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Re: [Qemu-arm] [Qemu-devel] [PATCH RFC 14/16] hw/arm/virt: stash cpu top
From: |
Andrew Jones |
Subject: |
Re: [Qemu-arm] [Qemu-devel] [PATCH RFC 14/16] hw/arm/virt: stash cpu topo info in VirtGuestInfo |
Date: |
Fri, 15 Jul 2016 08:40:08 +0200 |
User-agent: |
Mutt/1.6.0.1 (2016-04-01) |
On Thu, Jul 14, 2016 at 05:43:51PM -0300, Eduardo Habkost wrote:
> On Fri, Jun 10, 2016 at 07:40:25PM +0200, Andrew Jones wrote:
> > This is a first step to preparing mach-virt for configurable
> > cpu topology, and is necessary now to prepare to move smbios
> > code away from using cpu topology globals smp_cores,smp_threads.
> >
> > Signed-off-by: Andrew Jones <address@hidden>
>
> I'd rather put a MachineState pointer inside VirtGuestInfo, and
> eventually eliminate VirtGuestInfo completely (like we already
> did with PCGuestInfo in x86).
I'll look at the history of PCGuestInfo's death. It sounds good to me.
>
> > ---
> > hw/arm/virt.c | 6 +++++-
> > include/hw/arm/virt-acpi-build.h | 4 ++++
> > 2 files changed, 9 insertions(+), 1 deletion(-)
> >
> > diff --git a/hw/arm/virt.c b/hw/arm/virt.c
> > index 134b6e36623ba..769a49aa5be77 100644
> > --- a/hw/arm/virt.c
> > +++ b/hw/arm/virt.c
> > @@ -1281,7 +1281,11 @@ static void machvirt_init(MachineState *machine)
> > create_fw_cfg(vbi, &address_space_memory);
> > rom_set_fw(fw_cfg_find());
> >
> > - guest_info->cpus = vbi->cpus;
> > + guest_info->sockets = machine->sockets;
> > + guest_info->cores = machine->cores;
> > + guest_info->threads = machine->threads;
> > + guest_info->maxcpus = machine->maxcpus;
> > + guest_info->cpus = machine->cpus;
> > guest_info->fw_cfg = fw_cfg_find();
> > guest_info->memmap = vbi->memmap;
> > guest_info->irqmap = vbi->irqmap;
> > diff --git a/include/hw/arm/virt-acpi-build.h
> > b/include/hw/arm/virt-acpi-build.h
> > index d6c5982960403..a34fb04230e66 100644
> > --- a/include/hw/arm/virt-acpi-build.h
> > +++ b/include/hw/arm/virt-acpi-build.h
> > @@ -27,6 +27,10 @@
> > #define ACPI_GICC_ENABLED 1
> >
> > typedef struct VirtGuestInfo {
> > + int sockets;
> > + int cores;
> > + int threads;
> > + int maxcpus;
> > int cpus;
> > FWCfgState *fw_cfg;
> > const MemMapEntry *memmap;
> > --
> > 2.4.11
> >
> >
>
> --
> Eduardo
>