ` Sean Christopherson [this message]
2026-04-10 23:58 ` [GIT PULL] KVM: x86: VMXON and EFER.SVME extraction for 7.1 Sean Christopherson
2026-04-11  0:02   ` Sean Christopherson

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