diff options
| -rw-r--r-- | include/linux/interrupt.h | 1 | ||||
| -rw-r--r-- | kernel/softirq.c | 32 |
2 files changed, 0 insertions, 33 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 76f1161a441a..2b98156ec707 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -716,7 +716,6 @@ static inline void tasklet_enable(struct tasklet_struct *t) } extern void tasklet_kill(struct tasklet_struct *t); -extern void tasklet_kill_immediate(struct tasklet_struct *t, unsigned int cpu); extern void tasklet_init(struct tasklet_struct *t, void (*func)(unsigned long), unsigned long data); extern void tasklet_setup(struct tasklet_struct *t, diff --git a/kernel/softirq.c b/kernel/softirq.c index 9908ec4a9bfe..8b44ab9a2f69 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -658,38 +658,6 @@ static void run_ksoftirqd(unsigned int cpu) } #ifdef CONFIG_HOTPLUG_CPU -/* - * tasklet_kill_immediate is called to remove a tasklet which can already be - * scheduled for execution on @cpu. - * - * Unlike tasklet_kill, this function removes the tasklet - * _immediately_, even if the tasklet is in TASKLET_STATE_SCHED state. - * - * When this function is called, @cpu must be in the CPU_DEAD state. - */ -void tasklet_kill_immediate(struct tasklet_struct *t, unsigned int cpu) -{ - struct tasklet_struct **i; - - BUG_ON(cpu_online(cpu)); - BUG_ON(test_bit(TASKLET_STATE_RUN, &t->state)); - - if (!test_bit(TASKLET_STATE_SCHED, &t->state)) - return; - - /* CPU is dead, so no lock needed. */ - for (i = &per_cpu(tasklet_vec, cpu).head; *i; i = &(*i)->next) { - if (*i == t) { - *i = t->next; - /* If this was the tail element, move the tail ptr */ - if (*i == NULL) - per_cpu(tasklet_vec, cpu).tail = i; - return; - } - } - BUG(); -} - static int takeover_tasklets(unsigned int cpu) { /* CPU is dead, so no lock needed. */ |