No more users. And it's not going to come back. If you need
hotplugable irq chips, use irq domains.
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
---
include/linux/irq.h | 7 -------
kernel/irq/irqdesc.c | 25 -------------------------
2 files changed, 32 deletions(-)
Index: tip/include/linux/irq.h
===================================================================
--- tip.orig/include/linux/irq.h
+++ tip/include/linux/irq.h
@@ -617,18 +617,11 @@ int __irq_alloc_descs(int irq, unsigned
irq_alloc_descs(-1, from, cnt, node)
void irq_free_descs(unsigned int irq, unsigned int cnt);
-int irq_reserve_irqs(unsigned int from, unsigned int cnt);
-
static inline void irq_free_desc(unsigned int irq)
{
irq_free_descs(irq, 1);
}
-static inline int irq_reserve_irq(unsigned int irq)
-{
- return irq_reserve_irqs(irq, 1);
-}
-
#ifdef CONFIG_GENERIC_IRQ_LEGACY_ALLOC_HWIRQ
unsigned int irq_alloc_hwirqs(int cnt, int node);
static inline unsigned int irq_alloc_hwirq(int node)
Index: tip/kernel/irq/irqdesc.c
===================================================================
--- tip.orig/kernel/irq/irqdesc.c
+++ tip/kernel/irq/irqdesc.c
@@ -455,31 +455,6 @@ EXPORT_SYMBOL_GPL(irq_free_hwirqs);
#endif
/**
- * irq_reserve_irqs - mark irqs allocated
- * @from: mark from irq number
- * @cnt: number of irqs to mark
- *
- * Returns 0 on success or an appropriate error code
- */
-int irq_reserve_irqs(unsigned int from, unsigned int cnt)
-{
- unsigned int start;
- int ret = 0;
-
- if (!cnt || (from + cnt) > nr_irqs)
- return -EINVAL;
-
- mutex_lock(&sparse_irq_lock);
- start = bitmap_find_next_zero_area(allocated_irqs, nr_irqs, from, cnt,
0);
- if (start == from)
- bitmap_set(allocated_irqs, start, cnt);
- else
- ret = -EEXIST;
- mutex_unlock(&sparse_irq_lock);
- return ret;
-}
-
-/**
* irq_get_next_irq - get next allocated irq number
* @offset: where to start the search
*
--
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