On 2021/3/4 9:50 下午, Cornelia Huck wrote:
On Thu, 4 Mar 2021 16:24:16 +0800
Jason Wang wrote:
On 2021/3/3 4:29 下午, Cornelia Huck wrote:
On Wed, 3 Mar 2021 12:01:01 +0800
Jason Wang wrote:
On 2021/3/2 8:08 下午, Cornelia Huck wrote:
On Mon, 1 Mar 2021 11:51:08 +0800
Jason Wang wrote:
On Thu, 4 Mar 2021 16:24:16 +0800
Jason Wang wrote:
> On 2021/3/3 4:29 下午, Cornelia Huck wrote:
> > On Wed, 3 Mar 2021 12:01:01 +0800
> > Jason Wang wrote:
> >
> >> On 2021/3/2 8:08 下午, Cornelia Huck wrote:
> >>> On Mon, 1 Mar 2021 11:51:08 +0800
> >>> Jason Wang wrote:
> >>>
>
On 2021/3/3 4:29 下午, Cornelia Huck wrote:
On Wed, 3 Mar 2021 12:01:01 +0800
Jason Wang wrote:
On 2021/3/2 8:08 下午, Cornelia Huck wrote:
On Mon, 1 Mar 2021 11:51:08 +0800
Jason Wang wrote:
On 2021/3/1 5:25 上午, Michael S. Tsirkin wrote:
On Fri, Feb 26, 2021 at 04:19:16PM +0800, Jason
On Wed, 3 Mar 2021 12:01:01 +0800
Jason Wang wrote:
> On 2021/3/2 8:08 下午, Cornelia Huck wrote:
> > On Mon, 1 Mar 2021 11:51:08 +0800
> > Jason Wang wrote:
> >
> >> On 2021/3/1 5:25 上午, Michael S. Tsirkin wrote:
> >>> On Fri, Feb 26, 2021 at 04:19:16PM +0800, Jason Wang wrote:
> On
On Mon, 1 Mar 2021 11:51:08 +0800
Jason Wang wrote:
> On 2021/3/1 5:25 上午, Michael S. Tsirkin wrote:
> > On Fri, Feb 26, 2021 at 04:19:16PM +0800, Jason Wang wrote:
> >> On 2021/2/26 2:53 上午, Michael S. Tsirkin wrote:
> >>> Confused. What is wrong with the above? It never reads the
> >>>
On 2021/3/2 5:47 下午, Michael S. Tsirkin wrote:
On Mon, Mar 01, 2021 at 11:56:50AM +0800, Jason Wang wrote:
On 2021/3/1 5:34 上午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 10:24:41AM -0800, Si-Wei Liu wrote:
Detecting it isn't enough though, we will need a new ioctl to notify
the
On Mon, Mar 01, 2021 at 11:56:50AM +0800, Jason Wang wrote:
>
> On 2021/3/1 5:34 上午, Michael S. Tsirkin wrote:
> > On Wed, Feb 24, 2021 at 10:24:41AM -0800, Si-Wei Liu wrote:
> > > > Detecting it isn't enough though, we will need a new ioctl to notify
> > > > the kernel that it's a legacy guest.
On 2/28/2021 1:27 PM, Michael S. Tsirkin wrote:
On Thu, Feb 25, 2021 at 04:56:42PM -0800, Si-Wei Liu wrote:
Hi Michael,
Are you okay to live without this ioctl for now? I think QEMU is the one
that needs to be fixed and will have to be made legacy guest aware. I think
the kernel can just
On 2021/3/1 5:34 上午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 10:24:41AM -0800, Si-Wei Liu wrote:
Detecting it isn't enough though, we will need a new ioctl to notify
the kernel that it's a legacy guest. Ugh :(
Well, although I think adding an ioctl is doable, may I know what the
On 2021/3/1 5:30 上午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 05:30:37PM +0800, Jason Wang wrote:
On 2021/2/24 4:43 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 04:26:43PM +0800, Jason Wang wrote:
Basically on first guest access QEMU would tell kernel whether
On 2021/3/1 5:25 上午, Michael S. Tsirkin wrote:
On Fri, Feb 26, 2021 at 04:19:16PM +0800, Jason Wang wrote:
On 2021/2/26 2:53 上午, Michael S. Tsirkin wrote:
On Thu, Feb 25, 2021 at 12:36:07PM +0800, Jason Wang wrote:
On 2021/2/24 7:12 下午, Cornelia Huck wrote:
On Wed, 24 Feb 2021 17:29:07
On Wed, Feb 24, 2021 at 10:24:41AM -0800, Si-Wei Liu wrote:
> > Detecting it isn't enough though, we will need a new ioctl to notify
> > the kernel that it's a legacy guest. Ugh :(
> Well, although I think adding an ioctl is doable, may I know what the use
> case there will be for kernel to
On Wed, Feb 24, 2021 at 05:30:37PM +0800, Jason Wang wrote:
>
> On 2021/2/24 4:43 下午, Michael S. Tsirkin wrote:
> > On Wed, Feb 24, 2021 at 04:26:43PM +0800, Jason Wang wrote:
> > > Basically on first guest access QEMU would tell kernel whether
> > > guest is using the legacy or the
On Wed, Feb 24, 2021 at 10:24:41AM -0800, Si-Wei Liu wrote:
>
>
> On 2/23/2021 9:04 PM, Michael S. Tsirkin wrote:
> > On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
> > >
> > > On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
> > > > On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason
On Thu, Feb 25, 2021 at 04:56:42PM -0800, Si-Wei Liu wrote:
>
> Hi Michael,
>
> Are you okay to live without this ioctl for now? I think QEMU is the one
> that needs to be fixed and will have to be made legacy guest aware. I think
> the kernel can just honor the feature negotiation result done
On Fri, Feb 26, 2021 at 04:19:16PM +0800, Jason Wang wrote:
>
> On 2021/2/26 2:53 上午, Michael S. Tsirkin wrote:
> > On Thu, Feb 25, 2021 at 12:36:07PM +0800, Jason Wang wrote:
> > > On 2021/2/24 7:12 下午, Cornelia Huck wrote:
> > > > On Wed, 24 Feb 2021 17:29:07 +0800
> > > > Jason Wang wrote:
>
On 2021/2/26 2:53 上午, Michael S. Tsirkin wrote:
On Thu, Feb 25, 2021 at 12:36:07PM +0800, Jason Wang wrote:
On 2021/2/24 7:12 下午, Cornelia Huck wrote:
On Wed, 24 Feb 2021 17:29:07 +0800
Jason Wang wrote:
On 2021/2/23 6:58 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 18:31:07 +0800
Jason
Hi Michael,
Are you okay to live without this ioctl for now? I think QEMU is the one
that needs to be fixed and will have to be made legacy guest aware. I
think the kernel can just honor the feature negotiation result done by
QEMU and do as what's told to.Will you agree?
If it's fine, I
On Thu, Feb 25, 2021 at 12:36:07PM +0800, Jason Wang wrote:
>
> On 2021/2/24 7:12 下午, Cornelia Huck wrote:
> > On Wed, 24 Feb 2021 17:29:07 +0800
> > Jason Wang wrote:
> >
> > > On 2021/2/23 6:58 下午, Cornelia Huck wrote:
> > > > On Tue, 23 Feb 2021 18:31:07 +0800
> > > > Jason Wang wrote:
> >
On Thu, 25 Feb 2021 12:36:07 +0800
Jason Wang wrote:
> On 2021/2/24 7:12 下午, Cornelia Huck wrote:
> > On Wed, 24 Feb 2021 17:29:07 +0800
> > Jason Wang wrote:
> >
> >> On 2021/2/23 6:58 下午, Cornelia Huck wrote:
> >>> On Tue, 23 Feb 2021 18:31:07 +0800
> >>> Jason Wang wrote:
> The
On 2021/2/24 7:12 下午, Cornelia Huck wrote:
On Wed, 24 Feb 2021 17:29:07 +0800
Jason Wang wrote:
On 2021/2/23 6:58 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 18:31:07 +0800
Jason Wang wrote:
On 2021/2/23 6:04 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 17:46:20 +0800
Jason Wang
On 2/23/2021 9:04 PM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael
On Wed, Feb 24, 2021 at 02:12:01AM -0500, Michael S. Tsirkin wrote:
> On Wed, Feb 24, 2021 at 02:55:13PM +0800, Jason Wang wrote:
> >
> > On 2021/2/24 2:47 下午, Michael S. Tsirkin wrote:
> > > On Wed, Feb 24, 2021 at 08:45:20AM +0200, Eli Cohen wrote:
> > > > On Wed, Feb 24, 2021 at 12:17:58AM
On Wed, 24 Feb 2021 17:29:07 +0800
Jason Wang wrote:
> On 2021/2/23 6:58 下午, Cornelia Huck wrote:
> > On Tue, 23 Feb 2021 18:31:07 +0800
> > Jason Wang wrote:
> >
> >> On 2021/2/23 6:04 下午, Cornelia Huck wrote:
> >>> On Tue, 23 Feb 2021 17:46:20 +0800
> >>> Jason Wang wrote:
> >>>
>
On 2021/2/23 6:17 下午, Jason Wang wrote:
On 2021/2/23 6:01 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 05:46:20PM +0800, Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang
On 2021/2/24 4:43 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 04:26:43PM +0800, Jason Wang wrote:
Basically on first guest access QEMU would tell kernel whether
guest is using the legacy or the modern interface.
E.g. virtio_pci_config_read/virtio_pci_config_write will
On 2021/2/23 6:58 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 18:31:07 +0800
Jason Wang wrote:
On 2021/2/23 6:04 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 17:46:20 +0800
Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800,
On Wed, Feb 24, 2021 at 04:26:43PM +0800, Jason Wang wrote:
> Basically on first guest access QEMU would tell kernel whether
> guest is using the legacy or the modern interface.
> E.g. virtio_pci_config_read/virtio_pci_config_write will call
> ioctl(ENABLE_LEGACY, 1)
> while
On Wed, Feb 24, 2021 at 02:53:08PM +0800, Jason Wang wrote:
>
> On 2021/2/24 2:46 下午, Michael S. Tsirkin wrote:
> > On Wed, Feb 24, 2021 at 02:04:36PM +0800, Jason Wang wrote:
> > > On 2021/2/24 1:04 下午, Michael S. Tsirkin wrote:
> > > > On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
On Wed, Feb 24, 2021 at 02:55:13PM +0800, Jason Wang wrote:
>
> On 2021/2/24 2:47 下午, Michael S. Tsirkin wrote:
> > On Wed, Feb 24, 2021 at 08:45:20AM +0200, Eli Cohen wrote:
> > > On Wed, Feb 24, 2021 at 12:17:58AM -0500, Michael S. Tsirkin wrote:
> > > > On Wed, Feb 24, 2021 at 11:20:01AM
On Wed, Feb 24, 2021 at 02:55:13PM +0800, Jason Wang wrote:
>
> On 2021/2/24 2:47 下午, Michael S. Tsirkin wrote:
> > On Wed, Feb 24, 2021 at 08:45:20AM +0200, Eli Cohen wrote:
> > > On Wed, Feb 24, 2021 at 12:17:58AM -0500, Michael S. Tsirkin wrote:
> > > > On Wed, Feb 24, 2021 at 11:20:01AM
On 2021/2/24 2:47 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 08:45:20AM +0200, Eli Cohen wrote:
On Wed, Feb 24, 2021 at 12:17:58AM -0500, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 11:20:01AM +0800, Jason Wang wrote:
On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
On 2/23/2021
On 2021/2/24 2:46 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 02:04:36PM +0800, Jason Wang wrote:
On 2021/2/24 1:04 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at
On Wed, Feb 24, 2021 at 08:45:20AM +0200, Eli Cohen wrote:
> On Wed, Feb 24, 2021 at 12:17:58AM -0500, Michael S. Tsirkin wrote:
> > On Wed, Feb 24, 2021 at 11:20:01AM +0800, Jason Wang wrote:
> > >
> > > On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
> > > >
> > > >
> > > > On 2/23/2021 5:26 AM,
On Wed, Feb 24, 2021 at 02:04:36PM +0800, Jason Wang wrote:
>
> On 2021/2/24 1:04 下午, Michael S. Tsirkin wrote:
> > On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
> > >
> > > On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
> > > > On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang
On Wed, Feb 24, 2021 at 12:17:58AM -0500, Michael S. Tsirkin wrote:
> On Wed, Feb 24, 2021 at 11:20:01AM +0800, Jason Wang wrote:
> >
> > On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
> > >
> > >
> > > On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
> > > > On Tue, Feb 23, 2021 at 10:03:57AM +0800,
On 2021/2/24 1:04 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael S.
On 2021/2/24 1:17 下午, Michael S. Tsirkin wrote:
On Wed, Feb 24, 2021 at 11:20:01AM +0800, Jason Wang wrote:
On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu
On Wed, Feb 24, 2021 at 11:20:01AM +0800, Jason Wang wrote:
>
> On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
> >
> >
> > On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
> > > On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
> > > > On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
> > > > >
> > >
On Tue, Feb 23, 2021 at 11:35:57AM -0800, Si-Wei Liu wrote:
>
>
> On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
> > On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
> > > On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
> > > >
> > > > On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
> > >
On 2021/2/24 3:35 上午, Si-Wei Liu wrote:
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason
On 2/23/2021 5:26 AM, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei
On Tue, Feb 23, 2021 at 10:03:57AM +0800, Jason Wang wrote:
>
> On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
> >
> >
> > On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
> > > On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason Wang wrote:
> > > > On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
> > > > > Commit
On Fri, Feb 19, 2021 at 06:54:58AM -0500, Si-Wei Liu wrote:
> Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
> for legacy") made an exception for legacy guests to reset
> features to 0, when config space is accessed before features
> are set. We should relieve the
On Tue, 23 Feb 2021 18:31:07 +0800
Jason Wang wrote:
> On 2021/2/23 6:04 下午, Cornelia Huck wrote:
> > On Tue, 23 Feb 2021 17:46:20 +0800
> > Jason Wang wrote:
> >
> >> On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
> >>> On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
>
On 2021/2/23 6:04 下午, Cornelia Huck wrote:
On Tue, 23 Feb 2021 17:46:20 +0800
Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
On 2021/2/23 6:01 下午, Michael S. Tsirkin wrote:
On Tue, Feb 23, 2021 at 05:46:20PM +0800, Jason Wang wrote:
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu
On Tue, 23 Feb 2021 17:46:20 +0800
Jason Wang wrote:
> On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
> > On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
> >>
> >> On 2/21/2021 8:14 PM, Jason Wang wrote:
> >>> On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
> Commit 452639a64ad8
On Tue, Feb 23, 2021 at 05:46:20PM +0800, Jason Wang wrote:
>
> On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
> > On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
> > >
> > > On 2/21/2021 8:14 PM, Jason Wang wrote:
> > > > On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
> > > > > Commit
On Tue, Feb 23, 2021 at 05:48:10PM +0800, Jason Wang wrote:
>
> On 2021/2/23 下午5:26, Michael S. Tsirkin wrote:
> > On Mon, Feb 22, 2021 at 08:05:26AM +0200, Eli Cohen wrote:
> > > On Sun, Feb 21, 2021 at 04:52:05PM -0500, Michael S. Tsirkin wrote:
> > > > On Sun, Feb 21, 2021 at 04:44:37PM +0200,
On 2021/2/23 下午5:26, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 08:05:26AM +0200, Eli Cohen wrote:
On Sun, Feb 21, 2021 at 04:52:05PM -0500, Michael S. Tsirkin wrote:
On Sun, Feb 21, 2021 at 04:44:37PM +0200, Eli Cohen wrote:
On Fri, Feb 19, 2021 at 06:54:58AM -0500, Si-Wei Liu
On 2021/2/23 下午5:25, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy
On Mon, Feb 22, 2021 at 08:05:26AM +0200, Eli Cohen wrote:
> On Sun, Feb 21, 2021 at 04:52:05PM -0500, Michael S. Tsirkin wrote:
> > On Sun, Feb 21, 2021 at 04:44:37PM +0200, Eli Cohen wrote:
> > > On Fri, Feb 19, 2021 at 06:54:58AM -0500, Si-Wei Liu wrote:
> > > > Commit 452639a64ad8 ("vdpa: make
On Mon, Feb 22, 2021 at 09:09:28AM -0800, Si-Wei Liu wrote:
>
>
> On 2/21/2021 8:14 PM, Jason Wang wrote:
> >
> > On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
> > > Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
> > > for legacy") made an exception for legacy guests to reset
> > >
On 2021/2/23 9:12 上午, Si-Wei Liu wrote:
On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for
On 2021/2/23 1:09 上午, Si-Wei Liu wrote:
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy guests to reset
features to 0, when config space is accessed
On 2/21/2021 11:34 PM, Michael S. Tsirkin wrote:
On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy guests to reset
features to 0, when
On 2/21/2021 8:14 PM, Jason Wang wrote:
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy guests to reset
features to 0, when config space is accessed before features
are set. We should relieve the
On Mon, Feb 22, 2021 at 12:14:17PM +0800, Jason Wang wrote:
>
> On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
> > Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
> > for legacy") made an exception for legacy guests to reset
> > features to 0, when config space is accessed before features
On Sun, Feb 21, 2021 at 04:52:05PM -0500, Michael S. Tsirkin wrote:
> On Sun, Feb 21, 2021 at 04:44:37PM +0200, Eli Cohen wrote:
> > On Fri, Feb 19, 2021 at 06:54:58AM -0500, Si-Wei Liu wrote:
> > > Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
> > > for legacy") made an exception
On 2021/2/19 7:54 下午, Si-Wei Liu wrote:
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy guests to reset
features to 0, when config space is accessed before features
are set. We should relieve the verify_min_features() check
and allow
On Sun, Feb 21, 2021 at 04:44:37PM +0200, Eli Cohen wrote:
> On Fri, Feb 19, 2021 at 06:54:58AM -0500, Si-Wei Liu wrote:
> > Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
> > for legacy") made an exception for legacy guests to reset
> > features to 0, when config space is accessed
On Fri, Feb 19, 2021 at 06:54:58AM -0500, Si-Wei Liu wrote:
> Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
> for legacy") made an exception for legacy guests to reset
> features to 0, when config space is accessed before features
> are set. We should relieve the
Commit 452639a64ad8 ("vdpa: make sure set_features is invoked
for legacy") made an exception for legacy guests to reset
features to 0, when config space is accessed before features
are set. We should relieve the verify_min_features() check
and allow features reset to 0 for this case.
It's worth
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