Re: [PATCH 03/11] x86 topology: Add CPUID.1F multi-die/package support

2019-02-24 Thread Brice Goglin
Le 19/02/2019 à 04:40, Len Brown a écrit : > diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c > index ccd1f2a8e557..4250a87f57db 100644 > --- a/arch/x86/kernel/smpboot.c > +++ b/arch/x86/kernel/smpboot.c > @@ -393,6 +393,7 @@ static bool match_smt(struct cpuinfo_x86 *c, struct >

Re: [PATCH 05/11] x86 topology: export die_siblings

2019-02-21 Thread Brice Goglin
Le 21/02/2019 à 08:41, Len Brown a écrit : > > Here is my list of applications that care about the new CPUID leaf > and the concepts of packages and die: > > cpuid > lscpu > x86_energy_perf_policy > turbostat You may add hwloc/lstopo which is used by most HPC runtimes (including your employers'

Re: [PATCH 05/11] x86 topology: export die_siblings

2019-02-20 Thread Brice Goglin
Le 19/02/2019 à 04:40, Len Brown a écrit : > From: Len Brown > > like core_siblings, except it shows which die are in the same package. > > This is needed for lscpu(1) to correctly display die topology. > > Signed-off-by: Len Brown > Cc: linux-doc@vger.kernel.org > Signed-off-by: Len Brown > ---