[GIT PULL] KVM/riscv changes for 5.20

[Anup Patel]

Hi Paolo,

We have following KVM RISC-V changes for 5.20:
1) Track ISA extensions used by Guest using bitmap
2) Added system instruction emulation framework
3) Added CSR emulation framework
4) Added gfp_custom flag in struct kvm_mmu_memory_cache
5) Added G-stage ioremap() and iounmap() functions
6) Added support for Svpbmt inside Guest

Please pull.

Regards,
Anup

The following changes since commit e0dccc3b76fb35bb257b4118367a883073d7390e:

  Linux 5.19-rc8 (2022-07-24 13:26:27 -0700)

are available in the Git repository at:

  https://github.com/kvm-riscv/linux.git tags/kvm-riscv-5.20-1

for you to fetch changes up to 6bb2e00ea304ffc0446f345c46fe22713ce43cbf:

  RISC-V: KVM: Add support for Svpbmt inside Guest/VM (2022-07-29
17:15:18 +0530)

----------------------------------------------------------------
KVM/riscv changes for 5.20

- Track ISA extensions used by Guest using bitmap
- Added system instruction emulation framework
- Added CSR emulation framework
- Added gfp_custom flag in struct kvm_mmu_memory_cache
- Added G-stage ioremap() and iounmap() functions
- Added support for Svpbmt inside Guest

----------------------------------------------------------------
Anup Patel (7):
      RISC-V: KVM: Factor-out instruction emulation into separate sources
      RISC-V: KVM: Add extensible system instruction emulation framework
      RISC-V: KVM: Add extensible CSR emulation framework
      KVM: Add gfp_custom flag in struct kvm_mmu_memory_cache
      RISC-V: KVM: Add G-stage ioremap() and iounmap() functions
      RISC-V: KVM: Use PAGE_KERNEL_IO in kvm_riscv_gstage_ioremap()
      RISC-V: KVM: Add support for Svpbmt inside Guest/VM

Atish Patra (1):
      RISC-V: KVM: Improve ISA extension by using a bitmap

Nikolay Borisov (2):
      RISC-V: KVM: Make kvm_riscv_guest_timer_init a void function
      RISC-V: KVM: move preempt_disable() call in kvm_arch_vcpu_ioctl_run

Zhang Jiaming (1):
      RISC-V: KVM: Fix variable spelling mistake

 arch/riscv/include/asm/csr.h            |  16 +
 arch/riscv/include/asm/kvm_host.h       |  24 +-
 arch/riscv/include/asm/kvm_vcpu_fp.h    |   8 +-
 arch/riscv/include/asm/kvm_vcpu_insn.h  |  48 ++
 arch/riscv/include/asm/kvm_vcpu_timer.h |   2 +-
 arch/riscv/include/uapi/asm/kvm.h       |   1 +
 arch/riscv/kvm/Makefile                 |   1 +
 arch/riscv/kvm/mmu.c                    |  28 +-
 arch/riscv/kvm/vcpu.c                   | 203 ++++++---
 arch/riscv/kvm/vcpu_exit.c              | 496 +--------------------
 arch/riscv/kvm/vcpu_fp.c                |  27 +-
 arch/riscv/kvm/vcpu_insn.c              | 752 ++++++++++++++++++++++++++++++++
 arch/riscv/kvm/vcpu_timer.c             |   4 +-
 arch/riscv/kvm/vm.c                     |   4 +-
 include/linux/kvm_types.h               |   1 +
 include/uapi/linux/kvm.h                |   8 +
 virt/kvm/kvm_main.c                     |   4 +-
 17 files changed, 1028 insertions(+), 599 deletions(-)
 create mode 100644 arch/riscv/include/asm/kvm_vcpu_insn.h
 create mode 100644 arch/riscv/kvm/vcpu_insn.c