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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Eli Billauer <eli@billauer.co.il>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, Greg KH <greg@kroah.com>
Subject: Re: open() on /dev/tty takes 30 seconds on 2.6.36
Date: Mon, 1 Nov 2010 20:46:22 +0000	[thread overview]
Message-ID: <20101101204622.7fbab5cc@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <201011012039.16312.arnd@arndb.de>

> I think we need to find out why it's hitting the timeout most of all,

Its a perfectly normal happening in some cases - eg when you the remote
end asserts flow control and then hangs up on you leaving it that way.

So we need to handle this by dropping locks correctly.

  reply	other threads:[~2010-11-01 20:47 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-30  7:47 Eli Billauer
2010-10-30 18:46 ` Andrew Morton
2010-10-30 20:46   ` Arnd Bergmann
2010-10-31  0:20   ` Eli Billauer
2010-10-31  3:36     ` Arnd Bergmann
2010-10-31  6:34       ` James Cloos
2010-10-31 11:36         ` Arnd Bergmann
2010-11-02 10:28           ` Tejun Heo
2010-11-01  1:12       ` Eli Billauer
2010-11-01 19:39         ` Arnd Bergmann
2010-11-01 20:46           ` Alan Cox [this message]
2010-11-03  0:15           ` Eli Billauer
2010-11-03  3:32             ` Arnd Bergmann
2010-11-03 10:34               ` Alan Cox

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