linux-kernel - Re: Per-instance devpts

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Message-ID: <20080803185433.7cfedccb@lxorguk.ukuu.org.uk>
Date:	Sun, 3 Aug 2008 18:54:33 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	sukadev@...ibm.com
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andrew Morton <akpm@...l.org>, serue@...ibm.com,
	matthltc@...ibm.com, Pavel Emelyanov <xemul@...nvz.org>,
	Containers <containers@...ts.osdl.org>,
	linux-kernel@...r.kernel.org, Greg KH <greg@...ah.com>
Subject: Re: Per-instance devpts

> If /dev/pts/1 is the controlling terminal and there are multiple mounts
> of devpts, when we open /dev/tty, kernel would somehow have to find the
> right instance of devpts.

current->tty - it is a direct internal reference.

Alan
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