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
next prev parent 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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