Hi Kame
> > + if (pressure) {
> > + nr_wakeup = max_t(int, atomic_read(&nr_watcher_task)>>4, 100);
> > + atomic_long_set(&last_mem_notify, jiffies);
> > + wake_up_locked_nr(&mem_wait, nr_wakeup);
> > + }
> What is this for ? and Why ?
> Are there too many waiters ?
my intent is for avoid thundering herd.
100 is heuristic value.
and too many wakeup cause too much memory freed.
I don't want it.
of course, if any problem happened, I will change.
Do you dislike it?
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