x86: put irq_2_pin pointer into irq_cfg

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preallocate 32 irq_2_pin entries, and use get_one_free_irq_2_pin() to get
one more and link to irq_cfg if needed.

so don't waste one where no irq is enabled.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Yinghai Lu 2008-08-19 20:50:07 -07:00 • committed by Ingo Molnar

parent 3ac2de48ed

commit e5a53714ac

1 changed files with 120 additions and 41 deletions

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arch/x86/kernel/io_apic_64.c

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