Message ID | 20200304114231.23493-1-frankja@linux.ibm.com |
---|---|
Headers | show |
Series | s390x: Protected Virtualization support | expand |
On 04.03.20 12:42, Janosch Frank wrote: > Most of the QEMU changes for PV are related to the new IPL type with > subcodes 8 - 10 and the execution of the necessary Ultravisor calls to > IPL secure guests. Note that we can only boot into secure mode from > normal mode, i.e. stfle 161 is not active in secure mode. > > The other changes related to data gathering for emulation and > disabling addressing checks in secure mode, as well as CPU resets. > BTW, I can't find any RBs from IBM folks. Similar to the kernel part, I think it would be a good idea if some of your peers could review this as well (either upstream or before you send out). Would make my life most probably a little easier ...
On 04.03.20 18:15, David Hildenbrand wrote: > On 04.03.20 12:42, Janosch Frank wrote: >> Most of the QEMU changes for PV are related to the new IPL type with >> subcodes 8 - 10 and the execution of the necessary Ultravisor calls to >> IPL secure guests. Note that we can only boot into secure mode from >> normal mode, i.e. stfle 161 is not active in secure mode. >> >> The other changes related to data gathering for emulation and >> disabling addressing checks in secure mode, as well as CPU resets. >> > > BTW, I can't find any RBs from IBM folks. Similar to the kernel part, I > think it would be a good idea if some of your peers could review this as > well (either upstream or before you send out). Would make my life most > probably a little easier ... Yes, its on my list of things todo. Regarding the kernel I found it odd to send around Janoschs Patches reworked and then give a RB myself. I certainly did a lot of review for them.