The following patch series adds 3 new tristate capabilities and their associated handling.
A new H-Call is implemented which a guest will use to query the requirement for and availability of workarounds for certain cpu behaviours. Applies on top of David's tree: ppc-for-2.12 The main changes to V5 are: - Add patch 2/7 to series to introduce macros to generate migration fields - Fix bisect breakage in 3/7 due to unused function - Use assert in 7/7 for invalid cap values Suraj Jitindar Singh (7): target/ppc/kvm: Add cap_ppc_safe_[cache/bounds_check/indirect_branch] target/ppc/spapr_caps: Add macro to generate spapr_caps migration vmstate target/ppc/spapr_caps: Add support for tristate spapr_capabilities target/ppc/spapr_caps: Add new tristate cap safe_cache target/ppc/spapr_caps: Add new tristate cap safe_bounds_check target/ppc/spapr_caps: Add new tristate cap safe_indirect_branch target/ppc/spapr: Add H-Call H_GET_CPU_CHARACTERISTICS hw/ppc/spapr.c | 6 ++ hw/ppc/spapr_caps.c | 202 +++++++++++++++++++++++++++++----------- hw/ppc/spapr_hcall.c | 58 ++++++++++++ include/hw/ppc/spapr.h | 28 +++++- linux-headers/asm-powerpc/kvm.h | 8 ++ linux-headers/linux/kvm.h | 3 + target/ppc/kvm.c | 58 ++++++++++++ target/ppc/kvm_ppc.h | 18 ++++ 8 files changed, 326 insertions(+), 55 deletions(-) -- 2.13.6