On Sun, Feb 12, 2017 at 03:46:09PM +0000, Chris Wilson wrote: > +void tasklet_enable(struct tasklet_struct *t) > +{ > + if (!atomic_dec_and_test(&t->count)) > + return; > + > + if (test_bit(TASKLET_STATE_SCHED, &t->state)) > + raise_softirq(HI_SOFTIRQ | TASKLET_SOFTIRQ);
And of course this can't work as raise_softirq() is local to the cpu. -Chris -- Chris Wilson, Intel Open Source Technology Centre