Re: [Xen-devel] [PATCH v5 08/21] x86/cpu: Sysctl and common infrastructure for levelling context switching

2016-04-08 Thread Konrad Rzeszutek Wilk
On Thu, Apr 07, 2016 at 12:57:13PM +0100, Andrew Cooper wrote: > A toolstack needs to know how much control Xen has over the visible cpuid > values in PV guests. Provide an explicit mechanism to query what Xen is > capable of. > > This interface will currently report no capabilities. This change

Re: [Xen-devel] [PATCH v5 08/21] x86/cpu: Sysctl and common infrastructure for levelling context switching

2016-04-07 Thread Daniel De Graaf
On 04/07/2016 07:57 AM, Andrew Cooper wrote: A toolstack needs to know how much control Xen has over the visible cpuid values in PV guests. Provide an explicit mechanism to query what Xen is capable of. This interface will currently report no capabilities. This change is scaffolding for future

[Xen-devel] [PATCH v5 08/21] x86/cpu: Sysctl and common infrastructure for levelling context switching

2016-04-07 Thread Andrew Cooper
A toolstack needs to know how much control Xen has over the visible cpuid values in PV guests. Provide an explicit mechanism to query what Xen is capable of. This interface will currently report no capabilities. This change is scaffolding for future patches, which will introduce detection and sw