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Date: Mon, 15 Mar 2010 15:15:33 -0700 From: Yinghai Lu <yinghai@...nel.org> To: Suresh Siddha <suresh.b.siddha@...el.com> CC: Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>, Thomas Gleixner <tglx@...utronix.de>, LKML <linux-kernel@...r.kernel.org>, "Eric W. Biederman" <ebiederm@...ssion.com> Subject: Re: [patch] x86: handle legacy PIC interrupts on all the cpu's On 03/15/2010 03:56 PM, Suresh Siddha wrote: > On Mon, 2010-03-15 at 14:51 -0700, Yinghai Lu wrote: >>> + for (irq = 0; irq < legacy_pic->nr_legacy_irqs; irq++) >>> + if (!IO_APIC_IRQ(irq)) >>> + per_cpu(vector_irq, cpu)[IRQ0_VECTOR + irq] = irq; >> >> seems those three lines are not needed... > > Those are needed for !CONFIG_X86_IO_APIC case. > then we can have +#ifndef CONFIG_X86_IO_APIC + for (irq = 0; irq < legacy_pic->nr_legacy_irqs; irq++) + per_cpu(vector_irq, cpu)[IRQ0_VECTOR + irq] = irq; +#endif then we don't punish most setup with ioapic controller. Yinghai -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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