On 2018/12/26 下午9:46, Michael S. Tsirkin wrote:
On Wed, Dec 26, 2018 at 01:43:26PM +0800, Jason Wang wrote:
On 2018/12/26 上午12:25, Michael S. Tsirkin wrote:
On Tue, Dec 25, 2018 at 05:43:25PM +0800, Jason Wang wrote:
On 2018/12/25 上午1:41, Michael S. Tsirkin wrote:
On Mon, Dec 24, 2018 at 11:
On Wed, Dec 26, 2018 at 01:43:26PM +0800, Jason Wang wrote:
>
> On 2018/12/26 上午12:25, Michael S. Tsirkin wrote:
> > On Tue, Dec 25, 2018 at 05:43:25PM +0800, Jason Wang wrote:
> > > On 2018/12/25 上午1:41, Michael S. Tsirkin wrote:
> > > > On Mon, Dec 24, 2018 at 11:43:31AM +0800, Jason Wang wrote:
On 2018/12/26 上午12:25, Michael S. Tsirkin wrote:
On Tue, Dec 25, 2018 at 05:43:25PM +0800, Jason Wang wrote:
On 2018/12/25 上午1:41, Michael S. Tsirkin wrote:
On Mon, Dec 24, 2018 at 11:43:31AM +0800, Jason Wang wrote:
On 2018/12/14 下午9:20, Michael S. Tsirkin wrote:
On Fri, Dec 14, 2018 at 10:
On Tue, Dec 25, 2018 at 05:43:25PM +0800, Jason Wang wrote:
>
> On 2018/12/25 上午1:41, Michael S. Tsirkin wrote:
> > On Mon, Dec 24, 2018 at 11:43:31AM +0800, Jason Wang wrote:
> > > On 2018/12/14 下午9:20, Michael S. Tsirkin wrote:
> > > > On Fri, Dec 14, 2018 at 10:43:03AM +0800, Jason Wang wrote:
On 2018/12/25 上午1:41, Michael S. Tsirkin wrote:
On Mon, Dec 24, 2018 at 11:43:31AM +0800, Jason Wang wrote:
On 2018/12/14 下午9:20, Michael S. Tsirkin wrote:
On Fri, Dec 14, 2018 at 10:43:03AM +0800, Jason Wang wrote:
On 2018/12/13 下午10:31, Michael S. Tsirkin wrote:
Just to make sure I underst
On Mon, Dec 24, 2018 at 11:43:31AM +0800, Jason Wang wrote:
>
> On 2018/12/14 下午9:20, Michael S. Tsirkin wrote:
> > On Fri, Dec 14, 2018 at 10:43:03AM +0800, Jason Wang wrote:
> > > On 2018/12/13 下午10:31, Michael S. Tsirkin wrote:
> > > > > Just to make sure I understand this. It looks to me we sh
On 2018/12/14 下午9:20, Michael S. Tsirkin wrote:
On Fri, Dec 14, 2018 at 10:43:03AM +0800, Jason Wang wrote:
On 2018/12/13 下午10:31, Michael S. Tsirkin wrote:
Just to make sure I understand this. It looks to me we should:
- allow passing GIOVA->GPA through UAPI
- cache GIOVA->GPA somewhere but
On Fri, Dec 14, 2018 at 10:43:03AM +0800, Jason Wang wrote:
>
> On 2018/12/13 下午10:31, Michael S. Tsirkin wrote:
> > > Just to make sure I understand this. It looks to me we should:
> > >
> > > - allow passing GIOVA->GPA through UAPI
> > >
> > > - cache GIOVA->GPA somewhere but still use GIOVA->
On 2018/12/13 下午10:31, Michael S. Tsirkin wrote:
Just to make sure I understand this. It looks to me we should:
- allow passing GIOVA->GPA through UAPI
- cache GIOVA->GPA somewhere but still use GIOVA->HVA in device IOTLB for
performance
Is this what you suggest?
Thanks
Not really. We alrea
On Thu, Dec 13, 2018 at 10:39:41AM +0800, Jason Wang wrote:
>
> On 2018/12/12 下午10:32, Michael S. Tsirkin wrote:
> > On Wed, Dec 12, 2018 at 06:08:19PM +0800, Jason Wang wrote:
> > > Vhost dirty page logging API is designed to sync through GPA. But we
> > > try to log GIOVA when device IOTLB is en
On 2018/12/12 下午10:32, Michael S. Tsirkin wrote:
On Wed, Dec 12, 2018 at 06:08:19PM +0800, Jason Wang wrote:
Vhost dirty page logging API is designed to sync through GPA. But we
try to log GIOVA when device IOTLB is enabled. This is wrong and may
lead to missing data after migration.
To solve
On Wed, Dec 12, 2018 at 06:08:19PM +0800, Jason Wang wrote:
> Vhost dirty page logging API is designed to sync through GPA. But we
> try to log GIOVA when device IOTLB is enabled. This is wrong and may
> lead to missing data after migration.
>
> To solve this issue, when logging with device IOTLB
Vhost dirty page logging API is designed to sync through GPA. But we
try to log GIOVA when device IOTLB is enabled. This is wrong and may
lead to missing data after migration.
To solve this issue, when logging with device IOTLB enabled, we will:
1) reuse the device IOTLB translation result of GIO
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