Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-15 Thread Roger Pau Monné
On Fri, May 15, 2020 at 11:08:04AM +0200, Jan Beulich wrote: > On 15.05.2020 10:32, Roger Pau Monné wrote: > > On Wed, Apr 15, 2020 at 01:55:24PM +0200, Jan Beulich wrote: > >> While from just a single Skylake system it is already clear that we > >> can't base any of our logic on CPUID leaf 15 [1]

Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-15 Thread Jan Beulich
On 15.05.2020 10:32, Roger Pau Monné wrote: > On Wed, Apr 15, 2020 at 01:55:24PM +0200, Jan Beulich wrote: >> While from just a single Skylake system it is already clear that we >> can't base any of our logic on CPUID leaf 15 [1] (leaf 16 is >> documented to be used for display purposes only anyway

Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-15 Thread Roger Pau Monné
On Wed, Apr 15, 2020 at 01:55:24PM +0200, Jan Beulich wrote: > While from just a single Skylake system it is already clear that we > can't base any of our logic on CPUID leaf 15 [1] (leaf 16 is > documented to be used for display purposes only anyway), logging this > information may still give us s

Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-14 Thread Roger Pau Monné
On Thu, May 14, 2020 at 05:50:29PM +0200, Jan Beulich wrote: > [CAUTION - EXTERNAL EMAIL] DO NOT reply, click links, or open attachments > unless you have verified the sender and know the content is safe. > > On 14.05.2020 17:32, Roger Pau Monné wrote: > > On Thu, May 14, 2020 at 03:38:18PM +0200

Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-14 Thread Jan Beulich
On 14.05.2020 17:32, Roger Pau Monné wrote: > On Thu, May 14, 2020 at 03:38:18PM +0200, Jan Beulich wrote: >> On 14.05.2020 15:10, Roger Pau Monné wrote: >>> On Wed, Apr 15, 2020 at 01:55:24PM +0200, Jan Beulich wrote: While from just a single Skylake system it is already clear that we ca

Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-14 Thread Roger Pau Monné
On Thu, May 14, 2020 at 03:38:18PM +0200, Jan Beulich wrote: > On 14.05.2020 15:10, Roger Pau Monné wrote: > > On Wed, Apr 15, 2020 at 01:55:24PM +0200, Jan Beulich wrote: > >> While from just a single Skylake system it is already clear that we > >> can't base any of our logic on CPUID leaf 15 [1]

Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-14 Thread Jan Beulich
On 14.05.2020 15:10, Roger Pau Monné wrote: > On Wed, Apr 15, 2020 at 01:55:24PM +0200, Jan Beulich wrote: >> While from just a single Skylake system it is already clear that we >> can't base any of our logic on CPUID leaf 15 [1] (leaf 16 is >> documented to be used for display purposes only anyway

Re: [PATCH] x86: retrieve and log CPU frequency information

2020-05-14 Thread Roger Pau Monné
On Wed, Apr 15, 2020 at 01:55:24PM +0200, Jan Beulich wrote: > While from just a single Skylake system it is already clear that we > can't base any of our logic on CPUID leaf 15 [1] (leaf 16 is > documented to be used for display purposes only anyway), logging this > information may still give us s

[PATCH] x86: retrieve and log CPU frequency information

2020-04-15 Thread Jan Beulich
While from just a single Skylake system it is already clear that we can't base any of our logic on CPUID leaf 15 [1] (leaf 16 is documented to be used for display purposes only anyway), logging this information may still give us some reference in case of problems as well as for future work. Additio