[PATCH v5 4/4] arm64: paravirt: Enable errata based on implementation CPUs

[Cornelia Huck]

On Fri, Jan 24 2025, Shameer Kolothum <shameerali.kolothum.thodi at huawei.com> wrote:

> Retrieve any migration target implementation CPUs using the hypercall
> and enable associated errata.
>
> Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi at huawei.com>
> ---
>  arch/arm64/include/asm/cputype.h  | 24 +++++++++++--
>  arch/arm64/include/asm/paravirt.h |  3 ++
>  arch/arm64/kernel/cpu_errata.c    | 20 +++++++++--
>  arch/arm64/kernel/cpufeature.c    |  2 ++
>  arch/arm64/kernel/image-vars.h    |  2 ++
>  arch/arm64/kernel/paravirt.c      | 58 +++++++++++++++++++++++++++++++
>  include/linux/arm-smccc.h         |  2 ++
>  7 files changed, 106 insertions(+), 5 deletions(-)

Reviewed-by: Cornelia Huck <cohuck at redhat.com>