> From: Tomasz Duszynski [mailto:tduszyn...@marvell.com]
> Sent: Thursday, 26 January 2023 16.28
>
> >From: Bruce Richardson
> >Sent: Thursday, January 26, 2023 1:59 PM
> >
> >Other possible complication is - how does this work with threads that
> are not pinned to a
> >particular physical core?
...@loongson.cn;
>roret...@linux.microsoft.com
>Subject: [EXT] Re: [PATCH v6 1/4] lib: add generic support for reading PMU
>events
>
>External Email
>
>--
>On Thu, Jan 26, 2023 at 01:29:36PM +0100, Morten Brørup wr
...@intel.com;
>roret...@linux.microsoft.com
>Subject: [EXT] RE: [PATCH v6 1/4] lib: add generic support for reading PMU
>events
>
>External Email
>
>--
>> From: Tomasz Duszynski [mailto:tduszyn...@marve
On Thu, Jan 26, 2023 at 01:29:36PM +0100, Morten Brørup wrote:
> > From: Tomasz Duszynski [mailto:tduszyn...@marvell.com]
> > Sent: Thursday, 26 January 2023 10.40
> >
> > >From: Morten Brørup
> > >Sent: Friday, January 20, 2023 10:47 AM
> > >
> > >> From: Tomasz Duszynski [mailto:tduszyn...@marv
> From: Tomasz Duszynski [mailto:tduszyn...@marvell.com]
> Sent: Thursday, 26 January 2023 10.40
>
> >From: Morten Brørup
> >Sent: Friday, January 20, 2023 10:47 AM
> >
> >> From: Tomasz Duszynski [mailto:tduszyn...@marvell.com]
> >> Sent: Friday, 20 January 2023 00.39
> >>
> >> Add support for p
...@intel.com;
>roret...@linux.microsoft.com
>Subject: [EXT] RE: [PATCH v6 1/4] lib: add generic support for reading PMU
>events
>
>External Email
>
>--
>> From: Tomasz Duszynski [mailto:tduszyn...@marvell.com]
com; zhou...@loongson.cn; bruce.richard...@intel.com
>Subject: [EXT] Re: [PATCH v6 1/4] lib: add generic support for reading PMU
>events
>
>External Email
>
>--
>On Fri, Jan 20, 2023 at 12:39:12AM +0100, Tomasz Duszyn
On Fri, Jan 20, 2023 at 12:39:12AM +0100, Tomasz Duszynski wrote:
> Add support for programming PMU counters and reading their values
> in runtime bypassing kernel completely.
>
> This is especially useful in cases where CPU cores are isolated
> (nohz_full) i.e run dedicated tasks. In such cases o
> From: Tomasz Duszynski [mailto:tduszyn...@marvell.com]
> Sent: Friday, 20 January 2023 00.39
>
> Add support for programming PMU counters and reading their values
> in runtime bypassing kernel completely.
>
> This is especially useful in cases where CPU cores are isolated
> (nohz_full) i.e run
Add support for programming PMU counters and reading their values
in runtime bypassing kernel completely.
This is especially useful in cases where CPU cores are isolated
(nohz_full) i.e run dedicated tasks. In such cases one cannot use
standard perf utility without sacrificing latency and performa
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