Re: Virtio Xen (WAS: Re: [Linux] [ARM] Granting memory obtained from the DMA API)

2020-09-23 Thread Julien Grall
: [Linux] [ARM] Granting memory obtained from the DMA API) On 29/08/2020 11:38, Simon Leiner wrote: Hi Julien, Hi Simon, Apologies for the late answer. On 25.08.20 15:02, Julien Grall wrote: May I ask why did you create a new transport rather than using the existing one? We wanted a

RE: Virtio Xen (WAS: Re: [Linux] [ARM] Granting memory obtained from the DMA API)

2020-09-23 Thread Paul Durrant
> -Original Message- > From: Xen-devel On Behalf Of Julien > Grall > Sent: 23 September 2020 10:04 > To: Simon Leiner > Cc: xen-devel@lists.xenproject.org; Stefano Stabellini > ; Bertrand Marquis > ; Oleksandr Tyshchenko > Subject: Re: Virtio Xen (WAS:

Re: Virtio Xen (WAS: Re: [Linux] [ARM] Granting memory obtained from the DMA API)

2020-09-23 Thread Julien Grall
On 29/08/2020 11:38, Simon Leiner wrote: Hi Julien, Hi Simon, Apologies for the late answer. On 25.08.20 15:02, Julien Grall wrote: May I ask why did you create a new transport rather than using the existing one? We wanted a mechanism for dynamically creating virtio devices at runtime. I

Re: Virtio Xen (WAS: Re: [Linux] [ARM] Granting memory obtained from the DMA API)

2020-08-29 Thread Simon Leiner
Hi Julien, On 25.08.20 15:02, Julien Grall wrote: > May I ask why did you create a new transport rather than using the > existing one? We wanted a mechanism for dynamically creating virtio devices at runtime. I looked at virtio-mmio briefly and it seemed to me that a lot of things would have to

Virtio Xen (WAS: Re: [Linux] [ARM] Granting memory obtained from the DMA API)

2020-08-25 Thread Julien Grall
On 20/08/2020 12:57, Simon Leiner wrote: Hi Julien, Hi Simon, On 20.08.20 13:17, Julien Grall wrote: There is a lot of interest to get Virtio working on Xen at the moment. Is this going to be a new transport layer for Virtio? It is designed that way, yes. The current implementation (b