Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758047AbZJLXzH (ORCPT ); Mon, 12 Oct 2009 19:55:07 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757630AbZJLXzG (ORCPT ); Mon, 12 Oct 2009 19:55:06 -0400 Received: from mail-px0-f187.google.com ([209.85.216.187]:48995 "EHLO mail-px0-f187.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754759AbZJLXzE (ORCPT ); Mon, 12 Oct 2009 19:55:04 -0400 X-Greylist: delayed 461 seconds by postgrey-1.27 at vger.kernel.org; Mon, 12 Oct 2009 19:55:04 EDT DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=FJ9yt2lga45yD7jxQMtguddtJiDdpM02Dg97ORjzHXIJWcQbSyK2hTKEyZkBAXKU6g eV9uBmmpb+pzHTF11YSENpAr7He2u0vwd4jmT4C8+CFMAI6wH8eZLrVOvOzfUx8D8LsQ os3lEMddFnGyJ/WsX1UNbe2hzMdy/ywqZufBc= Date: Mon, 12 Oct 2009 16:46:41 -0700 From: Dmitry Torokhov To: Alan Cox Cc: Nix , "Justin P. Mattock" , "Rafael J. Wysocki" , Linux Kernel Mailing List , Kernel Testers List , Boyan , Ed Tomlinson , =?iso-8859-1?B?RnLpZOlyaWMgTC4gVy4=?= Meunier , Linus Torvalds , OGAWA Hirofumi Subject: Re: [Bug #14388] keyboard under X with 2.6.31 Message-ID: <20091012234641.GF8345@core.coreip.homeip.net> References: <56acieJJ2fF.A.nEB.Hzl0KB@chimera> <87ljjgfcbu.fsf@spindle.srvr.nix> <20091013003841.6c2988d0@lxorguk.ukuu.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20091013003841.6c2988d0@lxorguk.ukuu.org.uk> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1435 Lines: 35 On Tue, Oct 13, 2009 at 12:38:41AM +0100, Alan Cox wrote: > > So it seems likely to me that this is a kernel bug, somewhere, and the > > TTY layer seems like a good place to look (OK, a horrible place, but a > > *likely* place). > > Somewhere around 2.6.29-30 various things went funny in the keyboard > layer for me - notably characters "bleeding" across console switches. > What do you mean by "bleeding"? Are you sure it is not autorepeat kicking in? > > > > I'm about to try reverting the suggested commit and will report back. I > > see this failure about once a day, so I'll give it three days to go > > wrong and then (if it doesn't) will presume it works and so inform you. > > > > > > (Of course with this commit reverted Emacsen start dropping data from > > their ptys, and as bad luck would have it I live in (X)Emacs, but that's > > on a different machine! so I can have my compile buffer data *and* not > > destroy X ;} ) > > X doesn't touch the pty layer. It touches vt (extensively) and the input > layers. It's vt/kbd access is also very raw so bypasses much of that > layer. That isn't to say tty isn't the cause but look for input layer > changes too. -- Dmitry -- 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/