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-rw-r--r--kernel/irq/manage.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index c0730ad8a117..0fa3ce998ecb 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -780,7 +780,7 @@ static int irq_thread(void *data)
handler_fn = irq_thread_fn;
sched_setscheduler(current, SCHED_FIFO, &param);
- current->irqaction = action;
+ current->irq_thread = 1;
while (!irq_wait_for_interrupt(action)) {
@@ -818,10 +818,10 @@ static int irq_thread(void *data)
irq_finalize_oneshot(desc, action, true);
/*
- * Clear irqaction. Otherwise exit_irq_thread() would make
+ * Clear irq_thread. Otherwise exit_irq_thread() would make
* fuzz about an active irq thread going into nirvana.
*/
- current->irqaction = NULL;
+ current->irq_thread = 0;
return 0;
}
@@ -832,27 +832,30 @@ void exit_irq_thread(void)
{
struct task_struct *tsk = current;
struct irq_desc *desc;
+ struct irqaction *action;
- if (!tsk->irqaction)
+ if (!tsk->irq_thread)
return;
+ action = kthread_data(tsk);
+
printk(KERN_ERR
"exiting task \"%s\" (%d) is an active IRQ thread (irq %d)\n",
- tsk->comm ? tsk->comm : "", tsk->pid, tsk->irqaction->irq);
+ tsk->comm ? tsk->comm : "", tsk->pid, action->irq);
- desc = irq_to_desc(tsk->irqaction->irq);
+ desc = irq_to_desc(action->irq);
/*
* Prevent a stale desc->threads_oneshot. Must be called
* before setting the IRQTF_DIED flag.
*/
- irq_finalize_oneshot(desc, tsk->irqaction, true);
+ irq_finalize_oneshot(desc, action, true);
/*
* Set the THREAD DIED flag to prevent further wakeups of the
* soon to be gone threaded handler.
*/
- set_bit(IRQTF_DIED, &tsk->irqaction->flags);
+ set_bit(IRQTF_DIED, &action->flags);
}
static void irq_setup_forced_threading(struct irqaction *new)