[PATCH 0/4] RISC-V: KVM: Add Zicfiss/Zicfilp support

From: zhouquan@iscas.ac.cn
To: anup@brainfault.org, ajones@ventanamicro.com,
	atishp@atishpatra.org, paul.walmsley@sifive.com,
	palmer@dabbelt.com
Cc: linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	kvm@vger.kernel.org, kvm-riscv@lists.infradead.org,
	Quan Zhou <zhouquan@iscas.ac.cn>
Subject: [PATCH 0/4] RISC-V: KVM: Add Zicfiss/Zicfilp support
Date: Mon,  1 Dec 2025 09:28:04 +0800	[thread overview]
Message-ID: <cover.1764509485.git.zhouquan@iscas.ac.cn> (raw)

From: Quan Zhou <zhouquan@iscas.ac.cn>

This patchset is based on `riscv control-flow integrity for usermode` [1].
Add Zicfiss/Zicfilp [2] and sbi fwft [3] support for riscv kvm.

[1] - https://lore.kernel.org/all/20251112-v5_user_cfi_series-v23-0-b55691eacf4f@rivosinc.com/
[2] - https://github.com/riscv/riscv-cfi
[3] - https://github.com/riscv-non-isa/riscv-sbi-doc/blob/master/src/ext-firmware-features.adoc

Quan Zhou (4):
  RISC-V: KVM: Allow zicfiss/zicfilp exts for Guest/VM
  RISC-V: KVM: Add support for software check exception
  RISC-V: KVM: Add suuport for zicfiss/zicfilp/svadu FWFT features
  KVM: riscv: selftests: Add zicfiss/zicfilp/svadu and SBI FWFT to
    get-reg-list test

 arch/riscv/include/asm/csr.h                  |   1 +
 arch/riscv/include/asm/kvm_host.h             |   3 +-
 arch/riscv/include/uapi/asm/kvm.h             |   5 +
 arch/riscv/kvm/vcpu.c                         |   6 +
 arch/riscv/kvm/vcpu_exit.c                    |   3 +
 arch/riscv/kvm/vcpu_onereg.c                  |   2 +
 arch/riscv/kvm/vcpu_sbi_fwft.c                | 129 ++++++++++++++++++
 .../selftests/kvm/riscv/get-reg-list.c        |  26 ++++
 8 files changed, 174 insertions(+), 1 deletion(-)

-- 
2.34.1

-- 
kvm-riscv mailing list
kvm-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kvm-riscv