linux-kernel - Re: [PATCH -mm 2/3] Freezer: Use wait queue instead of busy looping

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Message-Id: <20070801164831.ed40546d.akpm@linux-foundation.org>
Date:	Wed, 1 Aug 2007 16:48:31 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Nigel Cunningham <nigel@...el.suspend2.net>,
	Oleg Nesterov <oleg@...sign.ru>, Pavel Machek <pavel@....cz>,
	pm list <linux-pm@...ts.linux-foundation.org>
Subject: Re: [PATCH -mm 2/3] Freezer: Use wait queue instead of busy looping

On Wed, 1 Aug 2007 23:32:48 +0200
"Rafael J. Wysocki" <rjw@...k.pl> wrote:

> +/*
> + * Used to notify try_to_freeze_tasks() that the refrigerator has been entered
> + * by a task.
> + */
> +static int refrigerator_called;

this is rather icky.
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