linux-kernel - Re: [PATCH] vt: Make vt_pid a struct pid (making it pid wrap around safe).

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Message-Id: <1157995490.26324.106.camel@localhost.localdomain>
Date:	Mon, 11 Sep 2006 10:24:50 -0700
From:	Dave Hansen <haveblue@...ibm.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Andrew Morton <akpm@...l.org>,
	Linux Containers <containers@...ts.osdl.org>,
	linux-kernel@...r.kernel.org, Alan Cox <alan@...rguk.ukuu.org.uk>,
	Oleg Nesterov <oleg@...sign.ru>
Subject: Re: [PATCH] vt: Make vt_pid a struct pid (making it pid wrap
	around safe).

On Sun, 2006-09-10 at 06:41 -0600, Eric W. Biederman wrote:
> 
> -               vc->vt_pid = current->pid;
> +               put_pid(xchg(&vc->vt_pid, get_pid(task_pid(current)))); 

Would it make any sense to have a get_current_pid()?  It might reduce
the horribly confusing number of parenthesis there.

-- Dave

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