Re: [PATCH] cpufreq: intel_pstate: Use most recent guaranteed performance values

2020-12-20 Thread Rafael J. Wysocki
On Sat, Dec 19, 2020 at 6:21 AM srinivas pandruvada wrote: > > On Thu, 2020-12-17 at 20:17 +0100, Rafael J. Wysocki wrote: > > From: Rafael J. Wysocki > > > > When turbo has been disabled by the BIOS, but HWP_CAP.GUARANTEED is > > changed later, user space may want to take advantage of this > >

Re: [PATCH] cpufreq: intel_pstate: Use most recent guaranteed performance values

2020-12-18 Thread srinivas pandruvada
On Thu, 2020-12-17 at 20:17 +0100, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki > > When turbo has been disabled by the BIOS, but HWP_CAP.GUARANTEED is > changed later, user space may want to take advantage of this > increased > guaranteed performance. > > HWP_CAP.GUARANTEED is not a

[PATCH] cpufreq: intel_pstate: Use most recent guaranteed performance values

2020-12-17 Thread Rafael J. Wysocki
From: Rafael J. Wysocki When turbo has been disabled by the BIOS, but HWP_CAP.GUARANTEED is changed later, user space may want to take advantage of this increased guaranteed performance. HWP_CAP.GUARANTEED is not a static value. It can be adjusted by an out-of-band agent or during an Intel