From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: "Adam Tlałka" <atlka@pg.gda.pl>
Cc: "Adam Tlałka" <atlka@pg.gda.pl>,
linux-kernel@vger.kernel.org, torvalds@osdl.org
Subject: Re: [PATCH 0/1] SIGWINCH problem with terminal apps still alive
Date: Fri, 10 Oct 2008 10:29:06 +0100 [thread overview]
Message-ID: <20081010102906.7fb17d4a@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <20081010031234.4030b176@merlin.oi.pg.gda.pl>
On Fri, 10 Oct 2008 03:12:34 +0200
Adam Tlałka <atlka@pg.gda.pl> wrote:
> Welcome,
>
> now we have 2.6.26.6 kernel and still terminal resize leads to
> undesired effects. It is very inconvenient to wait for 2.6.27 for
> corrections.
>
> As Alan Cox previously said mutexes generally work but as we can
> observe in case of kill_pgrp() call inside mutex lock we got
> race because of rescheduling so lock is not working here.
> Rearanging code so the variable change is placed before kill_pgrp()
> call removes mentioned race situaction.
>
> Signed-off-by: Adam Tla/lka <atlka@pg.gda.pl>
>
> I strongly suggest to patch actual 2.6.26.x kernel to remove this very
> nasty pts behaviour.
NAK again
Moving the copies around simply moves the race, it might be that it fixes
your box and unfixes other peoples.
next prev parent reply other threads:[~2008-10-10 9:30 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-06 12:07 [PATCH 0/0] SIGWINCH problem with terminal apps Adam Tlałka
2008-10-06 13:13 ` Alan Cox
2008-10-06 18:28 ` Adam Tlałka
2008-10-06 22:14 ` Alan Cox
2008-10-07 20:28 ` Adam Tlałka
2008-10-10 1:12 ` [PATCH 0/1] SIGWINCH problem with terminal apps still alive Adam Tlałka
2008-10-10 3:32 ` Adam Tlałka
2008-10-10 9:29 ` Alan Cox [this message]
2008-10-10 10:35 ` Adam Tlałka
2008-10-10 11:56 ` Adam Tlałka
[not found] <bjXel-4CU-17@gated-at.bofh.it>
[not found] ` <bjYap-5Q0-25@gated-at.bofh.it>
[not found] ` <bk30i-3Gx-1@gated-at.bofh.it>
[not found] ` <bk6AV-8ms-7@gated-at.bofh.it>
[not found] ` <bkrvO-1HF-49@gated-at.bofh.it>
[not found] ` <blePJ-6rI-3@gated-at.bofh.it>
[not found] ` <blmDC-7ZU-7@gated-at.bofh.it>
2008-10-11 14:04 ` Bodo Eggert
2008-10-11 17:58 ` Alan Cox
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