linux-kernel - [GIT PULL] LoongArch KVM changes for v6.20

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Message-ID: <20260206145622.2433924-1-chenhuacai@loongson.cn>
Date: Fri,  6 Feb 2026 22:56:22 +0800
From: Huacai Chen <chenhuacai@...ngson.cn>
To: Paolo Bonzini <pbonzini@...hat.com>,
	Huacai Chen <chenhuacai@...nel.org>,
	Tianrui Zhao <zhaotianrui@...ngson.cn>,
	Bibo Mao <maobibo@...ngson.cn>
Cc: kvm@...r.kernel.org,
	loongarch@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	Xuerui Wang <kernel@...0n.name>,
	Jiaxun Yang <jiaxun.yang@...goat.com>,
	Huacai Chen <chenhuacai@...ngson.cn>
Subject: [GIT PULL] LoongArch KVM changes for v6.20

The following changes since commit 18f7fcd5e69a04df57b563360b88be72471d6b62:

  Linux 6.19-rc8 (2026-02-01 14:01:13 -0800)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git tags/loongarch-kvm-6.20

for you to fetch changes up to 2d94a3f7088b69ae25e27fb98d7f1ef572c843f9:

  KVM: LoongArch: selftests: Add steal time test case (2026-02-06 09:28:01 +0800)

----------------------------------------------------------------
LoongArch KVM changes for v6.20

1. Add more CPUCFG mask bits.
2. Improve feature detection.
3. Add FPU/LBT delay load support.
4. Set default return value in KVM IO bus ops.
5. Add paravirt preempt feature support.
6. Add KVM steal time test case for tools/selftests.

----------------------------------------------------------------
Bibo Mao (13):
      LoongArch: KVM: Add more CPUCFG mask bits
      LoongArch: KVM: Move feature detection in kvm_vm_init_features()
      LoongArch: KVM: Add msgint registers in kvm_init_gcsr_flag()
      LoongArch: KVM: Check VM msgint feature during interrupt handling
      LoongArch: KVM: Handle LOONGARCH_CSR_IPR during vCPU context switch
      LoongArch: KVM: Move LSX capability check in exception handler
      LoongArch: KVM: Move LASX capability check in exception handler
      LoongArch: KVM: Move LBT capability check in exception handler
      LoongArch: KVM: Add FPU/LBT delay load support
      LoongArch: KVM: Set default return value in KVM IO bus ops
      LoongArch: KVM: Add paravirt preempt feature in hypervisor side
      LoongArch: KVM: Add paravirt vcpu_is_preempted() support in guest side
      KVM: LoongArch: selftests: Add steal time test case

 arch/loongarch/include/asm/kvm_host.h      |   9 +++
 arch/loongarch/include/asm/kvm_para.h      |   4 +-
 arch/loongarch/include/asm/loongarch.h     |   1 +
 arch/loongarch/include/asm/qspinlock.h     |   4 +
 arch/loongarch/include/uapi/asm/kvm.h      |   1 +
 arch/loongarch/include/uapi/asm/kvm_para.h |   1 +
 arch/loongarch/kernel/paravirt.c           |  21 ++++-
 arch/loongarch/kvm/exit.c                  |  21 ++++-
 arch/loongarch/kvm/intc/eiointc.c          |  43 ++++------
 arch/loongarch/kvm/intc/ipi.c              |  26 ++----
 arch/loongarch/kvm/intc/pch_pic.c          |  31 ++++---
 arch/loongarch/kvm/interrupt.c             |   4 +-
 arch/loongarch/kvm/main.c                  |   8 ++
 arch/loongarch/kvm/vcpu.c                  | 125 +++++++++++++++++++++++------
 arch/loongarch/kvm/vm.c                    |  39 +++++----
 tools/testing/selftests/kvm/Makefile.kvm   |   1 +
 tools/testing/selftests/kvm/steal_time.c   |  96 ++++++++++++++++++++++
 17 files changed, 319 insertions(+), 116 deletions(-)