Re: [RFC PATCH 12/21] i386/xen: set shared_info page

2022-12-07 Thread David Woodhouse
On Tue, 2022-12-06 at 10:00 +, Dr. David Alan Gilbert wrote: > * Philippe Mathieu-Daudé ( > phi...@linaro.org > ) wrote: > > +Juan/David/Claudio. > > > > On 6/12/22 03:20, David Woodhouse wrote: > > > On Mon, 2022-12-05 at 23:17 +0100, Philippe Mathieu-Daudé wrote: > > > > On 5/12/22 18:31, Da

Re: [RFC PATCH 12/21] i386/xen: set shared_info page

2022-12-06 Thread Dr. David Alan Gilbert
* Philippe Mathieu-Daudé (phi...@linaro.org) wrote: > +Juan/David/Claudio. > > On 6/12/22 03:20, David Woodhouse wrote: > > On Mon, 2022-12-05 at 23:17 +0100, Philippe Mathieu-Daudé wrote: > > > On 5/12/22 18:31, David Woodhouse wrote: > > > > From: Joao Martins > > > > > > > > This is done by i

Re: [RFC PATCH 12/21] i386/xen: set shared_info page

2022-12-06 Thread Philippe Mathieu-Daudé
+Juan/David/Claudio. On 6/12/22 03:20, David Woodhouse wrote: On Mon, 2022-12-05 at 23:17 +0100, Philippe Mathieu-Daudé wrote: On 5/12/22 18:31, David Woodhouse wrote: From: Joao Martins This is done by implementing HYPERVISOR_memory_op specifically XENMEM_add_to_physmap with space XENMAPSPA

Re: [RFC PATCH 12/21] i386/xen: set shared_info page

2022-12-05 Thread David Woodhouse
On Mon, 2022-12-05 at 23:17 +0100, Philippe Mathieu-Daudé wrote: > On 5/12/22 18:31, David Woodhouse wrote: > > From: Joao Martins > > > > This is done by implementing HYPERVISOR_memory_op specifically > > XENMEM_add_to_physmap with space XENMAPSPACE_shared_info. While > > Xen removes the page wi

Re: [RFC PATCH 12/21] i386/xen: set shared_info page

2022-12-05 Thread Philippe Mathieu-Daudé
On 5/12/22 18:31, David Woodhouse wrote: From: Joao Martins This is done by implementing HYPERVISOR_memory_op specifically XENMEM_add_to_physmap with space XENMAPSPACE_shared_info. While Xen removes the page with its own, we instead use the gfn passed by the guest. Signed-off-by: Joao Martins

[RFC PATCH 12/21] i386/xen: set shared_info page

2022-12-05 Thread David Woodhouse
From: Joao Martins This is done by implementing HYPERVISOR_memory_op specifically XENMEM_add_to_physmap with space XENMAPSPACE_shared_info. While Xen removes the page with its own, we instead use the gfn passed by the guest. Signed-off-by: Joao Martins Signed-off-by: David Woodhouse --- accel