From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) (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 B136E33B6EF; Mon, 5 Jan 2026 11:17:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767611825; cv=none; b=iLLgF5ySO5yI6fsx0a8aV25QEgQKgkn9QT+5XUpYk2oCWnpaBF9VfwWJABqgYwj8sjbRl7yTF4L0K6YTGZdAsEOROccYn3/ndPQXeUYTpcktgequZ0HU0E5l/DwPYDkGZFQd+RBBjZ9cgi0GSJAqzyZhbfumZ/JMq1WgGQDQzVE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767611825; c=relaxed/simple; bh=XbS3rGAeIXvoU7BVYTho6eyjseaL/HV7CJbdpQ/GQfM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=kxUd7UKV7+I2W+PWvhN5/OAx3v/UIjgB2/J8U0asMO6pjHYvEaVaVzWlTzffUPY/7ysoHeUKPZJ38gOK5T9MvzgLFI9Ao9LobYh6xmNIzaLheJ9c72gs4UozI1aZFO/2DAW2Ja7H0gcLPDCHwcHWU7iaW1dXBbRMWXnJkn2LwI0= 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=gzn/E+fl; arc=none smtp.client-ip=192.198.163.16 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="gzn/E+fl" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1767611824; x=1799147824; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=XbS3rGAeIXvoU7BVYTho6eyjseaL/HV7CJbdpQ/GQfM=; b=gzn/E+flIcW5J5WhUy4Aw+X0q+ZU3eEM2xYUvktE5vUGm1uWqnsXN/Bk Puwo2DMbNBNh7wcWeG+2ZStzW31g34AB0KRnCYHn3fS0xCHIzqQJBJcq8 RDgfPyx1E6lct6uSoyvBplVDbZpNc9JwYlJ3zsmJ/WAEYh+uLsKlzlfNb gT1Coxdq+nyxhuNZDVmOEOF4HS6YZXJWG+6Rkq3Kqw0u7Z5V9NFjuxbRZ JSrQ5WXb4PTYghK0OnioMfMeQ88j5L2XXHZd5REacs+VGcQ/YYeTetzIu o7li5ok+QLbDg4Ma2fmGGWxCsJVfeSj9KwZdtIWdg7NRuZAKR2lNKEKZk g==; X-CSE-ConnectionGUID: 3IDADS0tQnS1VKDgwt9AOg== X-CSE-MsgGUID: DW+t2H4rQnO0qoetRqZECw== X-IronPort-AV: E=McAfee;i="6800,10657,11661"; a="56536157" X-IronPort-AV: E=Sophos;i="6.21,203,1763452800"; d="scan'208";a="56536157" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jan 2026 03:17:01 -0800 X-CSE-ConnectionGUID: UKe5/PhLQcODhR+XLi48+g== X-CSE-MsgGUID: kZPViZ8PR62D+kuNpKx5EQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,203,1763452800"; d="scan'208";a="207401354" Received: from black.igk.intel.com ([10.91.253.5]) by orviesa005.jf.intel.com with ESMTP; 05 Jan 2026 03:16:59 -0800 Received: by black.igk.intel.com (Postfix, from userid 1001) id DF01995; Mon, 05 Jan 2026 12:16:57 +0100 (CET) Date: Mon, 5 Jan 2026 12:16:57 +0100 From: Mika Westerberg To: "Chia-Lin Kao (AceLan)" Cc: Andreas Noever , Mika Westerberg , Yehezkel Bernat , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] thunderbolt: log path activation failures without WARN backtraces Message-ID: <20260105111657.GL2275908@black.igk.intel.com> References: <20260102031905.27416-1-acelan.kao@canonical.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260102031905.27416-1-acelan.kao@canonical.com> On Fri, Jan 02, 2026 at 11:19:05AM +0800, Chia-Lin Kao (AceLan) wrote: > tb_path_activate() currently logs failures with tb_WARN(), which triggers > a stack trace. Transient conditions such as lane bonding or Type-C link > hiccups can fail path activation briefly, and the resulting backtraces are > noisy without aiding diagnosis. > > Switch to tb_warn() for all path activation failures. The error code is > already returned to callers, and the warning still shows the message > without the backtrace. > > Signed-off-by: Chia-Lin Kao (AceLan) Applied to thunderbolt.git/next, thanks!