Re: Hand over of the Xen shared info page

2021-05-20 Thread Oleksandr Andrushchenko
Hi, On 5/20/21 12:46 PM, Julien Grall wrote: > > > On 20/05/2021 06:21, Oleksandr Andrushchenko wrote: >> Hi, all! > > Hi, > > >> On 5/20/21 2:11 AM, Stefano Stabellini wrote: >>> On Wed, 19 May 2021, Julien Grall wrote: On 14/05/2021 10:50, Anastasiia Lukianenko wrote: > Hi Julien!

Re: Hand over of the Xen shared info page

2021-05-20 Thread Julien Grall
On 20/05/2021 06:21, Oleksandr Andrushchenko wrote: Hi, all! Hi, On 5/20/21 2:11 AM, Stefano Stabellini wrote: On Wed, 19 May 2021, Julien Grall wrote: On 14/05/2021 10:50, Anastasiia Lukianenko wrote: Hi Julien! Hello, On Thu, 2021-05-13 at 09:37 +0100, Julien Grall wrote: On 13/0

Re: Hand over of the Xen shared info page

2021-05-19 Thread Oleksandr Andrushchenko
Hi, all! On 5/20/21 2:11 AM, Stefano Stabellini wrote: > On Wed, 19 May 2021, Julien Grall wrote: >> On 14/05/2021 10:50, Anastasiia Lukianenko wrote: >>> Hi Julien! >> Hello, >> >>> On Thu, 2021-05-13 at 09:37 +0100, Julien Grall wrote: On 13/05/2021 09:03, Anastasiia Lukianenko wrote:

Re: Hand over of the Xen shared info page

2021-05-19 Thread Stefano Stabellini
On Wed, 19 May 2021, Julien Grall wrote: > On 14/05/2021 10:50, Anastasiia Lukianenko wrote: > > Hi Julien! > > Hello, > > > On Thu, 2021-05-13 at 09:37 +0100, Julien Grall wrote: > > > > > > On 13/05/2021 09:03, Anastasiia Lukianenko wrote: > > > The alternative is for U-boot to go through the

Re: Hand over of the Xen shared info page

2021-05-19 Thread Julien Grall
On 14/05/2021 10:50, Anastasiia Lukianenko wrote: Hi Julien! Hello, On Thu, 2021-05-13 at 09:37 +0100, Julien Grall wrote: On 13/05/2021 09:03, Anastasiia Lukianenko wrote: The alternative is for U-boot to go through the DT and infer which regions are free (IOW any region not described).

Re: Hand over of the Xen shared info page

2021-05-14 Thread Anastasiia Lukianenko
Hi Julien! On Thu, 2021-05-13 at 09:37 +0100, Julien Grall wrote: > > On 13/05/2021 09:03, Anastasiia Lukianenko wrote: > > Hi all, > > Hi, > > > The problem described below concerns cases when a shared info page > > needs to be handed over from one entity in the system to another, > > for > >

Re: Hand over of the Xen shared info page

2021-05-13 Thread Julien Grall
On 13/05/2021 09:03, Anastasiia Lukianenko wrote: Hi all, Hi, The problem described below concerns cases when a shared info page needs to be handed over from one entity in the system to another, for example, there is a bootloader or any other code that may run before the guest OS' kernel.

Re: Hand over of the Xen shared info page

2021-05-13 Thread Olaf Hering
Am Thu, 13 May 2021 08:03:48 + schrieb Anastasiia Lukianenko : > shared info page needs to be handed over from one entity in the system to > another The same issue exists with kexec. Not sure why it was not addressed as you proposed, "soft_reset" was implemented instead. Good luck. Olaf

Hand over of the Xen shared info page

2021-05-13 Thread Anastasiia Lukianenko
Hi all, The problem described below concerns cases when a shared info page needs to be handed over from one entity in the system to another, for example, there is a bootloader or any other code that may run before the guest OS' kernel. Normally, to map the shared info page guests allocate a memory