Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[net-next-2.6.git] / kernel / softirq.c

diff --git a/kernel/softirq.c b/kernel/softirq.c
index 79ee8f1fc0e71a343cf7de924c8ae5fa69b554b3..18f4be0d5fe0bbf853935972d9b441e95bc61c5a 100644 (file)
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -67,7 +67,7 @@ char *softirq_to_name[NR_SOFTIRQS] = {
  * to the pending events, so lets the scheduler to balance
  * the softirq load for us.
  */
-void wakeup_softirqd(void)
+static void wakeup_softirqd(void)
 {
        /* Interrupts are disabled: no need to stop preemption */
        struct task_struct *tsk = __get_cpu_var(ksoftirqd);
@@ -229,18 +229,20 @@ restart:
 
        do {
                if (pending & 1) {
+                       unsigned int vec_nr = h - softirq_vec;
                        int prev_count = preempt_count();
-                       kstat_incr_softirqs_this_cpu(h - softirq_vec);
 
-                       trace_softirq_entry(h, softirq_vec);
+                       kstat_incr_softirqs_this_cpu(vec_nr);
+
+                       trace_softirq_entry(vec_nr);
                        h->action(h);
-                       trace_softirq_exit(h, softirq_vec);
+                       trace_softirq_exit(vec_nr);
                        if (unlikely(prev_count != preempt_count())) {
-                               printk(KERN_ERR "huh, entered softirq %td %s %p"
+                               printk(KERN_ERR "huh, entered softirq %u %s %p"
                                       "with preempt_count %08x,"
-                                      " exited with %08x?\n", h - softirq_vec,
-                                      softirq_to_name[h - softirq_vec],
-                                      h->action, prev_count, preempt_count());
+                                      " exited with %08x?\n", vec_nr,
+                                      softirq_to_name[vec_nr], h->action,
+                                      prev_count, preempt_count());
                                preempt_count() = prev_count;
                        }
 
@@ -910,17 +912,14 @@ int __init __weak early_irq_init(void)
        return 0;
 }
 
+#ifdef CONFIG_GENERIC_HARDIRQS
 int __init __weak arch_probe_nr_irqs(void)
 {
-       return 0;
+       return NR_IRQS_LEGACY;
 }
 
 int __init __weak arch_early_irq_init(void)
 {
        return 0;
 }
-
-int __weak arch_init_chip_data(struct irq_desc *desc, int node)
-{
-       return 0;
-}
+#endif