[PATCH v4.1 1/3] KVM: selftests: Add arch ucall.h and inline simple arch hooks

Andrew Jones ajones at ventanamicro.com
Tue Aug 1 02:21:48 PDT 2023


On Mon, Jul 31, 2023 at 01:30:24PM -0700, Sean Christopherson wrote:
> Add an architecture specific ucall.h and inline the simple arch hooks,
> e.g. the init hook for everything except ARM, and the actual "do ucall"
> hook for everything except x86 (which should be simple, but temporarily
> isn't due to carrying a workaround).
> 
> Having a per-arch ucall header will allow adding a #define for the
> expected KVM exit reason for a ucall that is colocated (for everything
> except x86) with the ucall itself.
> 
> Signed-off-by: Sean Christopherson <seanjc at google.com>
> ---
>  .../selftests/kvm/include/aarch64/ucall.h      | 18 ++++++++++++++++++
>  .../selftests/kvm/include/riscv/ucall.h        | 18 ++++++++++++++++++
>  .../selftests/kvm/include/s390x/ucall.h        | 17 +++++++++++++++++
>  .../selftests/kvm/include/ucall_common.h       |  1 +
>  .../selftests/kvm/include/x86_64/ucall.h       | 11 +++++++++++
>  .../testing/selftests/kvm/lib/aarch64/ucall.c  | 11 +----------
>  tools/testing/selftests/kvm/lib/riscv/ucall.c  | 11 -----------
>  tools/testing/selftests/kvm/lib/s390x/ucall.c  | 10 ----------
>  tools/testing/selftests/kvm/lib/x86_64/ucall.c |  4 ----
>  9 files changed, 66 insertions(+), 35 deletions(-)
>  create mode 100644 tools/testing/selftests/kvm/include/aarch64/ucall.h
>  create mode 100644 tools/testing/selftests/kvm/include/riscv/ucall.h
>  create mode 100644 tools/testing/selftests/kvm/include/s390x/ucall.h
>  create mode 100644 tools/testing/selftests/kvm/include/x86_64/ucall.h
>

Reviewed-by: Andrew Jones <ajones at ventanamicro.com>



More information about the linux-arm-kernel mailing list