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Re: [PATCH v24 02/10] hw/arm/virt: Introduce a RAS machine option
From: |
Igor Mammedov |
Subject: |
Re: [PATCH v24 02/10] hw/arm/virt: Introduce a RAS machine option |
Date: |
Tue, 25 Feb 2020 09:34:04 +0100 |
On Mon, 17 Feb 2020 21:12:40 +0800
Dongjiu Geng <address@hidden> wrote:
> RAS Virtualization feature is not supported now, so add a RAS machine
> option and disable it by default.
^^^^
this doesn't match the patch.
I'd rephrase it as:
... feature is disabled by default ..
add an option so user could enable it with
-machine virt,ras=on
> Reviewed-by: Peter Maydell <address@hidden>
> Signed-off-by: Dongjiu Geng <address@hidden>
> Signed-off-by: Xiang Zheng <address@hidden>
> Reviewed-by: Jonathan Cameron <address@hidden>
> ---
> hw/arm/virt.c | 23 +++++++++++++++++++++++
> include/hw/arm/virt.h | 1 +
> 2 files changed, 24 insertions(+)
>
> diff --git a/hw/arm/virt.c b/hw/arm/virt.c
> index f788fe2..9555b8b 100644
> --- a/hw/arm/virt.c
> +++ b/hw/arm/virt.c
> @@ -1823,6 +1823,20 @@ static void virt_set_its(Object *obj, bool value,
> Error **errp)
> vms->its = value;
> }
>
> +static bool virt_get_ras(Object *obj, Error **errp)
> +{
> + VirtMachineState *vms = VIRT_MACHINE(obj);
> +
> + return vms->ras;
> +}
> +
> +static void virt_set_ras(Object *obj, bool value, Error **errp)
> +{
> + VirtMachineState *vms = VIRT_MACHINE(obj);
> +
> + vms->ras = value;
> +}
> +
> static char *virt_get_gic_version(Object *obj, Error **errp)
> {
> VirtMachineState *vms = VIRT_MACHINE(obj);
> @@ -2126,6 +2140,15 @@ static void virt_instance_init(Object *obj)
> "Valid values are none and smmuv3",
> NULL);
>
> + /* Default disallows RAS instantiation */
> + vms->ras = false;
> + object_property_add_bool(obj, "ras", virt_get_ras,
> + virt_set_ras, NULL);
> + object_property_set_description(obj, "ras",
> + "Set on/off to enable/disable reporting
> host memory errors "
> + "to a KVM guest using ACPI and guest
> external abort exceptions",
> + NULL);
> +
> vms->irqmap = a15irqmap;
>
> virt_flash_create(vms);
> diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h
> index 71508bf..c32b7c7 100644
> --- a/include/hw/arm/virt.h
> +++ b/include/hw/arm/virt.h
> @@ -123,6 +123,7 @@ typedef struct {
> bool highmem_ecam;
> bool its;
> bool virt;
> + bool ras;
> int32_t gic_version;
> VirtIOMMUType iommu;
> struct arm_boot_info bootinfo;
- [PATCH v24 00/10] Add ARMv8 RAS virtualization support in QEMU, Dongjiu Geng, 2020/02/17
- [PATCH v24 07/10] KVM: Move hwpoison page related functions into kvm-all.c, Dongjiu Geng, 2020/02/17
- [PATCH v24 01/10] acpi: nvdimm: change NVDIMM_UUID_LE to a common macro, Dongjiu Geng, 2020/02/17
- [PATCH v24 05/10] ACPI: Build Hardware Error Source Table, Dongjiu Geng, 2020/02/17
- [PATCH v24 04/10] ACPI: Build related register address fields via hardware error fw_cfg blob, Dongjiu Geng, 2020/02/17