On Thu, Aug 21, 2025 at 7:56 PM <guoren@xxxxxxxxxx> wrote:
>
> From: "Guo Ren (Alibaba DAMO Academy)" <guoren@xxxxxxxxxx>
>
> Here are serval fixup & optmizitions for hgatp detect according
> to the RISC-V Privileged Architecture Spec.
>
> ---
> Changes in v4:
> - Involve ("RISC-V: KVM: Prevent HGATP_MODE_BARE passed"), which
> explain why gstage_mode_detect needs reset HGATP to zero.
> - RESEND for wrong mailing thread.
>
> Changes in v3:
> - Add "Fixes" tag.
> - Involve("RISC-V: KVM: Remove unnecessary HGATP csr_read"), which
> depends on patch 1.
>
> Changes in v2:
> - Fixed build error since kvm_riscv_gstage_mode() has been modified.
> ---
>
> Fangyu Yu (1):
> RISC-V: KVM: Write hgatp register with valid mode bits
>
> Guo Ren (Alibaba DAMO Academy) (2):
> RISC-V: KVM: Remove unnecessary HGATP csr_read
> RISC-V: KVM: Prevent HGATP_MODE_BARE passed
>
> arch/riscv/kvm/gstage.c | 27 ++++++++++++++++++++++++---
> arch/riscv/kvm/main.c | 35 +++++++++++++++++------------------
> arch/riscv/kvm/vmid.c | 8 +++-----
> 3 files changed, 44 insertions(+), 26 deletions(-)
>
> --
> 2.40.1
>
Queued this series for Linux-6.18
Regards,
Anup
