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Thu, 12 Nov 2026 18:05:37 -0800 (PST) Received: from localhost ([2a00:79e0:2ebe:8:48f1:7a0b:9bfb:4205]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-37955f01d68sm2342174eec.17.2026.11.12.18.05.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Nov 2026 18:05:36 -0800 (PST) Date: Thu, 12 Nov 2026 18:05:35 -0800 Message-ID: <5a9a39b3d7b0e7fe0b1924fe0f97d14b@gmail.com> From: Dmitry Torokhov To: Miro Kropacek Cc: geert@linux-m68k.org, schmitzmic@gmail.com, linux-m68k@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5] m68k: Fix atari mouse movement In-Reply-To: <20261021022336.2232886-1-miro.kropacek@gmail.com> References: <20261021000338.2160223-1-miro.kropacek@gmail.com> <20261021022336.2232886-1-miro.kropacek@gmail.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline On Wed, Oct 21, 2026 at 12:23:36PM +1000, Miro Kropacek wrote: > Kernels are built with -funsigned-char since version 6.2, resulting in > the signed 8-bit position deltas reported by the IKBD being > misinterpreted as unsigned. > > The hook is handed a raw IKBD packet, so take it as a byte stream and > apply the sign to the two displacement values alone. > > Fixes: 3bc753c06dd02a35 ("kbuild: treat char as always unsigned") > Link: https://lists.debian.org/debian-68k/2026/08/msg00000.html > Suggested-by: Dmitry Torokhov > Signed-off-by: Miro Kropacek > Cc: linux-input Applied, thank you. -- Dmitry