[GIT PULL] LoongArch KVM changes for v6.12

[Huacai Chen]

The following changes since commit da3ea35007d0af457a0afc87e84fddaebc4e0b63:

  Linux 6.11-rc7 (2024-09-08 14:50:28 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git tags/loongarch-kvm-6.12

for you to fetch changes up to 3abb708ec0be25da16a1ee9f1ab5cbc93f3256f3:

  LoongArch: KVM: Implement function kvm_para_has_feature() (2024-09-12 22:56:14 +0800)

----------------------------------------------------------------
LoongArch KVM changes for v6.12

1. Revert qspinlock to test-and-set simple lock on VM.
2. Add Loongson Binary Translation extension support.
3. Add PMU support for guest.
4. Enable paravirt feature control from VMM.
5. Implement function kvm_para_has_feature().

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Bibo Mao (6):
      LoongArch: Revert qspinlock to test-and-set simple lock on VM
      LoongArch: KVM: Add VM feature detection function
      LoongArch: KVM: Add Binary Translation extension support
      LoongArch: KVM: Add vm migration support for LBT registers
      LoongArch: KVM: Enable paravirt feature control from VMM
      LoongArch: KVM: Implement function kvm_para_has_feature()

Song Gao (1):
      LoongArch: KVM: Add PMU support for guest

 arch/loongarch/include/asm/Kbuild          |   1 -
 arch/loongarch/include/asm/kvm_csr.h       |   6 +
 arch/loongarch/include/asm/kvm_host.h      |  37 +++-
 arch/loongarch/include/asm/kvm_para.h      |  12 +
 arch/loongarch/include/asm/kvm_vcpu.h      |  11 +
 arch/loongarch/include/asm/loongarch.h     |  11 +-
 arch/loongarch/include/asm/paravirt.h      |   7 +
 arch/loongarch/include/asm/qspinlock.h     |  41 ++++
 arch/loongarch/include/uapi/asm/Kbuild     |   2 -
 arch/loongarch/include/uapi/asm/kvm.h      |  20 ++
 arch/loongarch/include/uapi/asm/kvm_para.h |  21 ++
 arch/loongarch/kernel/paravirt.c           |  47 ++--
 arch/loongarch/kernel/setup.c              |   2 +
 arch/loongarch/kernel/smp.c                |   4 +-
 arch/loongarch/kvm/exit.c                  |  46 ++--
 arch/loongarch/kvm/vcpu.c                  | 340 ++++++++++++++++++++++++++++-
 arch/loongarch/kvm/vm.c                    |  69 +++++-
 17 files changed, 616 insertions(+), 61 deletions(-)
 create mode 100644 arch/loongarch/include/asm/qspinlock.h
 create mode 100644 arch/loongarch/include/uapi/asm/kvm_para.h