On 2023-07-31 at 12:21:57 -0400, Xiaoyao Li wrote:
> From: Chao Peng
>
> Currently only KVM_MEMORY_EXIT_FLAG_PRIVATE in flags is valid when
> KVM_EXIT_MEMORY_FAULT happens. It indicates userspace needs to do
> the memory conversion on the RAMBlock to turn the memory into desired
> attribute, i.e.
On Fri, Jul 26, 2024 at 09:08:51AM +0200, David Hildenbrand wrote:
> On 26.07.24 07:02, Tian, Kevin wrote:
> > > From: David Hildenbrand
> > > Sent: Thursday, July 25, 2024 10:04 PM
> > >
> > > > Open
> > > >
> > > > Implementing a RamDiscardManager to notify VFIO of page conversions
> > > >
On Thu, Jan 30, 2025 at 11:28:11AM -0500, Peter Xu wrote:
> On Sun, Jan 26, 2025 at 11:34:29AM +0800, Xu Yilun wrote:
> > > Definitely not suggesting to install an invalid pointer anywhere. The
> > > mapped pointer will still be valid for gmem for example, but the fault
>
> >
> > https://github.com/aik/qemu/commit/3663f889883d4aebbeb0e4422f7be5e357e2ee46
> >
> > but I am not sure if this ever saw the light of the day, did not it?
> > (ironically I am using it as a base for encrypted DMA :) )
>
> Yeah, we are doing the same work. I saw a solution from Michael long
On Fri, Jan 10, 2025 at 05:00:22AM +0800, Xu Yilun wrote:
> > >
> > > https://github.com/aik/qemu/commit/3663f889883d4aebbeb0e4422f7be5e357e2ee46
> > >
> > > but I am not sure if this ever saw the light of the day, did not it?
> > > (ironica
On Mon, Jan 20, 2025 at 03:46:15PM -0500, Peter Xu wrote:
> On Mon, Jan 20, 2025 at 09:22:50PM +1100, Alexey Kardashevskiy wrote:
> > > It is still uncertain how to implement the private MMIO. Our assumption
> > > is the private MMIO would also create a memory region with
> > > guest_memfd-like bac
On Wed, Jan 22, 2025 at 03:30:05PM +1100, Alexey Kardashevskiy wrote:
>
>
> On 22/1/25 02:18, Peter Xu wrote:
> > On Tue, Jun 25, 2024 at 12:31:13AM +0800, Xu Yilun wrote:
> > > On Mon, Jan 20, 2025 at 03:46:15PM -0500, Peter Xu wrote:
> > > > On Mon, Jan
On Wed, Jan 22, 2025 at 11:43:01AM -0500, Peter Xu wrote:
> On Wed, Jan 22, 2025 at 05:41:31PM +0800, Xu Yilun wrote:
> > On Wed, Jan 22, 2025 at 03:30:05PM +1100, Alexey Kardashevskiy wrote:
> > >
> > >
> > > On 22/1/25 02:18, Peter Xu wrote:
> > > &
On Thu, Jan 23, 2025 at 11:47:17AM -0500, Peter Xu wrote:
> On Thu, Jan 23, 2025 at 05:33:53PM +0800, Xu Yilun wrote:
> > On Wed, Jan 22, 2025 at 11:43:01AM -0500, Peter Xu wrote:
> > > On Wed, Jan 22, 2025 at 05:41:31PM +0800, Xu Yilun wrote:
> > > > On Wed, Ja
> Definitely not suggesting to install an invalid pointer anywhere. The
> mapped pointer will still be valid for gmem for example, but the fault
> isn't. We need to differenciate two things (1) virtual address mapping,
> then (2) permission and accesses on the folios / pages of the mapping.
> Her
On Mon, Jan 13, 2025 at 11:34:44AM +0800, Chenyi Qiang wrote:
>
>
> On 1/10/2025 5:50 AM, Xu Yilun wrote:
> > On Fri, Jan 10, 2025 at 05:00:22AM +0800, Xu Yilun wrote:
> >>>>
> >>>> https://github.com/aik/qemu/commit/3663f889883d4aebbeb0e4422f7be5
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