From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 6345713C9CF for ; Tue, 4 Jun 2024 15:42:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717515735; cv=none; b=r1Gw0g/UvJiKRXpeDSNp77zx9Aoqv2YYqLjzxxK9P2mJRyrGAhVClEOoezqaZCosqCzPX5dJT+YtFi1ChGOU6nXq3H1nf2sP8inTRdl3eE6uR5gMX/M+pJGweEDr+ixtTtKo2J+AEJdStcvSXitb0KJx1Strc7diTySTPBybpDA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717515735; c=relaxed/simple; bh=jLx2ZFFGoYBUTSPxOo+y2w4849kT0K2pHsMwBEdZTcE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=nFJVsAlWpVJIy5++Yz85lHgzvKIqqnqLJWZzzUdBZwrK1oUBLYrAHWbEV0YJd1fZ9WiA6JpEer9UOn5vyqGY7Fv5pGSgSJlXl5j91/Yt6XkFpdjtKhIa7Jm7lKXOPca4zNZKDCZjYPyEHiz+92S5lKWPv2Ihm+nwEXoanP3dNjs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XMj5NG1F; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="XMj5NG1F" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 41A26C2BBFC; Tue, 4 Jun 2024 15:42:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1717515735; bh=jLx2ZFFGoYBUTSPxOo+y2w4849kT0K2pHsMwBEdZTcE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XMj5NG1Fwwda8uLMHcmWWV/3euHRsHHSbyNHFdSoima8VsE2Ta3r3YVGqbAfEH24Z cVMUv4H7XnCoscRIAsl2GdHyljgphsPbIpx0V//4P8L0EXpZ6XianQwWulTobo6sk8 AbDiK7fC0xPWMIYFhgNx6f4oaRrFT7od66LIgZlw= Date: Tue, 4 Jun 2024 17:34:18 +0200 From: Greg KH To: Jani Nikula Cc: linux-kernel@vger.kernel.org, Andrew Morton Subject: Re: [PATCH 4/4] kernel/panic: add verbose logging of kernel taints in backtraces Message-ID: <2024060413-seldom-happening-4361@gregkh> References: <7321e306166cb2ca2807ab8639e665baa2462e9c.1717146197.git.jani.nikula@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7321e306166cb2ca2807ab8639e665baa2462e9c.1717146197.git.jani.nikula@intel.com> On Fri, May 31, 2024 at 12:04:57PM +0300, Jani Nikula wrote: > With nearly 20 taint flags and respective characters, it's getting a bit > difficult to remember what each taint flag character means. Add verbose > logging of the set taints in the format: > > Tainted: [P]=PROPRIETARY_MODULE, [W]=WARN > > in dump_stack_print_info() when there are taints. > > Note that the "negative flag" G is not included. > > Cc: Andrew Morton > Cc: Greg KH > Signed-off-by: Jani Nikula > --- Reviewed-by: Greg Kroah-Hartman