[patch 35/47] x86: ioapic: Cleanup some more

From: Thomas Gleixner
Date: Thu Sep 30 2010 - 19:21:08 EST


Cleanup after the irq_chip conversion a bit.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/kernel/apic/io_apic.c | 20 ++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)

Index: linux-2.6-tip/arch/x86/kernel/apic/io_apic.c
===================================================================
--- linux-2.6-tip.orig/arch/x86/kernel/apic/io_apic.c
+++ linux-2.6-tip/arch/x86/kernel/apic/io_apic.c
@@ -131,13 +131,9 @@ struct irq_pin_list {
struct irq_pin_list *next;
};

-static struct irq_pin_list *get_one_free_irq_2_pin(int node)
+static struct irq_pin_list *alloc_irq_pin_list(int node)
{
- struct irq_pin_list *pin;
-
- pin = kzalloc_node(sizeof(*pin), GFP_ATOMIC, node);
-
- return pin;
+ return kzalloc_node(sizeof(struct irq_pin_list), GFP_ATOMIC, node);
}

/* irq_cfg is indexed by the sum of all RTEs in all I/O APICs. */
@@ -232,7 +228,7 @@ init_copy_irq_2_pin(struct irq_cfg *old_
if (!old_entry)
return;

- entry = get_one_free_irq_2_pin(node);
+ entry = alloc_irq_pin_list(node);
if (!entry)
return;

@@ -242,7 +238,7 @@ init_copy_irq_2_pin(struct irq_cfg *old_
tail = entry;
old_entry = old_entry->next;
while (old_entry) {
- entry = get_one_free_irq_2_pin(node);
+ entry = alloc_irq_pin_list(node);
if (!entry) {
entry = head;
while (entry) {
@@ -471,7 +467,7 @@ static void ioapic_mask_entry(int apic,
* fast in the common case, and fast for shared ISA-space IRQs.
*/
static int
-add_pin_to_irq_node_nopanic(struct irq_cfg *cfg, int node, int apic, int pin)
+__add_pin_to_irq_node(struct irq_cfg *cfg, int node, int apic, int pin)
{
struct irq_pin_list **last, *entry;

@@ -483,7 +479,7 @@ add_pin_to_irq_node_nopanic(struct irq_c
last = &entry->next;
}

- entry = get_one_free_irq_2_pin(node);
+ entry = alloc_irq_pin_list(node);
if (!entry) {
printk(KERN_ERR "can not alloc irq_pin_list (%d,%d,%d)\n",
node, apic, pin);
@@ -498,7 +494,7 @@ add_pin_to_irq_node_nopanic(struct irq_c

static void add_pin_to_irq_node(struct irq_cfg *cfg, int node, int apic, int pin)
{
- if (add_pin_to_irq_node_nopanic(cfg, node, apic, pin))
+ if (__add_pin_to_irq_node(cfg, node, apic, pin))
panic("IO-APIC: failed to add irq-pin. Can not proceed\n");
}

@@ -3823,7 +3819,7 @@ static int __io_apic_set_pci_routing(str
* IRQs < 16 are already in the irq_2_pin[] map
*/
if (irq >= legacy_pic->nr_legacy_irqs) {
- if (add_pin_to_irq_node_nopanic(cfg, node, ioapic, pin)) {
+ if (__add_pin_to_irq_node(cfg, node, ioapic, pin)) {
printk(KERN_INFO "can not add pin %d for irq %d\n",
pin, irq);
return 0;


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