linux-kernel - [PATCH 3/5] [MIPS] remove unused function alloc_legacy

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Date:	Thu, 29 May 2008 17:57:10 +0300
From:	Dmitri Vorobiev <dmitri.vorobiev@...ial.fi>
To:	linux-mips@...ux-mips.org, ralf@...ux-mips.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 3/5] [MIPS] remove unused function alloc_legacy_irqno()

The function alloc_legacy_irqno() is not used any more, and this
patch removes it.

Inspired by a namespacecheck warning.

Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@...ial.fi>
---
 arch/mips/kernel/irq.c |   13 -------------
 include/asm-mips/irq.h |    1 -
 2 files changed, 0 insertions(+), 14 deletions(-)

diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index e3309ff..ba4e331 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -46,19 +46,6 @@ again:
 
 EXPORT_SYMBOL_GPL(allocate_irqno);
 
-/*
- * Allocate the 16 legacy interrupts for i8259 devices.  This happens early
- * in the kernel initialization so treating allocation failure as BUG() is
- * ok.
- */
-void __init alloc_legacy_irqno(void)
-{
-	int i;
-
-	for (i = 0; i <= 16; i++)
-		BUG_ON(test_and_set_bit(i, irq_map));
-}
-
 void free_irqno(unsigned int irq)
 {
 	smp_mb__before_clear_bit();
diff --git a/include/asm-mips/irq.h b/include/asm-mips/irq.h
index a58f0ee..08e0700 100644
--- a/include/asm-mips/irq.h
+++ b/include/asm-mips/irq.h
@@ -148,7 +148,6 @@ extern void arch_init_irq(void);
 extern void spurious_interrupt(void);
 
 extern int allocate_irqno(void);
-extern void alloc_legacy_irqno(void);
 extern void free_irqno(unsigned int irq);
 
 /*
-- 
1.4.4.3

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