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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 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: <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 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 Acked-by: Paul Walmsley --- 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/u= abi.rst index 243e40062e34ed5057e3e79ad61311f94b7dd404..0c5299e007622a123d64cfd36ac= 1491b22d4255b 100644 --- a/Documentation/arch/riscv/uabi.rst +++ b/Documentation/arch/riscv/uabi.rst @@ -7,7 +7,9 @@ ISA string ordering in /proc/cpuinfo ------------------------------------ =20 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 ord= ering, so for our purposes the following rules apply: =20 --=20 2.43.0