lguest: clean up lguest_init_IRQ
Copy from arch/x86/kernel/irqinit_32.c: we don't use the vectors beyond LGUEST_IRQS (if any), but we might as well set them all. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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@ -628,13 +628,12 @@ static void __init lguest_init_IRQ(void)
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{
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{
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unsigned int i;
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unsigned int i;
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for (i = 0; i < LGUEST_IRQS; i++) {
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for (i = FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) {
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int vector = FIRST_EXTERNAL_VECTOR + i;
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/* Some systems map "vectors" to interrupts weirdly. Lguest has
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/* Some systems map "vectors" to interrupts weirdly. Lguest has
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* a straightforward 1 to 1 mapping, so force that here. */
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* a straightforward 1 to 1 mapping, so force that here. */
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__get_cpu_var(vector_irq)[vector] = i;
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__get_cpu_var(vector_irq)[i] = i - FIRST_EXTERNAL_VECTOR;
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if (vector != SYSCALL_VECTOR)
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if (i != SYSCALL_VECTOR)
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set_intr_gate(vector, interrupt[i]);
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set_intr_gate(i, interrupt[i - FIRST_EXTERNAL_VECTOR]);
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}
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}
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/* This call is required to set up for 4k stacks, where we have
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/* This call is required to set up for 4k stacks, where we have
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* separate stacks for hard and soft interrupts. */
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* separate stacks for hard and soft interrupts. */
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