Re: utrace_set_events/utrace_control death/reap checks

2009-03-16 Thread Oleg Nesterov
On 03/15, Roland McGrath wrote: utrace_set_events: (utrace-death ((old_flags ~events) DEATH_EVENTS)) (old_flags ~events) DEATH_EVENTS) means the caller tries to clear DEATH/QUIESCE. Why this is not allowed? And why this is not allowed _only_ when the target runs

Re: utrace_set_events/utrace_control death/reap checks

2009-03-15 Thread Roland McGrath
utrace_set_events: (utrace-death ((old_flags ~events) DEATH_EVENTS)) (old_flags ~events) DEATH_EVENTS) means the caller tries to clear DEATH/QUIESCE. Why this is not allowed? And why this is not allowed _only_ when the target runs utrace_report_death()-REPORT()? This is

utrace_set_events/utrace_control death/reap checks

2009-03-13 Thread Oleg Nesterov
utrace_set_events: (utrace-death ((old_flags ~events) DEATH_EVENTS)) (old_flags ~events) DEATH_EVENTS) means the caller tries to clear DEATH/QUIESCE. Why this is not allowed? And why this is not allowed _only_ when the target runs utrace_report_death()-REPORT()? I think this line