Re: [RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-18 Thread Oleksandr
Hello Stefano, Juergen On 19.04.22 09:21, Juergen Gross wrote: On 18.04.22 21:11, Stefano Stabellini wrote: On Sun, 17 Apr 2022, Oleksandr wrote: On 16.04.22 01:01, Stefano Stabellini wrote: On Thu, 14 Apr 2022, Oleksandr Tyshchenko wrote: From: Juergen Gross In order to support virtio

Re: [RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-18 Thread Juergen Gross
On 18.04.22 21:11, Stefano Stabellini wrote: On Sun, 17 Apr 2022, Oleksandr wrote: On 16.04.22 01:01, Stefano Stabellini wrote: On Thu, 14 Apr 2022, Oleksandr Tyshchenko wrote: From: Juergen Gross In order to support virtio in Xen guests add a config option enabling the user to specify wheth

Re: [RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-18 Thread Stefano Stabellini
On Sun, 17 Apr 2022, Oleksandr wrote: > On 16.04.22 01:01, Stefano Stabellini wrote: > > On Thu, 14 Apr 2022, Oleksandr Tyshchenko wrote: > > > From: Juergen Gross > > > > > > In order to support virtio in Xen guests add a config option enabling > > > the user to specify whether in all Xen guests

Re: [RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-17 Thread Oleksandr
On 16.04.22 01:01, Stefano Stabellini wrote: Hello Stefano On Thu, 14 Apr 2022, Oleksandr Tyshchenko wrote: From: Juergen Gross In order to support virtio in Xen guests add a config option enabling the user to specify whether in all Xen guests virtio should be able to access memory via X

Re: [RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-15 Thread Stefano Stabellini
On Thu, 14 Apr 2022, Oleksandr Tyshchenko wrote: > From: Juergen Gross > > In order to support virtio in Xen guests add a config option enabling > the user to specify whether in all Xen guests virtio should be able to > access memory via Xen grant mappings only on the host side. > > This applies

Re: [RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-15 Thread Oleksandr
On 14.04.22 22:43, H. Peter Anvin wrote: Hello Peter On April 14, 2022 12:19:29 PM PDT, Oleksandr Tyshchenko wrote: From: Juergen Gross In order to support virtio in Xen guests add a config option enabling the user to specify whether in all Xen guests virtio should be able to access mem

Re: [RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-14 Thread H. Peter Anvin
On April 14, 2022 12:19:29 PM PDT, Oleksandr Tyshchenko wrote: >From: Juergen Gross > >In order to support virtio in Xen guests add a config option enabling >the user to specify whether in all Xen guests virtio should be able to >access memory via Xen grant mappings only on the host side. > >Thi

[RFC PATCH 2/6] virtio: add option to restrict memory access under Xen

2022-04-14 Thread Oleksandr Tyshchenko
From: Juergen Gross In order to support virtio in Xen guests add a config option enabling the user to specify whether in all Xen guests virtio should be able to access memory via Xen grant mappings only on the host side. This applies to fully virtualized guests only, as for paravirtualized guest