Instead of artificially limiting irq numbers, use arch provided NR_IRQS
Signed-off-by: Glauber Costa <[EMAIL PROTECTED]>
---
irqhook/irqhook_main.c | 16 +++++++---------
1 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/irqhook/irqhook_main.c b/irqhook/irqhook_main.c
index 5f414d1..828c70a 100644
--- a/irqhook/irqhook_main.c
+++ b/irqhook/irqhook_main.c
@@ -31,15 +31,13 @@ #define ERROR(fmt, args...) printk("<1>"
static spinlock_t irqh_lock;
static wait_queue_head_t irqh_proc_list;
-enum {NINTR = 256};
-
-static DECLARE_BITMAP(pending, NINTR);
-static DECLARE_BITMAP(handled, NINTR);
+static DECLARE_BITMAP(pending, NR_IRQS);
+static DECLARE_BITMAP(handled, NR_IRQS);
#define irqh_on(which, bit) test_bit(bit, which)
#define irqh_set(which, bit) set_bit(bit, which)
#define irqh_clear(which, bit) clear_bit(bit, which)
-#define irqh_ffs(which) find_first_bit(which, NINTR)
+#define irqh_ffs(which) find_first_bit(which, NR_IRQS)
static irqreturn_t
irqh_interrupt(int irq, void *p)
@@ -92,7 +90,7 @@ irqh_dev_write(struct file *fp, const ch
if (pdp) {
if (pci_enable_device(pdp))
ERROR("device not enabled\n");
- if ((unsigned)(n = pdp->irq) >= NINTR) {
+ if ((unsigned)(n = pdp->irq) >= NR_IRQS) {
ERROR("device has invalid IRQ set\n");
return -EINVAL;
}
@@ -107,7 +105,7 @@ irqh_dev_write(struct file *fp, const ch
irqh_set(handled, n);
goto done;
}
- if ((unsigned)n >= NINTR)
+ if ((unsigned)n >= NR_IRQS)
return -EINVAL;
if (arg[0] == '-') {
if (pdp)
@@ -135,7 +133,7 @@ irqh_dev_read(struct file *fp, char *buf
return -EINVAL;
spin_lock_irq(&irqh_lock);
while (!signal_pending(current)) {
- if ((n = irqh_ffs(pending)) < NINTR) {
+ if ((n = irqh_ffs(pending)) < NR_IRQS) {
if ((m = sprintf(b, "%d", n) + 1) > size)
m = size;
if (copy_to_user(buf, b, m))
@@ -203,7 +201,7 @@ irqh_cleanup(void)
DPRINTK("ENTER\n");
- while ((n = irqh_ffs(handled)) < NINTR) {
+ while ((n = irqh_ffs(handled)) < NR_IRQS) {
irqh_clear(handled, n);
free_irq(n, (void *)irqh_interrupt);
}
--
1.4.2
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