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Mon, 01 Jun 2026 01:43:55 -0700 (PDT) Received: from localhost ([2001:19f0:8001:1b2d:5400:5ff:fefa:a95d]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8423828159esm5376710b3a.35.2026.06.01.01.43.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Jun 2026 01:43:54 -0700 (PDT) From: Inochi Amaoto To: Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Anup Patel , Atish Patra , Paolo Bonzini , Shuah Khan , Deepak Gupta , Thomas Huth , Charlie Jenkins , Sergey Matyukevich , Inochi Amaoto Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org, Yixun Lan , Longbin Li Subject: [PATCH v2 0/7] RISC-V: KVM: Add Svadu/Zicfiss/Zicfilp FWFT support Date: Mon, 1 Jun 2026 16:43:28 +0800 Message-ID: <20260601084336.2601675-1-inochiama@gmail.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This patchset based on the patchset "RISC-V: KVM: Add Zicfiss/Zicfilp support". The patch includes all the function of original patchset from Quan: adding the Svadu/Zicfiss/Zicfilp FWFT for the RISC-V KVM. And this patchset already passes the KVM unit test. Changed from Quan's v1: - https://lore.kernel.org/kvm/cover.1764509485.git.zhouquan@iscas.ac.cn/ 1. rebase to the latest master. 2. Split Svadu change as separate patch 3. Fix all build error from the original series 4. Remove the Svadu check in kvm_riscv_vcpu_config_ran_once() and in favor of the FWFT. 5. Remove the LPE/SSE setting bit in kvm_riscv_vcpu_config_ran_once() (kvm_riscv_vcpu_setup_config() in original patchset) Inochi Amaoto (7): RISC-V: KVM: Add support for Svadu FWFT features KVM: riscv: selftests: add Svadu FWFT extension to get-reg-list test RISC-V: KVM: Only enable Svadu extension when Guest/VM requests RISC-V: KVM: Allow Zicfiss/Zicfilp extensions for Guest/VM RISC-V: KVM: Handle software-check exits for VCPU RISC-V: KVM: Add support for control-flow integrity FWFT features KVM: riscv: selftests: add Zicfiss/Zicfilp extension to get-reg-list test arch/riscv/include/asm/csr.h | 1 + arch/riscv/include/uapi/asm/kvm.h | 5 + arch/riscv/kvm/isa.c | 2 + arch/riscv/kvm/vcpu_config.c | 8 +- arch/riscv/kvm/vcpu_exit.c | 3 + arch/riscv/kvm/vcpu_sbi_fwft.c | 142 ++++++++++++++++++ .../selftests/kvm/riscv/get-reg-list.c | 22 +++ 7 files changed, 179 insertions(+), 4 deletions(-) -- 2.54.0