From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792507148; b=R33UBumCMoB3yhb24C/1WpwTj7LfsB4YOx+anE3z45FV+KUyDReewwGovYdOWoKAq6rd jrCsY8W64Tttbu3HHKVpkalNMvofa/RdWR1SmDRiHBCJK/hhgjT6NYhSFDAZ4RAUKnnu7 5GHjPxvyHxoaj+kpQVfDi+C6dM1g5XN6c6pzqD22Bldtq03eaOhqgaBIKCWo9LxbH3D5Y ggLHTVLU551GSecCoE1kRO6iYHgaaCBdjkxfN08mqPBMpRvgcIc+XxlWzcL8WbybWIeEX Xy82Equa5QLxjkK1fJauLScOmWN9O3P76WqDfHIZWFt7oTFbl1gnhveCIShP0y7lddQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792507148; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=Fd0OI87yrZHP8sGTFokZCRchhM6v4K3QxP1A0JaKUQw=; b=133H+gBz2l2vxEG1qSTezDLprxlH+mxKCU8OtR2CMupcPvjQ22I/d1yXi9YKf6W+xjdp Z7vplTrwASY10jY3YdnPbhGixq7WzMyuCzAAp/AmbgzFw0jD+hcyG8dL+9t6ht9UB/FH0 j+6iL1nZjThXpt5kwSz8VoYkNP7vWJAdCGip3rkumdzRQF4A9BlKn9mGWuy5Ue1eKANqs DWnOggQb2TsBEWihPk4clsPg4OBdRBKTClKdx++I5nqXAStMub99QDyV3LOD+GT4ksiXk wLYXBWnI5RCe8N5do8L8GZnrQEDBfj0Jy4G/DMrx4FBGpStHB6g/9dCVgPiLC5Tjxcw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=PJZprIMt; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D0EFC606A31C for ; Tue, 20 Oct 2026 14:39:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=PJZprIMt Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5CD2A1F000C4; Tue, 20 Oct 2026 14:39:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792507147; bh=Fd0OI87yrZHP8sGTFokZCRchhM6v4K3QxP1A0JaKUQw=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=PJZprIMtOFLDHWhY4nAxTcTamSmjI6JzyPT6fBtk9DhaflGEsP/ZrFY/Vw75wyHbF mreQzNo6lX0WOu5T4EQCovT6fCc5TZxkfGEt1tVjTc5+fa+VvQGeRpxmi2L608unyH IiZtyTnTi9JOyzsevbWgK/5Tqewmqk+BYbqnE+p4k9EIAUe6mis1GuW+MgAEQXckEI BGnMPFOlNOI8zgy33XFwFCF56H0/+I9uiJcXUrl2oJPYtM1iDnqM6iCWzYqajHcpAF JhZCwB1GT3njVGmrow/Ge7j6U3B8aABcgmQdfIr2ithltF17D7MmeHhea8+/pKY6Xe 8p/AZNHkxZfUQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH 2/4] usb: usbtmc: handle undersized high-speed bulk OUT packets Reply-To: sashiko-reviews@lists.linux.dev To: "Nicolai Buchwitz" Cc: linux-usb@vger.kernel.org In-Reply-To: <20261020-fix-usbtmc-short-packets-v1-2-903f4d029193@tipi-net.de> References: <20261020-fix-usbtmc-short-packets-v1-0-903f4d029193@tipi-net.de> <20261020-fix-usbtmc-short-packets-v1-2-903f4d029193@tipi-net.de> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 20 Oct 2026 14:39:06 +0000 X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > The Siglent SDM4065A-SC hangs its OUT endpoint when xHCI sends a packet > larger than the 64 bytes it advertises. Every transfer after that times > out until a USB reset: >=20 > usbtmc 1-1.3:1.0: Unable to send data, error -110 > usbtmc 1-1.3:1.0: send_request_dev_dep_msg_in returned -110 >=20 > Limit usbtmc_write() to URBs of the advertised packet size on this > device and send them one at a time. Some devices with this bug also > stall on back-to-back OUT packets. >=20 > Cc: stable@vger.kernel.org > Signed-off-by: Nicolai Buchwitz Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261020-fix-usbtmc= -short-packets-v1-0-903f4d029193@tipi-net.de?part=3D2