Re: [libvirt] [PATCH v2 0/5] introduce support for CPU dies in host/guest topology

2020-01-10 Thread Daniel P . Berrangé
On Fri, Jan 10, 2020 at 01:36:54PM +0100, Jiri Denemark wrote: > On Fri, Jan 10, 2020 at 11:20:58 +, Daniel P. Berrangé wrote: > > Latest generation CPUs (CascadeLake-AP) support a new topology level > > known as a 'die', sitting between a socket and a core. > > > > QEMU supports this with -sm

Re: [libvirt] [PATCH v2 0/5] introduce support for CPU dies in host/guest topology

2020-01-10 Thread Jiri Denemark
On Fri, Jan 10, 2020 at 11:20:58 +, Daniel P. Berrangé wrote: > Latest generation CPUs (CascadeLake-AP) support a new topology level > known as a 'die', sitting between a socket and a core. > > QEMU supports this with -smp arg since 4.1.0 ... > > Changed in v2: > > - Fixed docs for dies att

[libvirt] [PATCH v2 0/5] introduce support for CPU dies in host/guest topology

2020-01-10 Thread Daniel P . Berrangé
Latest generation CPUs (CascadeLake-AP) support a new topology level known as a 'die', sitting between a socket and a core. QEMU supports this with -smp arg since 4.1.0 Linux can report this via /sys/devices/system/cpu/cpuNNN/topology via 'die_id' and 'die_cpus' and 'die_cpus_list' files since 5.