linux-kernel - [PATCH] freezer: task->exit_state should be treated as bolean

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Message-ID: <20070216223129.GA192@tv-sign.ru>
Date:	Sat, 17 Feb 2007 01:31:29 +0300
From:	Oleg Nesterov <oleg@...sign.ru>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>, Ingo Molnar <mingo@...e.hu>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] freezer: task->exit_state should be treated as bolean

Except for BUG_ON() checks, we should not use EXIT_XXXX defines outside of
exit/wait paths.

Signed-off-by: Oleg Nesterov <oleg@...sign.ru>

--- 6.20-rc6-mm3/kernel/power/process.c~	2006-12-17 19:06:41.000000000 +0300
+++ 6.20-rc6-mm3/kernel/power/process.c	2007-02-17 01:27:54.000000000 +0300
@@ -25,10 +25,9 @@
 
 static inline int freezeable(struct task_struct * p)
 {
-	if ((p == current) || 
+	if ((p == current) ||
 	    (p->flags & PF_NOFREEZE) ||
-	    (p->exit_state == EXIT_ZOMBIE) ||
-	    (p->exit_state == EXIT_DEAD))
+	    (p->exit_state != 0))
 		return 0;
 	return 1;
 }

-
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