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([2a00:23c4:f78c:d00:1570:f96d:dab8:76ae]) by smtp.gmail.com with ESMTPSA id f3sm16361804wrq.53.2019.10.07.00.21.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 07 Oct 2019 00:21:39 -0700 (PDT) From: Carlo Caione Subject: [BISECTED] Suspend / USB broken on XPS 9370 + TB16 To: linux-kernel@vger.kernel.org Cc: andrew.smirnov@gmail.com, rrangel@chromium.org, mathias.nyman@linux.intel.com, gregkh@linuxfoundation.org, kamal@canonical.com, khalid.elmously@canonical.com Message-ID: <2f2f62bc-558f-70d1-44bf-a95334453f8a@gmail.com> Date: Mon, 7 Oct 2019 08:21:38 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I bisected an issue down to commit f7fac17ca925 "xhci: Convert xhci_handshake() to use readl_poll_timeout_atomic()". Setup: XPS 9370 + Thunderbolt dock Dell TB16 Issue: The laptop is unable to go to sleep. It never really goes to sleep and after a few seconds the USB dies. Log: https://termbin.com/icix Cheers! -- Carlo Caione