Re: Should irq_chip->mask disable percpu interrupts to all cpus, or just to this cpu?

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From: Ingo Molnar

Subject: Re: Should irq_chip->mask disable percpu interrupts to all cpus, or just to this cpu?

Date: Wednesday, September 24, 2008 - 3:18 am

* Eric W. Biederman <ebiederm@xmission.com> wrote:

quoted text> Other than the beautiful way we print things in /proc/interrupts 
> IRQ_PER_CPU feels like a really bad idea.  Especially in that it 
> enshrines the nasty per cpu irq counters that scale horribly.

ok - i thought the idea was to still have a per cpu irq desc.

so lets fix /proc/interrupts in that model. Only a single entry for 
every class of interrupts or so?

	Ingo
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Messages in current thread:

Should irq_chip->mask disable percpu interrupts to all cpu ..., Jeremy Fitzhardinge, (Tue Sep 23, 1:02 pm)

Re: Should irq_chip->mask disable percpu interrupts to all ..., Ingo Molnar, (Wed Sep 24, 1:45 am)

Re: Should irq_chip->mask disable percpu interrupts to all ..., Eric W. Biederman, (Wed Sep 24, 2:54 am)

Re: Should irq_chip->mask disable percpu interrupts to all ..., Ingo Molnar, (Wed Sep 24, 3:18 am)

Re: Should irq_chip->mask disable percpu interrupts to all ..., Jeremy Fitzhardinge, (Wed Sep 24, 11:33 am)

Re: Should irq_chip->mask disable percpu interrupts to all ..., Eric W. Biederman, (Wed Sep 24, 12:34 pm)

Re: Should irq_chip->mask disable percpu interrupts to all ..., Ingo Molnar, (Sat Sep 27, 12:44 pm)

Re: Should irq_chip->mask disable percpu interrupts to all ..., Jeremy Fitzhardinge, (Sat Sep 27, 9:58 pm)


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