[PATCH v2 0/2] KVM: arm64: Support for Arm v8.8 memcpy instructions in KVM guests

Kristina Martsenko kristina.martsenko at arm.com
Fri Sep 22 04:25:06 PDT 2023


Hi,

This is v2 of the series to allow using the new Arm memory copy instructions
in KVM guests. See v1 for more information [1].

Changes in v2:
 - Dropped HCRX_EL2 vcpu field
 - Rebased onto v6.6-rc2

Thanks,
Kristina

[1] https://lore.kernel.org/kvmarm/20230915124840.474888-1-kristina.martsenko@arm.com/

Kristina Martsenko (2):
  KVM: arm64: Add handler for MOPS exceptions
  KVM: arm64: Expose MOPS instructions to guests

 arch/arm64/include/asm/kvm_arm.h              |  4 +-
 arch/arm64/include/asm/traps.h                | 54 ++++++++++++++++++-
 arch/arm64/kernel/traps.c                     | 48 +----------------
 arch/arm64/kvm/hyp/include/hyp/switch.h       | 17 ++++++
 .../arm64/kvm/hyp/include/nvhe/fixed_config.h |  3 +-
 arch/arm64/kvm/hyp/nvhe/switch.c              |  2 +
 arch/arm64/kvm/hyp/vhe/switch.c               |  1 +
 arch/arm64/kvm/sys_regs.c                     |  1 -
 8 files changed, 78 insertions(+), 52 deletions(-)


base-commit: ce9ecca0238b140b88f43859b211c9fdfd8e5b70
-- 
2.25.1




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