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Wed, 08 Oct 2025 04:24:23 -0700 (PDT) Received: from archie.me ([103.124.138.155]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-28e8d1b87acsm197346765ad.76.2025.10.08.04.24.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Oct 2025 04:24:21 -0700 (PDT) Received: by archie.me (Postfix, from userid 1000) id 88AF54235ADC; Wed, 08 Oct 2025 18:24:18 +0700 (WIB) From: Bagas Sanjaya To: Linux Kernel Mailing List , Linux Documentation , Linux Serial Cc: Jonathan Corbet , Cengiz Can , Bagas Sanjaya , Tomas Mudrunka , Jiri Slaby , Greg Kroah-Hartman , =?UTF-8?q?Anselm=20Sch=C3=BCler?= Subject: [PATCH] Documentation: sysrq: Remove contradicting sentence on extra /proc/sysrq-trigger characters Date: Wed, 8 Oct 2025 18:24:09 +0700 Message-ID: <20251008112409.33622-1-bagasdotme@gmail.com> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1253; i=bagasdotme@gmail.com; h=from:subject; bh=KhgwqCmWQnKf1NGRM9QzpocddkHPlKhp9lU+qW/BhUw=; b=owGbwMvMwCX2bWenZ2ig32LG02pJDBnPPNX+/1pfwGCQKK3s+DfytrPq9rOHNWqEbr17qcH5O qasWDmvo5SFQYyLQVZMkWVSIl/T6V1GIhfa1zrCzGFlAhnCwMUpABP5uoWRYd0dllWvI757CZ/P Xq8s+DNbUjkyhFvf0IBjQolASOktc4Y//Lph27lub92yaKuATKC6kUfyz8MvfrRkFWS9tjsik1j HDQA= X-Developer-Key: i=bagasdotme@gmail.com; a=openpgp; fpr=701B806FDCA5D3A58FFB8F7D7C276C64A5E44A1D Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" /proc/sysrq-trigger documentation states that only first character is processed and the rest is ignored, yet it is not recommended to write any extra characters to it. The latter statement is contradictive as these characters are also ignored as implied by preceding sentence. Remove it. Link: https://lore.kernel.org/lkml/7ca05672-dc20-413f-a923-f77ce0a9d307@ans= elmschueler.com/ Signed-off-by: Bagas Sanjaya Reviewed-by: Randy Dunlap --- Documentation/admin-guide/sysrq.rst | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/Documentation/admin-guide/sysrq.rst b/Documentation/admin-guid= e/sysrq.rst index 9c7aa817adc72d..63ff415ce85d66 100644 --- a/Documentation/admin-guide/sysrq.rst +++ b/Documentation/admin-guide/sysrq.rst @@ -77,9 +77,7 @@ On other On all Write a single character to /proc/sysrq-trigger. Only the first character is processed, the rest of the string is - ignored. However, it is not recommended to write any extra characters - as the behavior is undefined and might change in the future versions. - E.g.:: + ignored. E.g.:: =20 echo t > /proc/sysrq-trigger =20 base-commit: c746c3b5169831d7fb032a1051d8b45592ae8d78 --=20 An old man doll... just what I always wanted! - Clara