On Fri, Apr 21, 2023 at 7:34 PM Anup Patel <anup@xxxxxxxxxxxxxx> wrote: > > Hi Paolo, > > We have the following KVM RISC-V changes for 6.4: > 1) ONE_REG interface to enable/disable SBI extensions > 2) Zbb extension for Guest/VM > 3) AIA CSR virtualization > 4) Few minor cleanups and fixes > > Please pull. > > Please note that the Zicboz series has been taken by > Palmer through the RISC-V tree which results in few > minor conflicts in the following files: > arch/riscv/include/asm/hwcap.h > arch/riscv/include/uapi/asm/kvm.h > arch/riscv/kernel/cpu.c > arch/riscv/kernel/cpufeature.c > arch/riscv/kvm/vcpu.c > > I am not sure if a shared tag can make things easy > for you or Palmer. Done, finally. Thanks, Paolo > Regards, > Anup > > The following changes since commit 6a8f57ae2eb07ab39a6f0ccad60c760743051026: > > Linux 6.3-rc7 (2023-04-16 15:23:53 -0700) > > are available in the Git repository at: > > https://github.com/kvm-riscv/linux.git tags/kvm-riscv-6.4-1 > > for you to fetch changes up to 2f4d58f7635aec014428e73ef6120c4d0377c430: > > RISC-V: KVM: Virtualize per-HART AIA CSRs (2023-04-21 18:10:27 +0530) > > ---------------------------------------------------------------- > KVM/riscv changes for 6.4 > > - ONE_REG interface to enable/disable SBI extensions > - Zbb extension for Guest/VM > - AIA CSR virtualization > > ---------------------------------------------------------------- > Andrew Jones (1): > RISC-V: KVM: Alphabetize selects > > Anup Patel (10): > RISC-V: KVM: Add ONE_REG interface to enable/disable SBI extensions > RISC-V: KVM: Allow Zbb extension for Guest/VM > RISC-V: Add AIA related CSR defines > RISC-V: Detect AIA CSRs from ISA string > RISC-V: KVM: Drop the _MASK suffix from hgatp.VMID mask defines > RISC-V: KVM: Initial skeletal support for AIA > RISC-V: KVM: Implement subtype for CSR ONE_REG interface > RISC-V: KVM: Add ONE_REG interface for AIA CSRs > RISC-V: KVM: Use bitmap for irqs_pending and irqs_pending_mask > RISC-V: KVM: Virtualize per-HART AIA CSRs > > David Matlack (1): > KVM: RISC-V: Retry fault if vma_lookup() results become invalid > > arch/riscv/include/asm/csr.h | 107 +++++++++- > arch/riscv/include/asm/hwcap.h | 8 + > arch/riscv/include/asm/kvm_aia.h | 127 +++++++++++ > arch/riscv/include/asm/kvm_host.h | 14 +- > arch/riscv/include/asm/kvm_vcpu_sbi.h | 8 +- > arch/riscv/include/uapi/asm/kvm.h | 51 ++++- > arch/riscv/kernel/cpu.c | 2 + > arch/riscv/kernel/cpufeature.c | 2 + > arch/riscv/kvm/Kconfig | 10 +- > arch/riscv/kvm/Makefile | 1 + > arch/riscv/kvm/aia.c | 388 ++++++++++++++++++++++++++++++++++ > arch/riscv/kvm/main.c | 22 +- > arch/riscv/kvm/mmu.c | 28 ++- > arch/riscv/kvm/vcpu.c | 194 +++++++++++++---- > arch/riscv/kvm/vcpu_insn.c | 1 + > arch/riscv/kvm/vcpu_sbi.c | 247 ++++++++++++++++++++-- > arch/riscv/kvm/vcpu_sbi_base.c | 2 +- > arch/riscv/kvm/vm.c | 4 + > arch/riscv/kvm/vmid.c | 4 +- > 19 files changed, 1129 insertions(+), 91 deletions(-) > create mode 100644 arch/riscv/include/asm/kvm_aia.h > create mode 100644 arch/riscv/kvm/aia.c >
