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irq: introduce nr_irqs

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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>
This commit is contained in:
Yinghai Lu
2008-08-19 20:49:47 -07:00
committed by Ingo Molnar
parent 6da55c3e8d
commit 85c0f90978
11 changed files with 39 additions and 29 deletions
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10
kernel/irq/autoprobe.c
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@@ -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;