On Wed, Aug 09, 2017 at 11:58:20PM -0400, Lan Tianyu wrote: > Intel Xeon phi chip will support 352 logical threads. For HPC > usage case, it will create a huge VM with vcpus number as same as host > cpus. This patch is to increase max vcpu number to 352.
There is this ioctl called KVM_CAP_MAX_VCPUS. Why not use that? Oh wait, this is generic code. Perhaps there is a way to make this more abstract? Where this information is provided via an function to which various accelerators register? > > Signed-off-by: Lan Tianyu <tianyu....@intel.com> > --- > hw/i386/pc_q35.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c > index 169a214..5e93749 100644 > --- a/hw/i386/pc_q35.c > +++ b/hw/i386/pc_q35.c > @@ -299,7 +299,7 @@ static void pc_q35_machine_options(MachineClass *m) > m->default_display = "std"; > m->no_floppy = 1; > m->has_dynamic_sysbus = true; > - m->max_cpus = 288; > + m->max_cpus = 352; > } > > static void pc_q35_2_10_machine_options(MachineClass *m) > -- > 1.8.3.1 > >
