Re: [pve-devel] [PATCH v2 qemu-server 02/12] Add QEMU CPU flag querying helpers

2019-10-01 Thread Thomas Lamprecht
On 9/30/19 12:58 PM, Stefan Reiter wrote: > * query_understood_cpu_flags returns all flags that QEMU/KVM knows about Why isn't that information generated and pve-qemu built-time and shipped in /usr/share or the like? It won't change independently of qemu so could make sense? Swaps way more expensi

Re: [pve-devel] [PATCH v2 qemu-server 02/12] Add QEMU CPU flag querying helpers

2019-10-01 Thread Thomas Lamprecht
On 9/30/19 12:58 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 can > issue

[pve-devel] [PATCH v2 qemu-server 02/12] Add QEMU CPU flag querying helpers

2019-09-30 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