Re: [Xen-devel] [Bug] 4.12 kernel dom0 always reboot on xen 4.9 efi

2017-08-10 Thread Konrad Rzeszutek Wilk
On Thu, Aug 10, 2017 at 11:09:20AM +, Zhang, Xiong Y wrote: > On my SKL/KBL machine, upstream 4.12 kernel dom0 couldn't boot up using > xen.efi which is xen 4.9 > > > (1) Upstream 4.11 kernel doesn't have such issue. > > (2) Upstream 4.12 kernel on my native uefi machine could boot

Re: [Xen-devel] [Bug] 4.12 kernel dom0 always reboot on xen 4.9 efi

2017-08-10 Thread Jan Beulich
>>> On 10.08.17 at 13:09, wrote: > On my SKL/KBL machine, upstream 4.12 kernel dom0 couldn't boot up using > xen.efi which is xen 4.9 > > > (1) Upstream 4.11 kernel doesn't have such issue. > > (2) Upstream 4.12 kernel on my native uefi machine could boot up. > > After some debug, I

[Xen-devel] [Bug] 4.12 kernel dom0 always reboot on xen 4.9 efi

2017-08-10 Thread Zhang, Xiong Y
On my SKL/KBL machine, upstream 4.12 kernel dom0 couldn't boot up using xen.efi which is xen 4.9 (1) Upstream 4.11 kernel doesn't have such issue. (2) Upstream 4.12 kernel on my native uefi machine could boot up. After some debug, I have some finding: firmware/efi.c: Reinit efi global