Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-31 Thread Marc Zyngier
On Fri, 31 May 2019 10:12:03 +0100, "Raslan, KarimAllah" wrote: > > On Fri, 2019-05-31 at 11:06 +0200, Alexander Graf wrote: > > On 17.05.19 17:41, Sironi, Filippo wrote: > > > > > > > > > > > On 16. May 2019, at 15:50, Graf, Alexander wrote: > > > > > > > > On 14.05.19 08:16, Filippo Sironi

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-31 Thread Alexander Graf
On 31.05.19 11:12, Raslan, KarimAllah wrote: On Fri, 2019-05-31 at 11:06 +0200, Alexander Graf wrote: On 17.05.19 17:41, Sironi, Filippo wrote: On 16. May 2019, at 15:50, Graf, Alexander wrote: On 14.05.19 08:16, Filippo Sironi wrote: Start populating /sys/hypervisor with KVM entries when

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-31 Thread Raslan, KarimAllah
On Fri, 2019-05-31 at 11:06 +0200, Alexander Graf wrote: > On 17.05.19 17:41, Sironi, Filippo wrote: > > > > > > > > On 16. May 2019, at 15:50, Graf, Alexander wrote: > > > > > > On 14.05.19 08:16, Filippo Sironi wrote: > > > > > > > > Start populating /sys/hypervisor with KVM entries when we'

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-31 Thread Alexander Graf
On 17.05.19 17:41, Sironi, Filippo wrote: On 16. May 2019, at 15:50, Graf, Alexander wrote: On 14.05.19 08:16, Filippo Sironi wrote: Start populating /sys/hypervisor with KVM entries when we're running on KVM. This is to replicate functionality that's available when we're running on Xen. St

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-17 Thread Sironi, Filippo
> On 16. May 2019, at 15:50, Graf, Alexander wrote: > > On 14.05.19 08:16, Filippo Sironi wrote: >> Start populating /sys/hypervisor with KVM entries when we're running on >> KVM. This is to replicate functionality that's available when we're >> running on Xen. >> >> Start with /sys/hypervisor

Re: [Xen-devel] [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-16 Thread Sironi, Filippo
> On 16. May 2019, at 17:02, Boris Ostrovsky wrote: > > On 5/16/19 10:08 AM, Alexander Graf wrote: >> >> My point is mostly that we should be as common >> as possible when it comes to /sys/hypervisor, so that tools don't have >> to care about the HV they're working against. > > It might make

Re: [Xen-devel] [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-16 Thread Boris Ostrovsky
On 5/16/19 10:08 AM, Alexander Graf wrote: > > My point is mostly that we should be as common > as possible when it comes to /sys/hypervisor, so that tools don't have > to care about the HV they're working against. It might make sense to have a common sys-hypervisor.c file (drivers/hypervisor/sys-

Re: [Xen-devel] [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-16 Thread Andrew Cooper
On 16/05/2019 14:50, Alexander Graf wrote: > On 14.05.19 08:16, Filippo Sironi wrote: >> Start populating /sys/hypervisor with KVM entries when we're running on >> KVM. This is to replicate functionality that's available when we're >> running on Xen. >> >> Start with /sys/hypervisor/uuid, which use

Re: [Xen-devel] [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-16 Thread Alexander Graf
On 16.05.19 07:02, Andrew Cooper wrote: > On 16/05/2019 14:50, Alexander Graf wrote: >> On 14.05.19 08:16, Filippo Sironi wrote: >>> Start populating /sys/hypervisor with KVM entries when we're running on >>> KVM. This is to replicate functionality that's available when we're >>> running on Xen.

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-16 Thread Alexander Graf
On 14.05.19 08:16, Filippo Sironi wrote: > Start populating /sys/hypervisor with KVM entries when we're running on > KVM. This is to replicate functionality that's available when we're > running on Xen. > > Start with /sys/hypervisor/uuid, which users prefer over > /sys/devices/virtual/dmi/id/prod

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-14 Thread Sironi, Filippo
> On 14. May 2019, at 18:09, Sironi, Filippo wrote: > >> On 14. May 2019, at 17:26, Christian Borntraeger >> wrote: >> >>> On 14.05.19 17:16, Filippo Sironi wrote: >>> Start populating /sys/hypervisor with KVM entries when we're running on >>> KVM. This is to replicate functionality that's

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-14 Thread Christian Borntraeger
On 14.05.19 18:09, Sironi, Filippo wrote: >> Isnt kvm_para_available a function that is defined in the context of the HOST >> and not of the guest? > > No, kvm_para_available is defined in the guest context. > On x86, it checks for the presence of the KVM CPUID leafs. > Right you are, I mixe

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-14 Thread Sironi, Filippo
> On 14. May 2019, at 17:26, Christian Borntraeger > wrote: > > > > On 14.05.19 17:16, Filippo Sironi wrote: >> Start populating /sys/hypervisor with KVM entries when we're running on >> KVM. This is to replicate functionality that's available when we're >> running on Xen. >> >> Start with

Re: [PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-14 Thread Christian Borntraeger
On 14.05.19 17:16, Filippo Sironi wrote: > Start populating /sys/hypervisor with KVM entries when we're running on > KVM. This is to replicate functionality that's available when we're > running on Xen. > > Start with /sys/hypervisor/uuid, which users prefer over > /sys/devices/virtual/dmi/id/p

[PATCH v2 1/2] KVM: Start populating /sys/hypervisor with KVM entries

2019-05-14 Thread Filippo Sironi
Start populating /sys/hypervisor with KVM entries when we're running on KVM. This is to replicate functionality that's available when we're running on Xen. Start with /sys/hypervisor/uuid, which users prefer over /sys/devices/virtual/dmi/id/product_uuid as a way to recognize a virtual machine, sin