From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: [PATCH 0/7] 3.8-rc regression with pps-ldisc due to 70ece7a731 Date: Fri, 8 Feb 2013 15:36:56 -0800 Message-ID: <20130208233656.GA7700@kroah.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-pa0-f48.google.com ([209.85.220.48]:52233 "EHLO mail-pa0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1947297Ab3BHXhA (ORCPT ); Fri, 8 Feb 2013 18:37:00 -0500 Received: by mail-pa0-f48.google.com with SMTP id hz10so2271620pad.35 for ; Fri, 08 Feb 2013 15:36:59 -0800 (PST) Content-Disposition: inline In-Reply-To: Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: George Spelvin Cc: linux-serial@vger.kernel.org, peter@hurleysoftware.com, linux-kernel@vger.kernel.org, giometti@linux.it On Fri, Feb 08, 2013 at 02:05:40AM -0500, George Spelvin wrote: > The standard N_TTY line discipline used to not use the tty->disc_data > field, so N_PPS felt free to use it. That has now changed, requiring > that N_PPS use a different method to find its private data. > > (In the current, buggy, state, N_PPS follows a wild pointer and explodes > in an interrupt hander as soon as a pulse actually arrives.) > > Strictly speaking, only patches 5 and 6 are the bugfix proper; the > rest are various cleanups enabled by the looser coupling of the > line disciplines. As this is a breakage in 3.8-rc1, is there any way to pull out patches 5 and 6 in a format that I can apply them now, or in a way that I can get them into 3.8.1 so that this gets fixed? I can't apply all of these to 3.8-final now, as it's way too late. thanks, greg k-h