[v2] Add KVM support for Zicbop and BFloat16 extensions

[PATCH v2 0/2] Add KVM support for Zicbop and BFloat16 extensions

Zongmin Zhou posted 2 patches 2 weeks, 3 days ago

Diff against v1
Download series mbox

Patches applied successfully (tree, apply log)
git fetch https://github.com/patchew-project/qemu tags/patchew/cover.1778653159.git.zhouzongmin@kylinos.cn

Maintainers: Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <daniel.barboza@oss.qualcomm.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Chao Liu <chao.liu.zevorn@gmail.com>

target/riscv/kvm/kvm-cpu.c | 37 +++++++++++++++++++++++++++++++++++--
1 file changed, 35 insertions(+), 2 deletions(-)

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[PATCH v2 0/2] Add KVM support for Zicbop and BFloat16 extensions

Posted by Zongmin Zhou 2 weeks, 3 days ago

From: Zongmin Zhou <zhouzongmin@kylinos.cn>

This series adds KVM support for the following RISC-V ISA extensions:
- Zicbop: Cache-Block Prefetch Operations
- Zfbfmin, Zvfbfmin, Zvfbfwma: BFloat16 extensions

Changes in v2:
- Patch 1: Removed Zicbop from legacy KVM extension reading path since
  the extension did not exist in older kernels. (Daniel Henrique Barboza)

Zongmin Zhou (2):
  target/riscv/kvm: add KVM support for Zicbop extension
  target/riscv/kvm: Add BFloat16 extensions support

 target/riscv/kvm/kvm-cpu.c | 37 +++++++++++++++++++++++++++++++++++--
 1 file changed, 35 insertions(+), 2 deletions(-)

-- 
2.43.0

Re: [PATCH v2 0/2] Add KVM support for Zicbop and BFloat16 extensions

Posted by Alistair Francis 1 week, 5 days ago

On Wed, May 13, 2026 at 5:04 PM Zongmin Zhou <min_halo@163.com> wrote:
>
> From: Zongmin Zhou <zhouzongmin@kylinos.cn>
>
> This series adds KVM support for the following RISC-V ISA extensions:
> - Zicbop: Cache-Block Prefetch Operations
> - Zfbfmin, Zvfbfmin, Zvfbfwma: BFloat16 extensions
>
> Changes in v2:
> - Patch 1: Removed Zicbop from legacy KVM extension reading path since
>   the extension did not exist in older kernels. (Daniel Henrique Barboza)
>
> Zongmin Zhou (2):
>   target/riscv/kvm: add KVM support for Zicbop extension
>   target/riscv/kvm: Add BFloat16 extensions support

Thanks!

Applied to riscv-to-apply.next

Alistair

>
>  target/riscv/kvm/kvm-cpu.c | 37 +++++++++++++++++++++++++++++++++++--
>  1 file changed, 35 insertions(+), 2 deletions(-)
>
> --
> 2.43.0
>
>