Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752030Ab2KGG0t (ORCPT ); Wed, 7 Nov 2012 01:26:49 -0500 Received: from mail-pa0-f46.google.com ([209.85.220.46]:32915 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751434Ab2KGG0r (ORCPT ); Wed, 7 Nov 2012 01:26:47 -0500 Date: Tue, 6 Nov 2012 22:26:41 -0800 (PST) From: Hugh Dickins X-X-Sender: hugh@eggly.anvils To: Alan Cox cc: Sasha Levin , Daniel Vetter , Sasha Levin , Greg Kroah-Hartman , Jiri Slaby , linux-kernel@vger.kernel.org, Dave Jones , linux-fbdev@vger.kernel.org, florianSchandinat@gmx.de Subject: Re: tty, vt: lockdep warnings In-Reply-To: Message-ID: References: <50899507.1040900@oracle.com> <20121026143754.50277bd8@pyramind.ukuu.org.uk> <20121105175937.26f31d2a@pyramind.ukuu.org.uk> <5097FEA9.2090603@oracle.com> <20121105201507.79fe47d7@pyramind.ukuu.org.uk> <20121106161100.216c6d79@pyramind.ukuu.org.uk> User-Agent: Alpine 2.00 (LNX 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 759 Lines: 18 On Tue, 6 Nov 2012, Hugh Dickins wrote: > > Ah, now I actually scan through it, I see references to blank screen: > I'll try taking off your patch and seeing if it came up at screen > blanking time, then put on your patch back on and try again. > I'll report back in an hour or two. Yes, that was it. When the console screen blanked on 3.7.0-rc3-mm1, it generated that lockdep splat, visible once I unblanked. But once I applied your patch to the kernel, lockdep kept quiet across blank/unblank. Thanks! Hugh -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/