linux-kernel - Re: [Bug #14388] keyboard under X with 2.6.31

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Message-ID: <20091014125846.1a3c8d40@lxorguk.ukuu.org.uk>
Date:	Wed, 14 Oct 2009 12:58:46 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Paul Fulghum <paulkf@...rogate.com>,
	Boyan <btanastasov@...oo.co.uk>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Ed Tomlinson <edt@....ca>,
	"OGAWA Hirofumi \"" <hirofumi@...l.parknet.co.jp>
Subject: Re: [Bug #14388] keyboard under X with 2.6.31

Stop a moment. The code wasn't designed to permit two paralle calls of
flush_to_ldisc to the same tty. That was always forbidden when that code
was designed.

It got broken because someone changed that rule recently (and because
the locking was too clever)

Alan
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