Re: [Xen-devel] [PATCH v4] vm_event: Implement ARM SMC events

2016-09-28 Thread Tamas K Lengyel
On Wed, Sep 28, 2016 at 6:10 PM, Stefano Stabellini wrote: > On Wed, 28 Sep 2016, Tamas K Lengyel wrote: >> On Wed, Sep 28, 2016 at 5:58 PM, Stefano Stabellini >> wrote: >> > On Fri, 16 Sep 2016, Tamas K Lengyel wrote: >> >> The ARM SMC instructions are already configured to trap to Xen by >> >>

Re: [Xen-devel] [PATCH v4] vm_event: Implement ARM SMC events

2016-09-28 Thread Stefano Stabellini
On Wed, 28 Sep 2016, Tamas K Lengyel wrote: > On Wed, Sep 28, 2016 at 5:58 PM, Stefano Stabellini > wrote: > > On Fri, 16 Sep 2016, Tamas K Lengyel wrote: > >> The ARM SMC instructions are already configured to trap to Xen by default. > >> In > >> this patch we allow a user-space process in a pri

Re: [Xen-devel] [PATCH v4] vm_event: Implement ARM SMC events

2016-09-28 Thread Tamas K Lengyel
On Wed, Sep 28, 2016 at 5:58 PM, Stefano Stabellini wrote: > On Fri, 16 Sep 2016, Tamas K Lengyel wrote: >> The ARM SMC instructions are already configured to trap to Xen by default. In >> this patch we allow a user-space process in a privileged domain to receive >> notification of when such event

Re: [Xen-devel] [PATCH v4] vm_event: Implement ARM SMC events

2016-09-28 Thread Stefano Stabellini
On Fri, 16 Sep 2016, Tamas K Lengyel wrote: > The ARM SMC instructions are already configured to trap to Xen by default. In > this patch we allow a user-space process in a privileged domain to receive > notification of when such event happens through the vm_event subsystem by > introducing the PRIV

Re: [Xen-devel] [PATCH v4] vm_event: Implement ARM SMC events

2016-09-27 Thread Julien Grall
Hi Tamas, On 16/09/2016 10:43, Tamas K Lengyel wrote: The ARM SMC instructions are already configured to trap to Xen by default. In this patch we allow a user-space process in a privileged domain to receive notification of when such event happens through the vm_event subsystem by introducing the

[Xen-devel] [PATCH v4] vm_event: Implement ARM SMC events

2016-09-16 Thread Tamas K Lengyel
The ARM SMC instructions are already configured to trap to Xen by default. In this patch we allow a user-space process in a privileged domain to receive notification of when such event happens through the vm_event subsystem by introducing the PRIVILEGED_CALL type. The intended use-case for this fe