static void poll_spurious_irqs(unsigned long dummy)
{
struct irq_desc *desc;
int i;
if (atomic_inc_return(&irq_poll_active) != 1)
goto out;
irq_poll_cpu = smp_processor_id();
for_each_irq_desc(i, desc) {
unsigned int state;
if (!i)
continue;
/* Racy but it doesn't matter */
state = desc->istate;
barrier();
if (!(state & IRQS_SPURIOUS_DISABLED))
continue;
local_irq_disable();
try_one_irq(i, desc, true);
local_irq_enable();
}
static int misrouted_irq(int irq)
{
struct irq_desc *desc;
int i, ok = 0;
if (atomic_inc_return(&irq_poll_active) == 1)
goto out;
irq_poll_cpu = smp_processor_id();
for_each_irq_desc(i, desc) {
if (!i)
continue;
if (i == irq) /* Already tried */
continue;
if (try_one_irq(i, desc, false))
ok = 1;
}
out:
atomic_dec(&irq_poll_active);
/* So the caller can adjust the irq error counts */
return ok;
}
static int misrouted_irq(int irq)
{
struct irq_desc *desc;
int i, ok = 0;
for_each_irq_desc(i, desc) {
if (!i)
continue;
if (i == irq) /* Already tried */
continue;
if (try_one_irq(i, desc))
ok = 1;
}
/* So the caller can adjust the irq error counts */
return ok;
}
static void poll_all_shared_irqs(void)
{
struct irq_desc *desc;
int i;
for_each_irq_desc(i, desc) {
unsigned int status;
if (!i)
continue;
/* Racy but it doesn't matter */
status = desc->status;
barrier();
if (!(status & IRQ_SPURIOUS_DISABLED))
continue;
try_one_irq(i, desc);
}
static void poll_spurious_irqs(unsigned long dummy)
{
struct irq_desc *desc;
int i;
for_each_irq_desc(i, desc) {
unsigned int status;
if (!i)
continue;
/* Racy but it doesn't matter */
status = desc->status;
barrier();
if (!(status & IRQ_SPURIOUS_DISABLED))
continue;
local_irq_disable();
try_one_irq(i, desc);
local_irq_enable();
}
