[POWERPC] MPIC: Minor optimization of ipi handler
[linux-2.6.git] / arch / powerpc / sysdev / mpic.c
index e479388..116173a 100644 (file)
@@ -612,12 +612,11 @@ static inline void mpic_eoi(struct mpic *mpic)
 }
 
 #ifdef CONFIG_SMP
-static irqreturn_t mpic_ipi_action(int irq, void *dev_id)
+static irqreturn_t mpic_ipi_action(int irq, void *data)
 {
-       struct mpic *mpic;
+       long ipi = (long)data;
 
-       mpic = mpic_find(irq, NULL);
-       smp_message_recv(mpic_irq_to_hw(irq) - mpic->ipi_vecs[0]);
+       smp_message_recv(ipi);
 
        return IRQ_HANDLED;
 }
@@ -1457,7 +1456,7 @@ unsigned int mpic_get_irq(void)
 void mpic_request_ipis(void)
 {
        struct mpic *mpic = mpic_primary;
-       int i, err;
+       long i, err;
        static char *ipi_names[] = {
                "IPI0 (call function)",
                "IPI1 (reschedule)",
@@ -1472,14 +1471,14 @@ void mpic_request_ipis(void)
                unsigned int vipi = irq_create_mapping(mpic->irqhost,
                                                       mpic->ipi_vecs[0] + i);
                if (vipi == NO_IRQ) {
-                       printk(KERN_ERR "Failed to map IPI %d\n", i);
+                       printk(KERN_ERR "Failed to map IPI %ld\n", i);
                        break;
                }
                err = request_irq(vipi, mpic_ipi_action,
                                  IRQF_DISABLED|IRQF_PERCPU,
-                                 ipi_names[i], mpic);
+                                 ipi_names[i], (void *)i);
                if (err) {
-                       printk(KERN_ERR "Request of irq %d for IPI %d failed\n",
+                       printk(KERN_ERR "Request of irq %d for IPI %ld failed\n",
                               vipi, i);
                        break;
                }