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    Subject[PATCH 3/5] [MIPS] remove unused function alloc_legacy_irqno()
    Date
    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@movial.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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