RE: [RFC 06/12] genirq: Add per-cpu flow handler with conditional IRQ stats

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On Wed, Jun 05 2024 at 13:45, Michael Kelley wrote:
> From: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Sent: Wednesday, June 5, 2024 6:20 AM
>
> In /proc/interrupts, the double-counting isn't a problem, and is
> potentially helpful as you say. But /proc/stat, for example, shows a total
> interrupt count, which will be roughly double what it was before. That
> /proc/stat value then shows up in user space in vmstat, for example.
> That's what I was concerned about, though it's not a huge problem in
> the grand scheme of things.

That's trivial to solve. We can mark interrupts to be excluded from
/proc/stat accounting.

Thanks,

        tglx




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