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    Subject[PATCH 15 of 38] x86: unstatic ioapic entry funcs
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    Unstatic ioapic_write_entry and setup_ioapic_entry functions so that
    the Xen code can do its own ioapic routing setup.

    Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
    ---
    arch/x86/include/asm/io_apic.h | 6 ++++++
    arch/x86/kernel/io_apic.c | 10 +++++-----
    2 files changed, 11 insertions(+), 5 deletions(-)

    diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
    --- a/arch/x86/include/asm/io_apic.h
    +++ b/arch/x86/include/asm/io_apic.h
    @@ -209,6 +209,12 @@

    extern int probe_nr_irqs(void);

    +extern int setup_ioapic_entry(int apic, int irq,
    + struct IO_APIC_route_entry *entry,
    + unsigned int destination, int trigger,
    + int polarity, int vector);
    +extern void ioapic_write_entry(int apic, int pin,
    + struct IO_APIC_route_entry e);
    #else /* !CONFIG_X86_IO_APIC */
    #define io_apic_assign_pci_irqs 0
    static const int timer_through_8259 = 0;
    diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
    --- a/arch/x86/kernel/io_apic.c
    +++ b/arch/x86/kernel/io_apic.c
    @@ -337,7 +337,7 @@
    io_apic_write(apic, 0x10 + 2*pin, eu.w1);
    }

    -static void ioapic_write_entry(int apic, int pin, struct IO_APIC_route_entry e)
    +void ioapic_write_entry(int apic, int pin, struct IO_APIC_route_entry e)
    {
    unsigned long flags;
    spin_lock_irqsave(&ioapic_lock, flags);
    @@ -1275,10 +1275,10 @@
    handle_edge_irq, "edge");
    }

    -static int setup_ioapic_entry(int apic, int irq,
    - struct IO_APIC_route_entry *entry,
    - unsigned int destination, int trigger,
    - int polarity, int vector)
    +int setup_ioapic_entry(int apic, int irq,
    + struct IO_APIC_route_entry *entry,
    + unsigned int destination, int trigger,
    + int polarity, int vector)
    {
    /*
    * add it to the IO-APIC irq-routing table:



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