From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933136AbbFVGhF (ORCPT ); Mon, 22 Jun 2015 02:37:05 -0400 Received: from mail-wi0-f174.google.com ([209.85.212.174]:32847 "EHLO mail-wi0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932935AbbFVGgx (ORCPT ); Mon, 22 Jun 2015 02:36:53 -0400 Date: Mon, 22 Jun 2015 08:36:47 +0200 From: Ingo Molnar To: Borislav Petkov Cc: "Luis R. Rodriguez" , Fengguang Wu , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, LKP Subject: Re: [x86/mm/pat, drivers/media/ivtv] WARNING: CPU: 0 PID: 1 at drivers/media/pci/ivtv/ivtvfb.c:1270 ivtvfb_init() Message-ID: <20150622063647.GA24434@gmail.com> References: <20150620071756.GA10923@wfg-t540p.sh.intel.com> <20150620110844.GA30725@pd.tnic> <20150621202348.GP11147@wotan.suse.de> <20150621204120.GA11833@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150621204120.GA11833@pd.tnic> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Borislav Petkov wrote: > On Sun, Jun 21, 2015 at 10:23:48PM +0200, Luis R. Rodriguez wrote: > > Nope, well the driver requires huge amounts of work to work with PAT, that > > work will likely never be done, so hence the warning. Its our compromise as > > only 2 drivers will live on Linux like this and they are both old and rare. > > Hmm, so wasn't the possibility discussed to fail loading instead and issue a > single-line pr_warn() when PAT is enabled? Those big WARN() splats will only > confuse people... Absolutely - they are a regression. Thanks, Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/