Re: [pve-devel] [PATCH qemu-server 3/7] Add QEMU CPU flag querying helpers

2019-09-09 Thread Fabian Grünbichler
On September 9, 2019 2:56 pm, Stefan Reiter wrote: > On 9/6/19 1:42 PM, Fabian Grünbichler wrote: >>> +# this is neither the default for 'query_supported_cpu_flags' below, nor >>> for >>> +# /proc/cpuinfo. >>> +# >>> +# To compare (or array_intersect) flags, it's a good idea to convert them >>> a

Re: [pve-devel] [PATCH qemu-server 3/7] Add QEMU CPU flag querying helpers

2019-09-09 Thread Stefan Reiter
Will implement all of this for v2, just a note inline. On 9/6/19 1:42 PM, Fabian Grünbichler wrote: On September 2, 2019 4:27 pm, Stefan Reiter wrote: * query_understood_cpu_flags returns all flags that QEMU/KVM knows about * query_supported_cpu_flags returns all flags that QEMU/KVM can use on

Re: [pve-devel] [PATCH qemu-server 3/7] Add QEMU CPU flag querying helpers

2019-09-06 Thread Fabian Grünbichler
On September 2, 2019 4:27 pm, Stefan Reiter wrote: > * query_understood_cpu_flags returns all flags that QEMU/KVM knows about > * query_supported_cpu_flags returns all flags that QEMU/KVM can use on > this particular host. > > To get supported flags, a temporary VM is started with QEMU, so we ca

[pve-devel] [PATCH qemu-server 3/7] Add QEMU CPU flag querying helpers

2019-09-02 Thread Stefan Reiter
* query_understood_cpu_flags returns all flags that QEMU/KVM knows about * query_supported_cpu_flags returns all flags that QEMU/KVM can use on this particular host. To get supported flags, a temporary VM is started with QEMU, so we can issue the "query-cpu-model-expansion" QMP command. This is