On Fri, Sep 27, 2024 at 08:12:40PM +0800, Yi Liu wrote:
> External email: Use caution opening links or attachments
>
>
> On 2024/9/27 14:02, Nicolin Chen wrote:
> > On Fri, Sep 27, 2024 at 01:38:08PM +0800, Yi Liu wrote:
> > > > > Does it mean each vIOMMU of VM can only have
> > > > > one s2 HWPT
On Fri, Sep 27, 2024 at 08:59:25AM -0300, Jason Gunthorpe wrote:
> On Thu, Sep 26, 2024 at 11:02:37PM -0700, Nicolin Chen wrote:
> > On Fri, Sep 27, 2024 at 01:38:08PM +0800, Yi Liu wrote:
> > > > > Does it mean each vIOMMU of VM can only have
> > > > > one s2 HWPT?
> > > >
> > > > Giving some exa
On 2024/9/27 14:02, Nicolin Chen wrote:
On Fri, Sep 27, 2024 at 01:38:08PM +0800, Yi Liu wrote:
Does it mean each vIOMMU of VM can only have
one s2 HWPT?
Giving some examples here:
- If a VM has 1 vIOMMU, there will be 1 vIOMMU object in the
kernel holding one S2 HWPT.
- If a VM has
On Thu, Sep 26, 2024 at 11:02:37PM -0700, Nicolin Chen wrote:
> On Fri, Sep 27, 2024 at 01:38:08PM +0800, Yi Liu wrote:
> > > > Does it mean each vIOMMU of VM can only have
> > > > one s2 HWPT?
> > >
> > > Giving some examples here:
> > > - If a VM has 1 vIOMMU, there will be 1 vIOMMU object in
On Fri, Sep 27, 2024 at 01:38:08PM +0800, Yi Liu wrote:
> > > Does it mean each vIOMMU of VM can only have
> > > one s2 HWPT?
> >
> > Giving some examples here:
> > - If a VM has 1 vIOMMU, there will be 1 vIOMMU object in the
> > kernel holding one S2 HWPT.
> > - If a VM has 2 vIOMMUs, the
On 2024/9/27 04:10, Nicolin Chen wrote:
On Thu, Sep 26, 2024 at 04:50:46PM +0800, Yi Liu wrote:
On 2024/8/28 00:59, Nicolin Chen wrote:
Now a VIOMMU can wrap a shareable nested parent HWPT. So, it can act like
a nested parent HWPT to allocate a nested HWPT.
Support that in the IOMMU_HWPT_ALLOC
On Fri, Sep 27, 2024 at 02:23:16AM +, Tian, Kevin wrote:
> > > > > Does it mean each vIOMMU of VM can only have
> > > > > one s2 HWPT?
> > > >
> > > > Giving some examples here:
> > > > - If a VM has 1 vIOMMU, there will be 1 vIOMMU object in the
> > > >kernel holding one S2 HWPT.
> > > >
On Fri, Sep 27, 2024 at 12:43:16AM +, Tian, Kevin wrote:
> > From: Nicolin Chen
> > Sent: Friday, September 27, 2024 4:11 AM
> >
> > On Thu, Sep 26, 2024 at 04:50:46PM +0800, Yi Liu wrote:
> > > On 2024/8/28 00:59, Nicolin Chen wrote:
> > > > Now a VIOMMU can wrap a shareable nested parent HWP
> From: Nicolin Chen
> Sent: Friday, September 27, 2024 9:26 AM
>
> On Fri, Sep 27, 2024 at 12:43:16AM +, Tian, Kevin wrote:
> > > From: Nicolin Chen
> > > Sent: Friday, September 27, 2024 4:11 AM
> > >
> > > On Thu, Sep 26, 2024 at 04:50:46PM +0800, Yi Liu wrote:
> > > > On 2024/8/28 00:59,
> From: Nicolin Chen
> Sent: Friday, September 27, 2024 4:11 AM
>
> On Thu, Sep 26, 2024 at 04:50:46PM +0800, Yi Liu wrote:
> > On 2024/8/28 00:59, Nicolin Chen wrote:
> > > Now a VIOMMU can wrap a shareable nested parent HWPT. So, it can act
> like
> > > a nested parent HWPT to allocate a nested
On Thu, Sep 26, 2024 at 04:50:46PM +0800, Yi Liu wrote:
> On 2024/8/28 00:59, Nicolin Chen wrote:
> > Now a VIOMMU can wrap a shareable nested parent HWPT. So, it can act like
> > a nested parent HWPT to allocate a nested HWPT.
> >
> > Support that in the IOMMU_HWPT_ALLOC ioctl handler, and update
On 2024/8/28 00:59, Nicolin Chen wrote:
Now a VIOMMU can wrap a shareable nested parent HWPT. So, it can act like
a nested parent HWPT to allocate a nested HWPT.
Support that in the IOMMU_HWPT_ALLOC ioctl handler, and update its kdoc.
Also, associate a viommu to an allocating nested HWPT.
it
On Tue, Aug 27, 2024 at 09:59:41AM -0700, Nicolin Chen wrote:
> Now a VIOMMU can wrap a shareable nested parent HWPT. So, it can act like
> a nested parent HWPT to allocate a nested HWPT.
>
> Support that in the IOMMU_HWPT_ALLOC ioctl handler, and update its kdoc.
>
> Also, associate a viommu to
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