Re: [RFC PATCH 6/7] core/metricfs: expose x86-specific irq information through metricfs

Thomas Gleixner
2020-08-13T12:13:57Z

Paolo Bonzini <pbonzini@redhat.com> writes:

> On 13/08/20 12:11, Thomas Gleixner wrote:
>>> Add metricfs support for displaying percpu irq counters for x86.
>>> The top directory is /sys/kernel/debug/metricfs/irq_x86.
>>> Then there is a subdirectory for each x86-specific irq counter.
>>> For example:
>>>
>>> cat /sys/kernel/debug/metricfs/irq_x86/TLB/values
>> What is 'TLB'? I'm not aware of any vector which is named TLB.
>
> There's a "TLB" entry in /proc/interrupts.

It's TLB shootdowns and not TLB.

Thanks,

tglx