From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from cstnet.cn (smtp21.cstnet.cn [159.226.251.21]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A489E2628D; Mon, 1 Dec 2025 01:45:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.21 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764553560; cv=none; b=pmR9ZwccFMjCgPqXjQaNbrEI3LopEcBoK83Frg3PYqGQgGyOAxWsewvY/c/vZMDABeYlGz/pL1K8RpZONBT6Yt9ncJdfWHSXhoejki/fc/ZfM4vLHOQO250M8EaNIjpkhinlXvxu8ClVhmInXsZKCV8GOOrKwo7P/n5YD5HBU3Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764553560; c=relaxed/simple; bh=aWlLYOiCAjdJdHlzVFRjdGHSyxMf+yZ9gbDA2Hh6HwA=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=BneKChpkzVB2fg6TRWxIVBDcNff1Z3HCq8gpvMehLfrVL1y2akqtu1ep/1T7ejDPYdZivFZhCAYsqyNEbJElqiBWqL0M1tM69onSGftGoQKKb35iMAeSFxh7u7fWMIZSV/ySK3SA4nNPdV8tiucKOmZo2G9sggTi0BpJ0HZVOfc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from zq-Legion-Y7000.. (unknown [121.237.244.238]) by APP-01 (Coremail) with SMTP id qwCowADnfMxE8yxpRt2vAg--.19616S2; Mon, 01 Dec 2025 09:45:41 +0800 (CST) 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 Subject: [PATCH 0/4] RISC-V: KVM: Add Zicfiss/Zicfilp support Date: Mon, 1 Dec 2025 09:28:04 +0800 Message-Id: X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:qwCowADnfMxE8yxpRt2vAg--.19616S2 X-Coremail-Antispam: 1UD129KBjvdXoWrtFWDJFyDKr1UJr1rKr13CFg_yoWkAFb_Cr WxJ3s7u34xJFZ7KF90vwn3WFWDKrWrtF98tw17Xr17WFnrur13Xw4Iq3Wjqr1jyr15Xa93 ArZ5XrZ2q34j9jkaLaAFLSUrUUUUbb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb6xFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr0_ Gr1UM28EF7xvwVC2z280aVAFwI0_Gr1j6F4UJwA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Cr 1j6rxdM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj 6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr 0_Gr1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7M4IIrI8v6xkF7I0E 8cxan2IY04v7M4kE6xkIj40Ew7xC0wCY1x0262kKe7AKxVWUtVW8ZwCY02Avz4vE14v_Kw CF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j 6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64 vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_ Gr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0x vEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x0JUfWrAUUUUU= X-CM-SenderInfo: 52kr31xxdqqxpvfd2hldfou0/1tbiDAYDBmks7K0Z0AAAsC From: Quan Zhou 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