From: Greg KH <gregkh@linuxfoundation.org>
To: George Spelvin <linux@horizon.com>
Cc: linux-serial@vger.kernel.org, peter@hurleysoftware.com,
linux-kernel@vger.kernel.org, giometti@linux.it
Subject: Re: [PATCH 0/7] 3.8-rc regression with pps-ldisc due to 70ece7a731
Date: Fri, 8 Feb 2013 15:36:56 -0800 [thread overview]
Message-ID: <20130208233656.GA7700@kroah.com> (raw)
In-Reply-To: <cover.1360307140.git.linux@horizon.com>
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
next parent reply other threads:[~2013-02-08 23:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1360307140.git.linux@horizon.com>
2013-02-08 23:36 ` Greg KH [this message]
2013-02-09 0:22 ` George Spelvin
2013-02-09 7:05 ` George Spelvin
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