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Sat, 23 Aug 2025 09:00:00 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([103.97.166.196]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-77040214b81sm2804464b3a.93.2025.08.23.08.59.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 23 Aug 2025 09:00:00 -0700 (PDT) From: Anup Patel To: Atish Patra Cc: Palmer Dabbelt , Paul Walmsley , Alexandre Ghiti , Andrew Jones , Anup Patel , Paolo Bonzini , Shuah Khan , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Anup Patel Subject: [PATCH v3 0/6] ONE_REG interface for SBI FWFT extension Date: Sat, 23 Aug 2025 21:29:41 +0530 Message-ID: <20250823155947.1354229-1-apatel@ventanamicro.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250823_090002_383759_EE0133E3 X-CRM114-Status: UNSURE ( 8.87 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org 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 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 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv