From 85b6bce3658a823aa169586fe71ffba0f12ccc71 Mon Sep 17 00:00:00 2001
From: Pavel Machek <pavel@suse.cz>
Date: Fri, 31 Mar 2006 02:30:06 -0800
Subject: [PATCH] Fix suspend with traced tasks

strace /bin/bash misbehaves after resume; this fixes it.

(akpm: it's scary calling refrigerator() in state TASK_TRACED, but it seems to
do the right thing).

Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 kernel/signal.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'kernel/signal.c')

diff --git a/kernel/signal.c b/kernel/signal.c
index 4922928d91f..92025b10879 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1560,6 +1560,7 @@ static void ptrace_stop(int exit_code, int nostop_code, siginfo_t *info)
 	/* Let the debugger run.  */
 	set_current_state(TASK_TRACED);
 	spin_unlock_irq(&current->sighand->siglock);
+	try_to_freeze();
 	read_lock(&tasklist_lock);
 	if (likely(current->ptrace & PT_PTRACED) &&
 	    likely(current->parent != current->real_parent ||
-- 
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