[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-13 Thread Zhu, Lingshan
On 10/12/2023 10:38 PM, Michael S. Tsirkin wrote: On Thu, Oct 12, 2023 at 06:49:51PM +0800, Zhu, Lingshan wrote: For PCI based configuration, like MSI, we need to fetch from config space anyway. For others like dirty page, we can store the bitmap in host memory, and use PASID for isolation.

Re: [virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-13 Thread Zhu, Lingshan
On 10/12/2023 7:12 PM, Michael S. Tsirkin wrote: On Thu, Oct 12, 2023 at 06:49:51PM +0800, Zhu, Lingshan wrote: On 10/12/2023 5:59 PM, Michael S. Tsirkin wrote: On Wed, Oct 11, 2023 at 06:38:32PM +0800, Zhu, Lingshan wrote: On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote: On Mon, Oct 09,

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-12 Thread Michael S. Tsirkin
On Thu, Oct 12, 2023 at 06:49:51PM +0800, Zhu, Lingshan wrote: > For PCI based configuration, like MSI, we need to fetch from config space > anyway. > For others like dirty page, we can store the bitmap in host memory, and use > PASID for isolation. Ok. So how a about a simple interface along the

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-12 Thread Michael S. Tsirkin
On Thu, Oct 12, 2023 at 06:57:35PM +0800, Zhu, Lingshan wrote: > > > On 10/11/2023 7:52 PM, Parav Pandit wrote: > > > From: Zhu, Lingshan > > > Sent: Wednesday, October 11, 2023 4:09 PM > > > I am sure I have not ignored any questions. > > What about below one? > > > > https://lore.kernel.org/v

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-12 Thread Michael S. Tsirkin
On Thu, Oct 12, 2023 at 06:49:51PM +0800, Zhu, Lingshan wrote: > > > On 10/12/2023 5:59 PM, Michael S. Tsirkin wrote: > > On Wed, Oct 11, 2023 at 06:38:32PM +0800, Zhu, Lingshan wrote: > > > > > > On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote: > > > > On Mon, Oct 09, 2023 at 06:01:42PM +0800,

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-12 Thread Zhu, Lingshan
On 10/11/2023 7:52 PM, Parav Pandit wrote: From: Zhu, Lingshan Sent: Wednesday, October 11, 2023 4:09 PM I am sure I have not ignored any questions. What about below one? https://lore.kernel.org/virtio-dev/20230921011221-mutt-send-email-...@kernel.org/ This is to discuss a attacking model,

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-12 Thread Zhu, Lingshan
On 10/12/2023 5:59 PM, Michael S. Tsirkin wrote: On Wed, Oct 11, 2023 at 06:38:32PM +0800, Zhu, Lingshan wrote: On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote: On Mon, Oct 09, 2023 at 06:01:42PM +0800, Zhu, Lingshan wrote: On 9/27/2023 11:40 PM, Michael S. Tsirkin wrote: On Wed, Sep 27,

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-12 Thread Michael S. Tsirkin
On Wed, Oct 11, 2023 at 06:38:32PM +0800, Zhu, Lingshan wrote: > > > On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote: > > On Mon, Oct 09, 2023 at 06:01:42PM +0800, Zhu, Lingshan wrote: > > > > > > On 9/27/2023 11:40 PM, Michael S. Tsirkin wrote: > > > > On Wed, Sep 27, 2023 at 04:20:01PM +0800,

[virtio-dev] RE: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-11 Thread Parav Pandit
> From: Zhu, Lingshan > Sent: Wednesday, October 11, 2023 4:09 PM > I am sure I have not ignored any questions. What about below one? https://lore.kernel.org/virtio-dev/20230921011221-mutt-send-email-...@kernel.org/

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-11 Thread Zhu, Lingshan
On 10/11/2023 6:20 PM, Michael S. Tsirkin wrote: On Mon, Oct 09, 2023 at 06:01:42PM +0800, Zhu, Lingshan wrote: On 9/27/2023 11:40 PM, Michael S. Tsirkin wrote: On Wed, Sep 27, 2023 at 04:20:01PM +0800, Zhu, Lingshan wrote: On 9/26/2023 6:48 PM, Michael S. Tsirkin wrote: On Tue, Sep 26, 2

[virtio-dev] Re: [virtio-comment] Re: [virtio-dev] Re: [PATCH 0/5] virtio: introduce SUSPEND bit and vq state

2023-10-11 Thread Michael S. Tsirkin
On Mon, Oct 09, 2023 at 06:01:42PM +0800, Zhu, Lingshan wrote: > > > On 9/27/2023 11:40 PM, Michael S. Tsirkin wrote: > > On Wed, Sep 27, 2023 at 04:20:01PM +0800, Zhu, Lingshan wrote: > > > > > > On 9/26/2023 6:48 PM, Michael S. Tsirkin wrote: > > > > On Tue, Sep 26, 2023 at 05:25:42PM +0800, Z