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Groups > linux.kernel > #1352521 > unrolled thread
| Started by | Jacob Pan <jacob.jun.pan@linux.intel.com> |
|---|---|
| First post | 2016-03-08 02:10 +0100 |
| Last post | 2016-03-08 18:20 +0100 |
| Articles | 3 — 3 participants |
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Re: [PATCH v6 0/4] powercap/rapl: reduce ipi calls and misc clean up Jacob Pan <jacob.jun.pan@linux.intel.com> - 2016-03-08 02:10 +0100
Re: [PATCH v6 0/4] powercap/rapl: reduce ipi calls and misc clean up Thomas Gleixner <tglx@linutronix.de> - 2016-03-08 09:00 +0100
Re: [PATCH v6 0/4] powercap/rapl: reduce ipi calls and misc clean up "Rafael J. Wysocki" <rafael@kernel.org> - 2016-03-08 18:20 +0100
| From | Jacob Pan <jacob.jun.pan@linux.intel.com> |
|---|---|
| Date | 2016-03-08 02:10 +0100 |
| Subject | Re: [PATCH v6 0/4] powercap/rapl: reduce ipi calls and misc clean up |
| Message-ID | <raejU-2dp-15@gated-at.bofh.it> |
On Wed, 24 Feb 2016 13:31:34 -0800 Jacob Pan <jacob.jun.pan@linux.intel.com> wrote: > Changes since v5: > - Split changes into seprate patches. No code change. > Changes since V4: > - Deleted unnecessary cpumask_any_and() call, assign first > cpu as lead Changes since V3: > - Avoid for_each_online_cpu() search for per package MSR > access. This is achieved by tracking a per package lead cpu via > cpumask_xx() calls. (suggested by Thomas Gleixner > <tglx@linutronix.de>) > - Add direct reference of RAPL package for each RAPL > domain. > > Jacob Pan (4): > cpumask: export cpumask_any_but > powercap/rapl: reduce ipi calls > powercap/rapl: add package reference per domain > powercap/rapl: track lead cpu per package > > drivers/powercap/intel_rapl.c | 220 > ++++++++++++++++++++++-------------------- > lib/cpumask.c | 1 + 2 files changed, 115 > insertions(+), 106 deletions(-) > Hi Thomas, Do you have more comments? Thanks, Jacob
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| From | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| Date | 2016-03-08 09:00 +0100 |
| Message-ID | <rakIH-6lY-33@gated-at.bofh.it> |
| In reply to | #1352521 |
On Mon, 7 Mar 2016, Jacob Pan wrote: > On Wed, 24 Feb 2016 13:31:34 -0800 > Jacob Pan <jacob.jun.pan@linux.intel.com> wrote: > > > Changes since v5: > > - Split changes into seprate patches. No code change. > > Changes since V4: > > - Deleted unnecessary cpumask_any_and() call, assign first > > cpu as lead Changes since V3: > > - Avoid for_each_online_cpu() search for per package MSR > > access. This is achieved by tracking a per package lead cpu via > > cpumask_xx() calls. (suggested by Thomas Gleixner > > <tglx@linutronix.de>) > > - Add direct reference of RAPL package for each RAPL > > domain. > > > > Jacob Pan (4): > > cpumask: export cpumask_any_but > > powercap/rapl: reduce ipi calls > > powercap/rapl: add package reference per domain > > powercap/rapl: track lead cpu per package > > > > drivers/powercap/intel_rapl.c | 220 > > ++++++++++++++++++++++-------------------- > > lib/cpumask.c | 1 + 2 files changed, 115 > > insertions(+), 106 deletions(-) > > > Hi Thomas, > > Do you have more comments? No. Looks reasonable now.
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| From | "Rafael J. Wysocki" <rafael@kernel.org> |
|---|---|
| Date | 2016-03-08 18:20 +0100 |
| Subject | Re: [PATCH v6 0/4] powercap/rapl: reduce ipi calls and misc clean up |
| Message-ID | <ratsB-3P7-13@gated-at.bofh.it> |
| In reply to | #1352704 |
On Tue, Mar 8, 2016 at 8:57 AM, Thomas Gleixner <tglx@linutronix.de> wrote: > On Mon, 7 Mar 2016, Jacob Pan wrote: > >> On Wed, 24 Feb 2016 13:31:34 -0800 >> Jacob Pan <jacob.jun.pan@linux.intel.com> wrote: >> >> > Changes since v5: >> > - Split changes into seprate patches. No code change. >> > Changes since V4: >> > - Deleted unnecessary cpumask_any_and() call, assign first >> > cpu as lead Changes since V3: >> > - Avoid for_each_online_cpu() search for per package MSR >> > access. This is achieved by tracking a per package lead cpu via >> > cpumask_xx() calls. (suggested by Thomas Gleixner >> > <tglx@linutronix.de>) >> > - Add direct reference of RAPL package for each RAPL >> > domain. >> > >> > Jacob Pan (4): >> > cpumask: export cpumask_any_but >> > powercap/rapl: reduce ipi calls >> > powercap/rapl: add package reference per domain >> > powercap/rapl: track lead cpu per package >> > >> > drivers/powercap/intel_rapl.c | 220 >> > ++++++++++++++++++++++-------------------- >> > lib/cpumask.c | 1 + 2 files changed, 115 >> > insertions(+), 106 deletions(-) >> > >> Hi Thomas, >> >> Do you have more comments? > > No. Looks reasonable now. OK, thanks! I'll apply the patches then.
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