Hi! > ... and it fails to freeze processes if there's a stopped task (to verify, > run vi, press ^Z, and try to suspend). Ok, here's better version. (Notice it only differs by one bit ;-). Ok, something is still weird. Bash reports spurious... [2]+ Stopped vi ...after resume. But I think it is right approach. We want to store all the tasks in refrigerator. Pavel diff --git a/kernel/power/process.c b/kernel/power/process.c index 7bcc976..9849d88 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->exit_state == TASK_TRACED) && frozen(p->parent)) || - (p->state == TASK_STOPPED)) + ((p->exit_state == TASK_TRACED) && frozen(p->parent))) return 0; return 1; } @@ -62,7 +61,7 @@ static inline void freeze_process(struct if (!freezing(p)) { freeze(p); spin_lock_irqsave(&p->sighand->siglock, flags); - signal_wake_up(p, 0); + signal_wake_up(p, 1); spin_unlock_irqrestore(&p->sighand->siglock, flags); } } diff --git a/kernel/signal.c b/kernel/signal.c index 9a61944..e305ad1 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -1702,7 +1702,9 @@ finish_stop(int stop_count) read_unlock(&tasklist_lock); } - schedule(); + do { + schedule(); + } while (try_to_freeze()); /* * Now we don't run again until continued. */ Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html