[PATCH v2 0/2] Fix doorbell emulation for v2 API on PPC

Gautam Menghani gautam at linux.ibm.com
Wed Jun 5 21:39:08 AEST 2024


Doorbell emulation for KVM on PAPR guests is broken as support for DPDES
was not added in initial patch series [1].
Add DPDES support and doorbell handling support for V2 API. 

[1] lore.kernel.org/linuxppc-dev/20230914030600.16993-1-jniethe5 at gmail.com

Changes in v2:
1. Split DPDES support into its own patch

Gautam Menghani (2):
  arch/powerpc/kvm: Add DPDES support in helper library for Guest state
    buffer
  arch/powerpc/kvm: Fix doorbell emulation for v2 API

 Documentation/arch/powerpc/kvm-nested.rst     | 4 +++-
 arch/powerpc/include/asm/guest-state-buffer.h | 3 ++-
 arch/powerpc/include/asm/kvm_book3s.h         | 1 +
 arch/powerpc/kvm/book3s_hv.c                  | 5 +++++
 arch/powerpc/kvm/book3s_hv_nestedv2.c         | 7 +++++++
 arch/powerpc/kvm/test-guest-state-buffer.c    | 2 +-
 6 files changed, 19 insertions(+), 3 deletions(-)

-- 
2.45.1



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