[PATCH v3 4/6] vfio: type1: replace domain wide protection flags with supported capabilities

2015-01-29 Thread GAUGUEY Rémy 228890
Hi Antonios, On Thu, 27 Nov 2014 18:22:53 Antonios Motakis wrote: >VFIO_IOMMU_TYPE1 keeps track for each domain it knows a list of protection >flags it always applies to all mappings in the domain. This is used for >domains that support IOMMU_CAP_CACHE_COHERENCY. > >Refactor this slightly, by kee

RE: [Qemu-devel] The status about vhost-net on kvm-arm?

2014-10-17 Thread GAUGUEY Rémy 228890
io link... unless VIRTIO_NET_F_STATUS feature is off. I was thinking about connecting those 2 registers to an ioeventfd in order to emulate them in Vhost and bypass Qemu... but AFAIK ioeventfd can only work with "write" registers. Any idea for a long term solution ? best regards. Rémy -

RE: [Qemu-devel] The status about vhost-net on kvm-arm?

2014-10-16 Thread GAUGUEY Rémy 228890
Hello, Using this Qemu patchset as well as recent irqfd work, I’ve tried to make vhost-net working on Cortex-A15. Unfortunately, even if I can correctly generate irqs to the guest through irqfd, it seems to me that some pieces are still missing…. Indeed, virtio mmio interrupt status register (@

vhost on mmio platform devices

2014-06-24 Thread GAUGUEY Rémy 228890
Hi, I'm currently trying to make vhost-net work on ARM cortexA15 Arndale board. As irqfd is not yet upstream, I've used irqfd and irq routing patches recently posted on kvmarm list. So far I can properly generate irqs to the guest using vgic and irq-routing , but as far as I can see virtio regi