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From: Stas Sergeev <stsp@list.ru>
To: Pavel Machek <pavel@ucw.cz>
Cc: Peter Hurley <peter@hurleysoftware.com>,
	Margarita Manterola <margamanterola@gmail.com>,
	Maximiliano Curia <maxy@gnuservers.com.ar>,
	Stas Sergeev <stsp@users.sourceforge.net>,
	Arkadiusz Miskiewicz <a.miskiewicz@gmail.com>,
	One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>,
	linux-kernel@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Jiri Slaby <jslaby@suse.cz>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Caylan Van Larson <i@caylan.net>
Subject: Re: Large pastes into readline enabled programs causes breakage from v2.6.31 onwards
Date: Tue, 28 Jan 2014 16:17:02 +0400	[thread overview]
Message-ID: <52E79FBE.7040904@list.ru> (raw)
In-Reply-To: <20140128120317.GA28381@xo-6d-61-c0.localdomain>

28.01.2014 16:03, Pavel Machek пишет:
> Hi!
>
>>>> How is this different from the unpatched kernel?
>>>> In the unpatched kernel, if you happen on reader side
>>>> to enable icanon while n_tty received all but VEOF (is this
>>>> possible at all?),
>>>> then the buffer will be flushed, and the remaining VEOF
>>>> will get you a nice EOF.
>>>> So, in the unpatched kernel you get EOF because the buffer
>>>> gets wiped.
>>> ???
>>>
>>> Testcase output from 3.12 w/o patch:
>> OK, sorry, after a year of rot of my patch in bugzilla, I've
>> completely forgot the pre-conditions, which is that the
>> buffer is not discarded, just not pushed.
>>
>>> Consider the total brute-force approach; a shadow read_flags that
>>> distinguishes a real EOF receive from the fake EOF push initiated
>>> by the patch.
> Was this solved somehow?
Wasn't this already applied?
I think you've missed the part of the discussion thread:
https://groups.google.com/forum/#!msg/linux.kernel/05c-vQUDww4/umXJsD_uiskJ

  reply	other threads:[~2014-01-28 12:21 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-25 11:29 Margarita Manterola
2013-07-25 23:09 ` Peter Hurley
2013-07-30 12:41   ` Maximiliano Curia
     [not found]   ` <20130730124117.41DC55E4006@freak.gnuservers.com.ar>
2013-07-30 16:08     ` Peter Hurley
2013-08-08 17:58       ` Maximiliano Curia
2013-08-17 15:28         ` Pavel Machek
2013-08-17 22:57           ` Margarita Manterola
2013-08-18  8:08             ` Geert Uytterhoeven
2013-09-03  5:17             ` Arkadiusz Miskiewicz
2013-10-24 16:00               ` Arkadiusz Miskiewicz
2013-10-29 13:50                 ` Maximiliano Curia
2013-10-30 11:21                   ` Peter Hurley
2013-11-17 18:29                     ` Pavel Machek
2013-11-17 21:38                       ` Margarita Manterola
2013-11-21  5:04                       ` Peter Hurley
2013-11-22 12:57                         ` Peter Hurley
2013-11-24  0:29                           ` One Thousand Gnomes
2013-11-24 11:55                             ` Peter Hurley
2013-11-26  1:16                               ` Peter Hurley
2013-12-03  0:18                                 ` Peter Hurley
2013-12-03  9:01                                   ` Stas Sergeev
2013-12-03 17:00                                     ` Peter Hurley
2013-12-03 19:18                                       ` Stas Sergeev
2013-12-03 23:53                                         ` Peter Hurley
2013-12-04 18:57                                           ` Stas Sergeev
2013-12-09 14:50                                             ` [PATCH v3] n_tty: Fix buffer overruns with larger-than-4k pastes Peter Hurley
     [not found]                                               ` <52A5EF3F.2070805@list.ru>
2013-12-09 17:10                                                 ` Peter Hurley
2013-12-10  6:15                                                   ` Stas Sergeev
2013-12-10 22:05                                                     ` Peter Hurley
2013-12-10 22:12                                                       ` [PATCH v4] " Peter Hurley
2013-12-17  0:57                                                         ` Greg Kroah-Hartman
2013-12-17  1:24                                                           ` Peter Hurley
2013-12-18 11:48                                                             ` Henrique de Moraes Holschuh
2013-12-18 13:41                                                               ` Peter Hurley
2014-01-28 12:03                                             ` Large pastes into readline enabled programs causes breakage from v2.6.31 onwards Pavel Machek
2014-01-28 12:17                                               ` Stas Sergeev [this message]
2014-01-28 13:31                                                 ` Peter Hurley
2013-08-19 12:25         ` Peter Hurley
2013-09-03 21:12           ` Maximiliano Curia
2013-09-12  1:36             ` Peter Hurley

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