Re: irq 0?

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On Mon, 2005-11-07 at 20:54 +0900, Miles Bader wrote:
> I notice that arch/v850/kernel/irq.c has been updated with a
> "show_interrupts" function; in this function it contains the following
> bit of code:
> 
> 
> 	if (i == 0) {
> 		seq_puts(p, "           ");
> 		for (i=0; i < 1 /*smp_num_cpus*/; i++)
> 			seq_printf(p, "CPU%d       ", i);
> 		seq_putc(p, '\n');
> 	}
> 
> 	if (i < NR_IRQS) {
>                 ... show interrupt i ...
> 	} else if (i == NR_IRQS)
> 		seq_printf(p, "ERR: %10lu\n", irq_err_count);
> 
> where "i" is iterated (by procfs) from 0...NR_IRQS.
> 
> On the v850, irq 0 is a real interrupt, so this doesn't really work
> properly -- it doesn't display an entry for irq 0.

What makes you say that? The i==0 code seems to fall through and
therefore should print IRQ0 just fine.

Ian.

-- 
Ian Campbell
Current Noise: Vader - The Final Massacre

Ignore previous fortune.

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