[patch 32/32] genirq: Remove dynamic_irq mess

[Thomas Gleixner]

No more users. Get rid of the cruft.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 include/linux/irq.h  |   10 ----------
 kernel/irq/irqdesc.c |   23 +++++++----------------
 2 files changed, 7 insertions(+), 26 deletions(-)

Index: tip/include/linux/irq.h
===================================================================
--- tip.orig/include/linux/irq.h
+++ tip/include/linux/irq.h
@@ -525,16 +525,6 @@ static inline void irq_set_percpu_devid_
 			     IRQ_NOPROBE | IRQ_PER_CPU_DEVID);
 }
 
-/*
- * Dynamic irq helper functions. Obsolete. Use irq_alloc_desc* and
- * irq_free_desc instead.
- */
-extern void dynamic_irq_cleanup(unsigned int irq);
-static inline void dynamic_irq_init(unsigned int irq)
-{
-	dynamic_irq_cleanup(irq);
-}
-
 /* Set/get chip/data for an IRQ: */
 extern int irq_set_chip(unsigned int irq, struct irq_chip *chip);
 extern int irq_set_handler_data(unsigned int irq, void *data);
Index: tip/kernel/irq/irqdesc.c
===================================================================
--- tip.orig/kernel/irq/irqdesc.c
+++ tip/kernel/irq/irqdesc.c
@@ -278,7 +278,12 @@ EXPORT_SYMBOL(irq_to_desc);
 
 static void free_desc(unsigned int irq)
 {
-	dynamic_irq_cleanup(irq);
+	struct irq_desc *desc = irq_to_desc(irq);
+	unsigned long flags;
+
+	raw_spin_lock_irqsave(&desc->lock, flags);
+	desc_set_defaults(irq, desc, desc_node(desc), NULL);
+	raw_spin_unlock_irqrestore(&desc->lock, flags);
 }
 
 static inline int alloc_descs(unsigned int start, unsigned int cnt, int node,
@@ -309,7 +314,7 @@ void irq_mark_irq(unsigned int irq)
 #ifdef CONFIG_GENERIC_IRQ_LEGACY
 void irq_init_desc(unsigned int irq)
 {
-	dynamic_irq_cleanup(irq);
+	free_desc(irq);
 }
 #endif
 
@@ -522,20 +527,6 @@ int irq_set_percpu_devid(unsigned int ir
 	return 0;
 }
 
-/**
- * dynamic_irq_cleanup - cleanup a dynamically allocated irq
- * @irq:	irq number to initialize
- */
-void dynamic_irq_cleanup(unsigned int irq)
-{
-	struct irq_desc *desc = irq_to_desc(irq);
-	unsigned long flags;
-
-	raw_spin_lock_irqsave(&desc->lock, flags);
-	desc_set_defaults(irq, desc, desc_node(desc), NULL);
-	raw_spin_unlock_irqrestore(&desc->lock, flags);
-}
-
 void kstat_incr_irq_this_cpu(unsigned int irq)
 {
 	kstat_incr_irqs_this_cpu(irq, irq_to_desc(irq));


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