On Sat, Jan 16, 2021 at 1:13 AM Nick Desaulniers
wrote:
>
> > On Wed, Jan 13, 2021 at 8:07 PM Nick Desaulniers
> > wrote:
> > >
> > > On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
> > > wrote:
> > > >
> > > > However, I see an issue with actually using the data:
> > > >
> > > > $ sudo -s
>
On Sat, Jan 16, 2021 at 6:07 AM Sedat Dilek wrote:
>
> On Sat, Jan 16, 2021 at 1:13 AM Nick Desaulniers
> wrote:
> >
> > > On Wed, Jan 13, 2021 at 8:07 PM Nick Desaulniers
> > > wrote:
> > > >
> > > > On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
> > > > wrote:
> > > > >
> > > > >
On Sat, Jan 16, 2021 at 1:13 AM Nick Desaulniers
wrote:
>
> > On Wed, Jan 13, 2021 at 8:07 PM Nick Desaulniers
> > wrote:
> > >
> > > On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
> > > wrote:
> > > >
> > > > However, I see an issue with actually using the data:
> > > >
> > > > $ sudo -s
>
On Sat, Jan 16, 2021 at 1:13 AM Nick Desaulniers
wrote:
>
> > On Wed, Jan 13, 2021 at 8:07 PM Nick Desaulniers
> > wrote:
> > >
> > > On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
> > > wrote:
> > > >
> > > > However, I see an issue with actually using the data:
> > > >
> > > > $ sudo -s
>
> On Wed, Jan 13, 2021 at 8:07 PM Nick Desaulniers
> wrote:
> >
> > On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
> > wrote:
> > >
> > > However, I see an issue with actually using the data:
> > >
> > > $ sudo -s
> > > # mount -t debugfs none /sys/kernel/debug
> > > # cp -a
On Wed, Jan 13, 2021 at 8:07 PM Nick Desaulniers
wrote:
>
> On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
> wrote:
> >
> > However, I see an issue with actually using the data:
> >
> > $ sudo -s
> > # mount -t debugfs none /sys/kernel/debug
> > # cp -a /sys/kernel/debug/pgo/profraw
On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
wrote:
>
> However, I see an issue with actually using the data:
>
> $ sudo -s
> # mount -t debugfs none /sys/kernel/debug
> # cp -a /sys/kernel/debug/pgo/profraw vmlinux.profraw
> # chown nathan:nathan vmlinux.profraw
> # exit
> $
On Wed, Jan 13, 2021 at 12:55 PM Nathan Chancellor
wrote:
>
> Hi Bill,
>
> On Tue, Jan 12, 2021 at 10:19:58PM -0800, Bill Wendling wrote:
> > From: Sami Tolvanen
> >
> > Enable the use of clang's Profile-Guided Optimization[1]. To generate a
> > profile, the kernel is instrumented with PGO
On Tue, Jan 12, 2021 at 10:20 PM Bill Wendling wrote:
>
> From: Sami Tolvanen
>
> Enable the use of clang's Profile-Guided Optimization[1]. To generate a
> profile, the kernel is instrumented with PGO counters, a representative
> workload is run, and the raw profile data is collected from
>
Hi Bill,
On Tue, Jan 12, 2021 at 10:19:58PM -0800, Bill Wendling wrote:
> From: Sami Tolvanen
>
> Enable the use of clang's Profile-Guided Optimization[1]. To generate a
> profile, the kernel is instrumented with PGO counters, a representative
> workload is run, and the raw profile data is
From: Sami Tolvanen
Enable the use of clang's Profile-Guided Optimization[1]. To generate a
profile, the kernel is instrumented with PGO counters, a representative
workload is run, and the raw profile data is collected from
/sys/kernel/debug/pgo/profraw.
The raw profile data must be processed
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