From nobody Tue Dec 16 13:33:38 2025 Received: from mail-pg1-f178.google.com (mail-pg1-f178.google.com [209.85.215.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 342E834E779 for ; Fri, 5 Dec 2025 18:37:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764959860; cv=none; b=CBwdGFbVarg/1T7DT2zFUH8Jo7jsAs2TnDRlgLfO4qQhcRenAQUT0jUXHIZKx/2w52uzip3hgW5QQfsgsnk6v5CNvAeEWRgcLNyY4SBeqecysVSZfkJK3hUXughtvx+QUhcoOdbCNFEbWprkp413dNn7+Bd4TrEz3iQgeCniwNQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764959860; c=relaxed/simple; bh=o+mupBbwLM9S2HS2KmSc2gYbDSK/gb3i74YBTExGXIE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=UKyjUpBFcpUpnsxgDfQy33gWvrC9al64N+pt22+qhsZtEmIhdvQ0mmyY70jjsuiXqr/ZPuMlNwL+Pz/6Mx5d5Vfu968fcwiaZuVlAS4RdG6XvKulbQtYq6dr/EyvwJwr53rT8Fh+YXH5Xq5XfRVWsdB7aXvrdZknMhLCOjqfOdw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=rivosinc.com; spf=pass smtp.mailfrom=rivosinc.com; dkim=pass (2048-bit key) header.d=rivosinc.com header.i=@rivosinc.com header.b=NVKiUuMy; arc=none smtp.client-ip=209.85.215.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=rivosinc.com header.i=@rivosinc.com header.b="NVKiUuMy" Received: by mail-pg1-f178.google.com with SMTP id 41be03b00d2f7-bf5ac50827dso1724966a12.2 for ; Fri, 05 Dec 2025 10:37:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc.com; s=google; t=1764959849; x=1765564649; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=caVRo7M49OcsqhffOXnqYtJLXHun4v2kvB6IB4MWH/w=; b=NVKiUuMyNgGw92yCMyCjdpDG0JgmSWC5u00V/HAQ4oOJ8QjBMNret5j7IauIVYWZW6 aRRDiFFljsTjIIYII+VJGAw6ypjI6nQQBEclHP9U3uIHLCK972QoOG8p2m3EDvYcOAHm p+I26dqZZRLqpclZ2L15NSdblTSfrGfFPSRI5KMi/H6iVbFKpuGxmB/Cno3sbi+g6gce lIexN85jnDVbBXtUVrGWY/MUMmdSGOzYQQR/iJZJTuXoUPd2XfMQXNAPQzZYKzss12Pz E5jTD/AJ+45Ti3Hv56/hXt5IfnM02zh1RwgSbTC6rWS1glp+QvDrDU7H+m4pCI3A55Zy swww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764959849; x=1765564649; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=caVRo7M49OcsqhffOXnqYtJLXHun4v2kvB6IB4MWH/w=; b=dNUR86KZSrwk/T4EO+QyGkBWXT8wyzHTkDxG8+Ft3mC95BPwndzUGv9ndrKkpCRtVW iNIdGQc3hiGauxXbC+tspNwa4I5PnUAx5M94sW7cEsMhq8j/TuXNnWyIGLbZkA1N7++p DVbydC+NJNyALRjfkoCmNqSlAYlxi/nnPlDWEeQyGco5g+6Xw+VltbouDAShbGS5RcDZ eott5jrMsQj3+p0RaZTyOvMbXK2hXxsWVvKr3F80pCQ4gXEUK5tyUUBKBA0pE55EEjOa 1POlyqFA7ZrA3ixx+RY0OnUeTMA8sYwfvJq8XWS06yxKXGmrjK0T5l+RKyLc3oeO36cP ThBg== X-Gm-Message-State: AOJu0Yy0aHGis/o4EY4Kc1eLcXoxZYnWjxdeYO7VPKMqs25QWOjkolz3 55RYK5vcdBmOvpEotOe7BdZGnwwoDxb+cC3ZxpyP/9XNu9yawLEpgac3wtgALlPlL64= X-Gm-Gg: ASbGncuRvDsaan17gjcA66i7hLwJB09DEAUJC4A3Ev0gin0K12PzLzEoKp56USuKGee xfbU4q5I4JuYrNOxXenpuSeUP9+rdDg9MYYP1irS6rXvFhmkA8d8WkDBfBzArZ0WegFiOoJa/gl LwXOe3CKJOJe+hwX8MmYmCTzF0n7P39rHxthqAbm3dRE7NN63vix9KOUp+Cso/Z9RR3fmAlK2iN MU995B7atkjyxn2Rt1yf1ZfZObYgfavbO4KpjHtMT6qzZoHS4mZXsyNxnny+FGxzJEbJ9YJxk1a mE/adVBlsGwFjd5w7iN1ApJdJBJjYlaEoXYjzCa0wpQsMsRqMeopHjfj6+dWDqdavpTj4DeNx9Q oiNCK+EeHQC5FhcWov5nbnXHvOJDXidyIw6VDGQDA7PiZFp/VmDFTaEZ6hlM4YcyAdzXTWWd8md ssbtwiKMX76yQGqsI12EGG X-Google-Smtp-Source: AGHT+IE2xGqf6PsGRkrxaqECp1R5gZSEA6uoyMXhatYShxnn+tFhMQT5orx1xHyQl0N4uRXeo3OQqg== X-Received: by 2002:a05:7301:f07:b0:2a4:3592:c60c with SMTP id 5a478bee46e88-2abc71e17e9mr78847eec.29.1764959848864; Fri, 05 Dec 2025 10:37:28 -0800 (PST) Received: from debug.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2aba8395d99sm23933342eec.1.2025.12.05.10.37.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Dec 2025 10:37:28 -0800 (PST) From: Deepak Gupta Date: Fri, 05 Dec 2025 10:37:06 -0800 Subject: [PATCH v25 20/28] riscv/hwprobe: zicfilp / zicfiss enumeration in hwprobe Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251205-v5_user_cfi_series-v25-20-8a3570c3e145@rivosinc.com> References: <20251205-v5_user_cfi_series-v25-0-8a3570c3e145@rivosinc.com> In-Reply-To: <20251205-v5_user_cfi_series-v25-0-8a3570c3e145@rivosinc.com> To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Andrew Morton , "Liam R. Howlett" , Vlastimil Babka , Lorenzo Stoakes , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Christian Brauner , Peter Zijlstra , Oleg Nesterov , Eric Biederman , Kees Cook , Jonathan Corbet , Shuah Khan , Jann Horn , Conor Dooley , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Andreas Hindborg , Alice Ryhl , Trevor Gross , Benno Lossin Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, alistair.francis@wdc.com, richard.henderson@linaro.org, jim.shu@sifive.com, andybnac@gmail.com, kito.cheng@sifive.com, charlie@rivosinc.com, atishp@rivosinc.com, evan@rivosinc.com, cleger@rivosinc.com, alexghiti@rivosinc.com, samitolvanen@google.com, broonie@kernel.org, rick.p.edgecombe@intel.com, rust-for-linux@vger.kernel.org, Zong Li , Valentin Haudiquet , Deepak Gupta X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1764959808; l=1494; i=debug@rivosinc.com; s=20251023; h=from:subject:message-id; bh=o+mupBbwLM9S2HS2KmSc2gYbDSK/gb3i74YBTExGXIE=; b=h5kVDkaUUUs99aJk0qS23WgDcswkl3+9vDfiJ5qfqx4Kce4+ENPu1q1DoLCHOQG7/oTl1GxgM WtrUtrWksYgCk00mzDTDyGq09yoemSOOYeLn27NuQe2huLJS2GIT4Gi X-Developer-Key: i=debug@rivosinc.com; a=ed25519; pk=O37GQv1thBhZToXyQKdecPDhtWVbEDRQ0RIndijvpjk= Adding enumeration of zicfilp and zicfiss extensions in hwprobe syscall. Reviewed-by: Zong Li Tested-by: Valentin Haudiquet Signed-off-by: Deepak Gupta --- arch/riscv/include/uapi/asm/hwprobe.h | 2 ++ arch/riscv/kernel/sys_hwprobe.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/arch/riscv/include/uapi/asm/hwprobe.h b/arch/riscv/include/uap= i/asm/hwprobe.h index 5d30a4fae37a..0efc9c7d1199 100644 --- a/arch/riscv/include/uapi/asm/hwprobe.h +++ b/arch/riscv/include/uapi/asm/hwprobe.h @@ -82,6 +82,8 @@ struct riscv_hwprobe { #define RISCV_HWPROBE_EXT_ZAAMO (1ULL << 56) #define RISCV_HWPROBE_EXT_ZALRSC (1ULL << 57) #define RISCV_HWPROBE_EXT_ZABHA (1ULL << 58) +#define RISCV_HWPROBE_EXT_ZICFILP (1ULL << 59) +#define RISCV_HWPROBE_EXT_ZICFISS (1ULL << 60) #define RISCV_HWPROBE_KEY_CPUPERF_0 5 #define RISCV_HWPROBE_MISALIGNED_UNKNOWN (0 << 0) #define RISCV_HWPROBE_MISALIGNED_EMULATED (1 << 0) diff --git a/arch/riscv/kernel/sys_hwprobe.c b/arch/riscv/kernel/sys_hwprob= e.c index 000f4451a9d8..d13d9d0d1669 100644 --- a/arch/riscv/kernel/sys_hwprobe.c +++ b/arch/riscv/kernel/sys_hwprobe.c @@ -114,6 +114,8 @@ static void hwprobe_isa_ext0(struct riscv_hwprobe *pair, EXT_KEY(ZCMOP); EXT_KEY(ZICBOM); EXT_KEY(ZICBOZ); + EXT_KEY(ZICFILP); + EXT_KEY(ZICFISS); EXT_KEY(ZICNTR); EXT_KEY(ZICOND); EXT_KEY(ZIHINTNTL); --=20 2.45.0