Re: [PATCH] drivers: xen: unmap Enlighten page before jumping to Linux

2022-07-19 Thread Dmytro Firsov
On 19.07.22 14:04, Julien Grall wrote: > Hi, > > On 19/07/2022 11:45, Dmytro Firsov wrote: >> >> On 19.07.22 12:50, Julien Grall wrote: >>> Hi Dmytro, >>> >>> On 19/07/2022 09:52, Dmytro Firsov wrote: This commit fixes issue with usage of Xen hypervisor shared info page. Previously U-boo

Re: [PATCH] drivers: xen: unmap Enlighten page before jumping to Linux

2022-07-19 Thread Dmytro Firsov
On 19.07.22 12:50, Julien Grall wrote: > Hi Dmytro, > > On 19/07/2022 09:52, Dmytro Firsov wrote: >> This commit fixes issue with usage of Xen hypervisor shared info page. >> Previously U-boot did not unmap it at the end of OS boot process. It >> leads to repeated mapping during Enlighten initiali

[PATCH] drivers: xen: unmap Enlighten page before jumping to Linux

2022-07-19 Thread Dmytro Firsov
This commit fixes issue with usage of Xen hypervisor shared info page. Previously U-boot did not unmap it at the end of OS boot process. It leads to repeated mapping during Enlighten initialization in Linux. Xen did not prevent guest from this, so it works but causes weird wierd issues - one memory

Re: [PATCH] drivers: xen: unmap Enlighten page before jumping to Linux

2022-07-19 Thread Julien Grall
Hi, On 19/07/2022 11:45, Dmytro Firsov wrote: On 19.07.22 12:50, Julien Grall wrote: Hi Dmytro, On 19/07/2022 09:52, Dmytro Firsov wrote: This commit fixes issue with usage of Xen hypervisor shared info page. Previously U-boot did not unmap it at the end of OS boot process. It leads to repea

Re: [PATCH] drivers: xen: unmap Enlighten page before jumping to Linux

2022-07-19 Thread Julien Grall
Hi Dmytro, On 19/07/2022 09:52, Dmytro Firsov wrote: This commit fixes issue with usage of Xen hypervisor shared info page. Previously U-boot did not unmap it at the end of OS boot process. It leads to repeated mapping during Enlighten initialization in Linux. Xen did not prevent guest from this