From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0E3452F2617 for ; Mon, 27 Oct 2025 09:34:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761557697; cv=none; b=rsKybVfNuf/xLvuV4h12AdT44HHV2rQHnKk935AEC0arG0cZSBNyfnZ8RTMGeAykTL9VRXt7qNWtU9pCj9C/+wZ2IXxRx+pv3AKY12Afka4tObfBt3hJI+a/I3/XuyFh+V0+sXZLGvOC5MZL4xvpWbwDVbxALsw/b3LZw06/F6A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761557697; c=relaxed/simple; bh=lrsxeoccJd7IibyXtdvu1wt/7FYcadJ/a8O8xF0P3jk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=RITUmli5X7POnDkHMsdTCN53LKtrNunJ9Jp9+xhttLQJtbXd5I3qGvT16a9fll6iuCoY4UIKI//k20+QqFatMCFFC/Kc9J94I7c5zSjiUjkMJoJyA7445rjjzvz7Dl+dxsfbSr+WIlhYz99JMdmx7r7aE4GKwREDXniOetdI1Ro= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=aQVmtDQs; arc=none smtp.client-ip=198.175.65.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="aQVmtDQs" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1761557695; x=1793093695; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=lrsxeoccJd7IibyXtdvu1wt/7FYcadJ/a8O8xF0P3jk=; b=aQVmtDQsozqGHmeSNL2F57H+pRMcMnF+XEDHlqa+jY8ZrIQS0rdiDAu9 lMQ0oNlAMdoxXSXrCLHGDTdzmHgsEjJwf/Xsizua1x9EWO0L9rr4qVcsI Hkm0fhimsbhxFJpdZ15KAi7cHApZyjLtYRHA+tDjbuG9OdG3ILyLmReNk 0ek5vyNW57S4P8fltPKNukHR01wusnxieL+cvCKBuYo33mfaKvmHYvjSt utQmX8o7kTMW5P/OzT8OdG5h9yL1II2oXGV9SUZrkzS1m2qMI1m5mBYb9 Quopa+tV3ouUYBfvTookkMITls9exWlVVQw51m6NXxaUdAsViq6z38GJF A==; X-CSE-ConnectionGUID: X/mEwvugRXm/Ykj7fTxUOA== X-CSE-MsgGUID: bPUqf2wfSK6T0ipG0nhpPw== X-IronPort-AV: E=McAfee;i="6800,10657,11531"; a="63557734" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="63557734" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Oct 2025 02:34:54 -0700 X-CSE-ConnectionGUID: GV+gOEIyTM2YKcTBbEx00Q== X-CSE-MsgGUID: totoS2xRSbiawDmqMyspwg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,258,1754982000"; d="scan'208";a="208616166" Received: from pgcooper-mobl3.ger.corp.intel.com (HELO [10.245.244.18]) ([10.245.244.18]) by fmviesa002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Oct 2025 02:34:53 -0700 Message-ID: <65b65e02-e51e-4e7e-ae9e-78d755eb8566@linux.intel.com> Date: Mon, 27 Oct 2025 11:34:51 +0200 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Fwd: USB DBC hang during earlyprintk initialization To: Milan Oravec Cc: Greg KH , linux-usb@vger.kernel.org References: <2025101544-galore-sculpture-b243@gregkh> <4e6d9b62-b9d0-4a05-99a9-143899547664@linux.intel.com> <8fe27842-8155-44db-b262-a148b5ce5436@linux.intel.com> Content-Language: en-US From: Mathias Nyman In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 10/24/25 21:48, Milan Oravec wrote: > Thank you, should try this patch against stable 6.17.5 or 6.18 branch? > It fails with 6.17.5 > It was on top of 6.18-rc1, but should apply fine on 6.17.5 Tried myself, saved the email as patch.eml and applied with patch: mnyman@mnyman-desk:~/src/linux-stable$ git reset --hard v6.17.5 HEAD is now at 99efbd4259f3 Linux 6.17.5 mnyman@mnyman-desk:~/src/linux-stable$ patch -p1 < ~/src/usb/patch/early/patch.eml (Stripping trailing CRs from patch; use --binary to disable.) patching file drivers/usb/early/xhci-dbc.c (Stripping trailing CRs from patch; use --binary to disable.) patching file drivers/usb/early/xhci-dbc.h git am also works as it should mnyman@mnyman-desk:~/src/linux-stable$ git reset --hard v6.17.5 HEAD is now at 99efbd4259f3 Linux 6.17.5 mnyman@mnyman-desk:~/src/linux-stable$ git am ~/src/usb/patch/early/patch.eml Applying: usb: early: xhci-dbc: Try smaller early_ioremap size if original size fails mnyman@mnyman-desk:~/src/linux-stable$ git log --oneline 2ab737012cb8 (HEAD -> linux-6.17.y) usb: early: xhci-dbc: Try smaller early_ioremap size if original size fails 99efbd4259f3 (tag: v6.17.5, origin/linux-6.17.y) Linux 6.17.5 ... Maybe you still have some custom dbc hacks on top of 6.17.5 while patching? Thanks Mathias