[PATCH] x86/vmware: Skip lapic calibration on VMware.

2016-10-04 Thread Renat Valiullin
In virtualized environment the APIC timer calibration could go wrong when the host is overcommitted or the guest is running nested, this would result in the APIC timers operating at an incorrect frequency. Since VMware supports a mechanism to retrieve the local APIC frequency we can ask the

[PATCH] x86/vmware: Skip lapic calibration on VMware.

2016-10-04 Thread Renat Valiullin
In virtualized environment the APIC timer calibration could go wrong when the host is overcommitted or the guest is running nested, this would result in the APIC timers operating at an incorrect frequency. Since VMware supports a mechanism to retrieve the local APIC frequency we can ask the

Re: [PATCH] x86/vmware: Skip lapic calibration on VMware.

2016-09-30 Thread Thomas Gleixner
On Thu, 29 Sep 2016, Renat Valiullin wrote: > In virtualized environment the APIC timer calibration could go wrong > when the host is overcommitted or the guest is running nested, > this would result in the APIC timers operating at an incorrect frequency. > Since VMware supports a mechanism to

Re: [PATCH] x86/vmware: Skip lapic calibration on VMware.

2016-09-30 Thread Thomas Gleixner
On Thu, 29 Sep 2016, Renat Valiullin wrote: > In virtualized environment the APIC timer calibration could go wrong > when the host is overcommitted or the guest is running nested, > this would result in the APIC timers operating at an incorrect frequency. > Since VMware supports a mechanism to

[PATCH] x86/vmware: Skip lapic calibration on VMware.

2016-09-29 Thread Renat Valiullin
In virtualized environment the APIC timer calibration could go wrong when the host is overcommitted or the guest is running nested, this would result in the APIC timers operating at an incorrect frequency. Since VMware supports a mechanism to retrieve the local APIC frequency we can ask the

[PATCH] x86/vmware: Skip lapic calibration on VMware.

2016-09-29 Thread Renat Valiullin
In virtualized environment the APIC timer calibration could go wrong when the host is overcommitted or the guest is running nested, this would result in the APIC timers operating at an incorrect frequency. Since VMware supports a mechanism to retrieve the local APIC frequency we can ask the