[patch] Fix suspend with traced tasks

From: Pavel Machek
Date: Wed Mar 29 2006 - 17:07:16 EST


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

Signed-off-by: Pavel Machek <pavel@xxxxxxx>

diff --git a/kernel/power/process.c b/kernel/power/process.c
index 8ac7c35..b2a5f67 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -26,8 +26,7 @@ static inline int freezeable(struct task
(p->flags & PF_NOFREEZE) ||
(p->exit_state == EXIT_ZOMBIE) ||
(p->exit_state == EXIT_DEAD) ||
- (p->state == TASK_STOPPED) ||
- (p->state == TASK_TRACED))
+ (p->state == TASK_STOPPED))
return 0;
return 1;
}
diff --git a/kernel/signal.c b/kernel/signal.c
index 6b5037a..185b13e 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1689,6 +1689,7 @@ static void ptrace_stop(int exit_code, i
/* 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 ||

--
Picture of sleeping (Linux) penguin wanted...
-
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