On Sat, Aug 23, 2025 at 9:30 PM Anup Patel <apa...@ventanamicro.com> wrote: > > This series adds ONE_REG interface for SBI FWFT extension implemented > by KVM RISC-V. This was missed out in accepted SBI FWFT patches for > KVM RISC-V. > > These patches can also be found in the riscv_kvm_fwft_one_reg_v3 branch > at: https://github.com/avpatel/linux.git > > Changes since v2: > - Re-based on latest KVM RISC-V queue > - Improved FWFT ONE_REG interface to allow enabling/disabling each > FWFT feature from KVM userspace > > Changes since v1: > - Dropped have_state in PATCH4 as suggested by Drew > - Added Drew's Reviewed-by in appropriate patches > > Anup Patel (6): > RISC-V: KVM: Set initial value of hedeleg in kvm_arch_vcpu_create() > RISC-V: KVM: Introduce feature specific reset for SBI FWFT > RISC-V: KVM: Introduce optional ONE_REG callbacks for SBI extensions > RISC-V: KVM: Move copy_sbi_ext_reg_indices() to SBI implementation > RISC-V: KVM: Implement ONE_REG interface for SBI FWFT state > KVM: riscv: selftests: Add SBI FWFT to get-reg-list test
Queued this series for Linux-6.18 Regards, Anup > > arch/riscv/include/asm/kvm_vcpu_sbi.h | 22 +- > arch/riscv/include/asm/kvm_vcpu_sbi_fwft.h | 1 + > arch/riscv/include/uapi/asm/kvm.h | 15 ++ > arch/riscv/kvm/vcpu.c | 3 +- > arch/riscv/kvm/vcpu_onereg.c | 60 +---- > arch/riscv/kvm/vcpu_sbi.c | 172 +++++++++++-- > arch/riscv/kvm/vcpu_sbi_fwft.c | 227 ++++++++++++++++-- > arch/riscv/kvm/vcpu_sbi_sta.c | 63 +++-- > .../selftests/kvm/riscv/get-reg-list.c | 32 +++ > 9 files changed, 467 insertions(+), 128 deletions(-) > > -- > 2.43.0 >
