linux-kernel - Re: TIOCGWINSZ retuns old pty size after receiving SIGWINCH

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20080813102017.5f5a579b@lxorguk.ukuu.org.uk>
Date:	Wed, 13 Aug 2008 10:20:17 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	"Javeed Shaikh" <syscrash2k@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: TIOCGWINSZ retuns old pty size after receiving SIGWINCH

On Tue, 12 Aug 2008 19:58:20 -0400
"Javeed Shaikh" <syscrash2k@...il.com> wrote:

> I appear to have fixed it.

You've moved the race.

> It seems that SIGWINCH was being fired off before the tty's size was
> updated, as Ico hypothesized.

There is what I believe to be a correct fix in the -next tree. It is a
bit invasive for 2.6.27 given we are in the -rc tree but I could push the
relevant pieces if the problem justifies the risk

Alan
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/