[PATCH 08/14] x86_64 irq: Use NR_IRQS not NR_IRQ_VECTORS

From: Eric W. Biederman
Date: Fri Feb 23 2007 - 06:28:48 EST



NR_IRQ_VECTORS is currently a compatiblity define set to NR_IRQs.
This patch updates the users of NR_IRQ_VECTORS to use NR_IRQs instead
so that NR_IRQ_VECTORS can be removed.

There is still shared code with arch/i386 that uses NR_IRQ_VECTORS
so we can't remove the #define just yet :(

Signed-off-by: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>
---
arch/x86_64/kernel/io_apic.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index 52fc19b..65d7218 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -74,7 +74,7 @@ int nr_ioapic_registers[MAX_IO_APICS];
* Rough estimation of how many shared IRQs there are, can
* be changed anytime.
*/
-#define MAX_PLUS_SHARED_IRQS NR_IRQ_VECTORS
+#define MAX_PLUS_SHARED_IRQS NR_IRQS
#define PIN_MAP_SIZE (MAX_PLUS_SHARED_IRQS + NR_IRQS)

/*
@@ -615,7 +615,7 @@ static int pin_2_irq(int idx, int apic, int pin)


/* irq_vectors is indexed by the sum of all RTEs in all I/O APICs. */
-static u8 irq_vector[NR_IRQ_VECTORS] __read_mostly = {
+static u8 irq_vector[NR_IRQS] __read_mostly = {
[0] = FIRST_EXTERNAL_VECTOR + 0,
[1] = FIRST_EXTERNAL_VECTOR + 1,
[2] = FIRST_EXTERNAL_VECTOR + 2,
@@ -634,7 +634,7 @@ static u8 irq_vector[NR_IRQ_VECTORS] __read_mostly = {
[15] = FIRST_EXTERNAL_VECTOR + 15,
};

-static cpumask_t irq_domain[NR_IRQ_VECTORS] __read_mostly = {
+static cpumask_t irq_domain[NR_IRQS] __read_mostly = {
[0] = CPU_MASK_ALL,
[1] = CPU_MASK_ALL,
[2] = CPU_MASK_ALL,
@@ -671,7 +671,7 @@ static int __assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result)
int old_vector = -1;
int cpu;

- BUG_ON((unsigned)irq >= NR_IRQ_VECTORS);
+ BUG_ON((unsigned)irq >= NR_IRQS);

/* Only try and allocate irqs on cpus that are present */
cpus_and(mask, mask, cpu_online_map);
@@ -758,7 +758,7 @@ void __setup_vector_irq(int cpu)
int irq, vector;

/* Mark the inuse vectors */
- for (irq = 0; irq < NR_IRQ_VECTORS; ++irq) {
+ for (irq = 0; irq < NR_IRQS; ++irq) {
if (!cpu_isset(cpu, irq_domain[irq]))
continue;
vector = irq_vector[irq];
--
1.5.0.g53756

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