[PATCH v2 0/3] powerpc/pseries: IPI doorbell improvements

Nicholas Piggin npiggin at gmail.com
Tue Jun 30 21:50:30 AEST 2020


Since v1:
- Fixed SMP compile error.
- Fixed EPAPR / KVM_GUEST breakage.
- Expanded patch 3 changelog a bit.

Thanks,
Nick

Nicholas Piggin (3):
  powerpc: inline doorbell sending functions
  powerpc/pseries: Use doorbells even if XIVE is available
  powerpc/pseries: Add KVM guest doorbell restrictions

 arch/powerpc/include/asm/dbell.h     | 63 ++++++++++++++++++++++++++--
 arch/powerpc/include/asm/firmware.h  |  6 +++
 arch/powerpc/include/asm/kvm_para.h  | 26 ++----------
 arch/powerpc/kernel/Makefile         |  5 +--
 arch/powerpc/kernel/dbell.c          | 55 ------------------------
 arch/powerpc/kernel/firmware.c       | 19 +++++++++
 arch/powerpc/platforms/pseries/smp.c | 62 +++++++++++++++++++--------
 7 files changed, 134 insertions(+), 102 deletions(-)

-- 
2.23.0



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