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

From: Paolo Bonzini
Date: Thu Aug 13 2020 - 07:59:16 EST


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.

Paolo