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Mon, 12 Jan 2026 23:46:18 -0800 (PST) Received: from [127.0.1.1] ([45.8.220.151]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a3e3cd4bd8sm190956165ad.102.2026.01.12.23.46.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jan 2026 23:46:18 -0800 (PST) From: Guodong Xu Date: Tue, 13 Jan 2026 15:45:53 +0800 Subject: [PATCH 1/2] Documentation: riscv: uabi: Clarify ISA spec version for canonical order MIME-Version: 1.0 Message-Id: <20260113-adding-b-dtsi-v1-1-22d6e55d19df@riscstar.com> References: <20260113-adding-b-dtsi-v1-0-22d6e55d19df@riscstar.com> In-Reply-To: <20260113-adding-b-dtsi-v1-0-22d6e55d19df@riscstar.com> To: Jonathan Corbet , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Conor Dooley , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Chen Wang , Inochi Amaoto , Yixun Lan Cc: Palmer Dabbelt , Junhui Liu , linux-doc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, sophgo@lists.linux.dev, spacemit@lists.linux.dev, Guodong Xu X-Mailer: b4 0.14.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260112_234621_502208_D4DF2FD0 X-CRM114-Status: GOOD ( 10.78 ) 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 Specify that chapter 27 refers to version 20191213 of the RISC-V ISA Unprivileged Architecture. The chapter numbering differs across specification versions - for example, in version 20250508, the ISA Extension Naming Conventions is chapter 36, not chapter 27. Historical versions of the RISC-V specification can be found via Link [1]. Link: https://riscv.org/specifications/ratified/ [1] Fixes: f07b2b3f9d47 ("Documentation: riscv: add a section about ISA string ordering in /proc/cpuinfo") Signed-off-by: Guodong Xu --- Documentation/arch/riscv/uabi.rst | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/arch/riscv/uabi.rst b/Documentation/arch/riscv/uabi.rst index 243e40062e34ed5057e3e79ad61311f94b7dd404..0c5299e007622a123d64cfd36ac1491b22d4255b 100644 --- a/Documentation/arch/riscv/uabi.rst +++ b/Documentation/arch/riscv/uabi.rst @@ -7,7 +7,9 @@ ISA string ordering in /proc/cpuinfo ------------------------------------ The canonical order of ISA extension names in the ISA string is defined in -chapter 27 of the unprivileged specification. +Chapter 27 of the RISC-V Instruction Set Manual Volume I Unprivileged ISA +(Document Version 20191213). + The specification uses vague wording, such as should, when it comes to ordering, so for our purposes the following rules apply: -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv