irq: introduce nr_irqs

at this point nr_irqs is equal NR_IRQS

convert a few easy users from NR_IRQS to dynamic nr_irqs.

v2: according to Eric, we need to take care of arch without generic_hardirqs

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 5 insertions, 5 deletions

diff --git a/kernel/irq/autoprobe.c b/kernel/irq/autoprobe.c
index 533068cfb607..c689e9851a80 100644
--- a/kernel/irq/autoprobe.c
+++ b/kernel/irq/autoprobe.c
@@ -38,7 +38,7 @@ unsigned long probe_irq_on(void)
          * something may have generated an irq long ago and we want to
          * flush such a longstanding irq before considering it as spurious.
          */
-        for (i = NR_IRQS-1; i > 0; i--) {
+        for (i = nr_irqs-1; i > 0; i--) {
                 desc = irq_desc + i;
 
                 spin_lock_irq(&desc->lock);
@@ -68,7 +68,7 @@ unsigned long probe_irq_on(void)
          * (we must startup again here because if a longstanding irq
          * happened in the previous stage, it may have masked itself)
          */
-        for (i = NR_IRQS-1; i > 0; i--) {
+        for (i = nr_irqs-1; i > 0; i--) {
                 desc = irq_desc + i;
 
                 spin_lock_irq(&desc->lock);
@@ -89,7 +89,7 @@ unsigned long probe_irq_on(void)
          * Now filter out any obviously spurious interrupts
          */
         mask = 0;
-        for (i = 0; i < NR_IRQS; i++) {
+        for (i = 0; i < nr_irqs; i++) {
                 unsigned int status;
 
                 desc = irq_desc + i;
@@ -130,7 +130,7 @@ unsigned int probe_irq_mask(unsigned long val)
         int i;
 
         mask = 0;
-        for (i = 0; i < NR_IRQS; i++) {
+        for (i = 0; i < nr_irqs; i++) {
                 struct irq_desc *desc = irq_desc + i;
                 unsigned int status;
 
@@ -173,7 +173,7 @@ int probe_irq_off(unsigned long val)
 {
         int i, irq_found = 0, nr_irqs = 0;
 
-        for (i = 0; i < NR_IRQS; i++) {
+        for (i = 0; i < nr_irqs; i++) {
                 struct irq_desc *desc = irq_desc + i;
                 unsigned int status;