From: Matthias Urlichs <matthias@urlichs.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ldisc switching on a HUPped pty hangs the caller
Date: Fri, 15 Jan 2010 13:04:25 +0100 [thread overview]
Message-ID: <1263557065.3325.28.camel@localhost> (raw)
In-Reply-To: <20100115104834.4765b584@lxorguk.ukuu.org.uk>
On Fri, 2010-01-15 at 10:48 +0000, Alan Cox wrote:
> > (The comment, by the way, seems to be wrong. There was no race.)
>
> Really ?
>
Yes -- I didn't mean to imply that there was no possibility of a race,
but that there need not be any race for creating a deadlock situation.
A call to vhangup() is sufficient.
I'll test your fix later today. Rebooting a production gateway in the
middle of the work day isn't a good idea. :-P
next prev parent reply other threads:[~2010-01-15 12:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-15 5:07 [PATCH] ldisc switching on a HUPped pty hangs the caller Matthias Urlichs
2010-01-15 10:48 ` Alan Cox
2010-01-15 12:04 ` Matthias Urlichs [this message]
2010-01-15 11:16 ` Alan Cox
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