[PATCH 2/2] armv7 initial device passthrough support

2013-06-13 Thread Mario Smarduch
Updated Device Passthrough Patch. - optimized IRQ->CPU->vCPU binding, irq is installed once - added dynamic IRQ affinity on schedule in - added documentation and few other coding recommendations. Per earlier discussion VFIO is our target but we like something earlier to work with to tackle perform

Re: [PATCH 2/2] armv7 initial device passthrough support

2013-06-15 Thread Paolo Bonzini
Il 13/06/2013 11:19, Mario Smarduch ha scritto: > Updated Device Passthrough Patch. > - optimized IRQ->CPU->vCPU binding, irq is installed once > - added dynamic IRQ affinity on schedule in > - added documentation and few other coding recommendations. > > Per earlier discussion VFIO is our target

Re: [PATCH 2/2] armv7 initial device passthrough support

2013-06-24 Thread Mario Smarduch
On 6/15/2013 5:47 PM, Paolo Bonzini wrote: > Il 13/06/2013 11:19, Mario Smarduch ha scritto: >> Updated Device Passthrough Patch. >> - optimized IRQ->CPU->vCPU binding, irq is installed once >> - added dynamic IRQ affinity on schedule in >> - added documentation and few other coding recommendatio

Re: [PATCH 2/2] armv7 initial device passthrough support

2013-06-24 Thread Christoffer Dall
On Mon, Jun 24, 2013 at 10:08:08AM +0200, Mario Smarduch wrote: > > > On 6/15/2013 5:47 PM, Paolo Bonzini wrote: > > Il 13/06/2013 11:19, Mario Smarduch ha scritto: > >> Updated Device Passthrough Patch. > >> - optimized IRQ->CPU->vCPU binding, irq is installed once > >> - added dynamic IRQ affin

Re: [PATCH 2/2] armv7 initial device passthrough support

2013-06-24 Thread Stuart Yoder
On Mon, Jun 24, 2013 at 3:01 PM, Christoffer Dall wrote: > On Mon, Jun 24, 2013 at 10:08:08AM +0200, Mario Smarduch wrote: >> >> >> On 6/15/2013 5:47 PM, Paolo Bonzini wrote: >> > Il 13/06/2013 11:19, Mario Smarduch ha scritto: >> >> Updated Device Passthrough Patch. >> >> - optimized IRQ->CPU->vC

Re: [PATCH 2/2] armv7 initial device passthrough support

2013-06-24 Thread Mario Smarduch
On 6/24/2013 10:01 PM, Christoffer Dall wrote: >> There are many other latency/perf. reqs for NFV related to RT, >> essentially Guest must run near native. In the end it may turn out this >> may need to be outside of main tree we'll see. >> > It doesn't sound like this will be the end result. Ev

Re: [PATCH 2/2] armv7 initial device passthrough support

2013-06-24 Thread Mario Smarduch
On 6/25/2013 12:27 AM, Stuart Yoder wrote: >> >> We should avoid creating an environment with important functionality >> outside of the main tree, if at all possible. > > Also, as we architect that generic infrastructure we need to keep in mind that > there are important use cases for doing I/O i