From: Ingo Molnar <[email protected]>
cleanup: remove irq_desc_t use from the generic IRQ code, and mark it
obsolete.
Signed-off-by: Ingo Molnar <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
---
include/linux/irq.h | 18 +++++++++++++-----
kernel/irq/autoprobe.c | 6 +++---
kernel/irq/handle.c | 4 ++--
kernel/irq/manage.c | 6 +++---
kernel/irq/migration.c | 4 ++--
kernel/irq/spurious.c | 9 +++++----
6 files changed, 28 insertions(+), 19 deletions(-)
Index: linux-genirq.q/include/linux/irq.h
===================================================================
--- linux-genirq.q.orig/include/linux/irq.h
+++ linux-genirq.q/include/linux/irq.h
@@ -68,7 +68,7 @@ typedef struct hw_interrupt_type hw_irq
*
* Pad this out to 32 bytes for cache and indexing reasons.
*/
-typedef struct irq_desc {
+struct irq_desc {
hw_irq_controller *handler;
void *handler_data;
struct irqaction *action; /* IRQ action list */
@@ -83,11 +83,19 @@ typedef struct irq_desc {
#if defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE)
unsigned int move_irq; /* Flag need to re-target intr dest*/
#endif
-} ____cacheline_aligned irq_desc_t;
+} ____cacheline_aligned;
-extern irq_desc_t irq_desc [NR_IRQS];
+extern struct irq_desc irq_desc[NR_IRQS];
-#include <asm/hw_irq.h> /* the arch dependent stuff */
+/*
+ * Migration helpers for obsolete names, they will go away:
+ */
+typedef struct irq_desc irq_desc_t;
+
+/*
+ * Pick up the arch-dependent methods:
+ */
+#include <asm/hw_irq.h>
extern int setup_irq(unsigned int irq, struct irqaction *new);
@@ -181,7 +189,7 @@ extern int handle_IRQ_event(unsigned int
*/
extern fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs);
-extern void note_interrupt(unsigned int irq, irq_desc_t *desc,
+extern void note_interrupt(unsigned int irq, struct irq_desc *desc,
int action_ret, struct pt_regs *regs);
extern int can_request_irq(unsigned int irq, unsigned long irqflags);
Index: linux-genirq.q/kernel/irq/autoprobe.c
===================================================================
--- linux-genirq.q.orig/kernel/irq/autoprobe.c
+++ linux-genirq.q/kernel/irq/autoprobe.c
@@ -27,8 +27,8 @@ static DECLARE_MUTEX(probe_sem);
*/
unsigned long probe_irq_on(void)
{
+ struct irq_desc *desc;
unsigned long mask;
- irq_desc_t *desc;
unsigned int i;
down(&probe_sem);
@@ -116,7 +116,7 @@ unsigned int probe_irq_mask(unsigned lon
mask = 0;
for (i = 0; i < NR_IRQS; i++) {
- irq_desc_t *desc = irq_desc + i;
+ struct irq_desc *desc = irq_desc + i;
unsigned int status;
spin_lock_irq(&desc->lock);
@@ -159,7 +159,7 @@ int probe_irq_off(unsigned long val)
int i, irq_found = 0, nr_irqs = 0;
for (i = 0; i < NR_IRQS; i++) {
- irq_desc_t *desc = irq_desc + i;
+ struct irq_desc *desc = irq_desc + i;
unsigned int status;
spin_lock_irq(&desc->lock);
Index: linux-genirq.q/kernel/irq/handle.c
===================================================================
--- linux-genirq.q.orig/kernel/irq/handle.c
+++ linux-genirq.q/kernel/irq/handle.c
@@ -28,7 +28,7 @@
*
* Controller mappings for all interrupt sources:
*/
-irq_desc_t irq_desc[NR_IRQS] __cacheline_aligned = {
+struct irq_desc irq_desc[NR_IRQS] __cacheline_aligned = {
[0 ... NR_IRQS-1] = {
.status = IRQ_DISABLED,
.handler = &no_irq_type,
@@ -109,7 +109,7 @@ int handle_IRQ_event(unsigned int irq, s
*/
fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs)
{
- irq_desc_t *desc = irq_desc + irq;
+ struct irq_desc *desc = irq_desc + irq;
struct irqaction *action;
unsigned int status;
Index: linux-genirq.q/kernel/irq/manage.c
===================================================================
--- linux-genirq.q.orig/kernel/irq/manage.c
+++ linux-genirq.q/kernel/irq/manage.c
@@ -57,7 +57,7 @@ EXPORT_SYMBOL(synchronize_irq);
*/
void disable_irq_nosync(unsigned int irq)
{
- irq_desc_t *desc = irq_desc + irq;
+ struct irq_desc *desc = irq_desc + irq;
unsigned long flags;
if (irq >= NR_IRQS)
@@ -86,7 +86,7 @@ EXPORT_SYMBOL(disable_irq_nosync);
*/
void disable_irq(unsigned int irq)
{
- irq_desc_t *desc = irq_desc + irq;
+ struct irq_desc *desc = irq_desc + irq;
if (irq >= NR_IRQS)
return;
@@ -109,7 +109,7 @@ EXPORT_SYMBOL(disable_irq);
*/
void enable_irq(unsigned int irq)
{
- irq_desc_t *desc = irq_desc + irq;
+ struct irq_desc *desc = irq_desc + irq;
unsigned long flags;
if (irq >= NR_IRQS)
Index: linux-genirq.q/kernel/irq/migration.c
===================================================================
--- linux-genirq.q.orig/kernel/irq/migration.c
+++ linux-genirq.q/kernel/irq/migration.c
@@ -3,7 +3,7 @@
void set_pending_irq(unsigned int irq, cpumask_t mask)
{
- irq_desc_t *desc = irq_desc + irq;
+ struct irq_desc *desc = irq_desc + irq;
unsigned long flags;
spin_lock_irqsave(&desc->lock, flags);
@@ -14,8 +14,8 @@ void set_pending_irq(unsigned int irq, c
void move_native_irq(int irq)
{
+ struct irq_desc *desc = irq_desc + irq;
cpumask_t tmp;
- irq_desc_t *desc = irq_desc + irq;
if (likely(!desc->move_irq))
return;
Index: linux-genirq.q/kernel/irq/spurious.c
===================================================================
--- linux-genirq.q.orig/kernel/irq/spurious.c
+++ linux-genirq.q/kernel/irq/spurious.c
@@ -97,7 +97,8 @@ static int misrouted_irq(int irq, struct
*/
static void
-__report_bad_irq(unsigned int irq, irq_desc_t *desc, irqreturn_t action_ret)
+__report_bad_irq(unsigned int irq, struct irq_desc *desc,
+ irqreturn_t action_ret)
{
struct irqaction *action;
@@ -122,7 +123,7 @@ __report_bad_irq(unsigned int irq, irq_d
}
static void
-report_bad_irq(unsigned int irq, irq_desc_t *desc, irqreturn_t action_ret)
+report_bad_irq(unsigned int irq, struct irq_desc *desc, irqreturn_t action_ret)
{
static int count = 100;
@@ -132,8 +133,8 @@ report_bad_irq(unsigned int irq, irq_des
}
}
-void note_interrupt(unsigned int irq, irq_desc_t *desc, irqreturn_t action_ret,
- struct pt_regs *regs)
+void note_interrupt(unsigned int irq, struct irq_desc *desc,
+ irqreturn_t action_ret, struct pt_regs *regs)
{
if (action_ret != IRQ_HANDLED) {
desc->irqs_unhandled++;
-
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