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KVM: PPC: Book3S: 64-bit CONFIG_RELOCATABLE fixes

Nicholas Piggin kvm-ppc linuxppc-dev 2 versions – In review

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Versions newest first · linked by author and title

  1. v2 Latest3 patches 7 repliesIn review
  2. v13 patches 2 repliesSuperseded

Patches in v2 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/3KVM: PPC: Book3S: Change interrupt call to reduce scratch space use on HVarch/powerpc/include/asm/exception-64s.h arch/powerpc/kvm/book3s_hv_rmhandlers.S arch/powerpc/kvm/book3s_segment.S+38 -271 reply
2/3KVM: PPC: Book3S: Move 64-bit KVM interrupt handler out from alt sectionarch/powerpc/include/asm/head-64.h arch/powerpc/kernel/exceptions-64s.S+3 -51 reply
3/3KVM: PPC: Book3S: 64-bit CONFIG_RELOCATABLE support for interruptsarch/powerpc/include/asm/exception-64s.h arch/powerpc/kernel/exceptions-64s.S arch/powerpc/kvm/book3s_hv_rmhandlers.S +1 more+56 -95 replies

Reviews trailers per patch

All 3 patches have a Reviewed-by or Acked-by.

PatchPaul Mackerras
1/3A-b
2/3A-b
3/3A-b

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes.

Read the v2 thread

Cover letter [PATCH v2 0/3] KVM: PPC: Book3S: 64-bit CONFIG_RELOCATABLE fixes

Hi,

I took into account the feedback from last time. I was sceptical at first about moving the store to save r9 from the KVM test to the KVM handler. After implementing it, it actually worked well.

Thanks,
Nick

Nicholas Piggin (3):
KVM: PPC: Book3S: Change interrupt call to reduce scratch space use on HV
KVM: PPC: Book3S: Move 64-bit KVM interrupt handler out from alt section
KVM: PPC: Book3S: 64-bit CONFIG_RELOCATABLE support for interrupts

 arch/powerpc/include/asm/exception-64s.h | 63 ++++++++++++++++++++++++--------
 arch/powerpc/include/asm/head-64.h       |  2 +-
 arch/powerpc/kernel/exceptions-64s.S     | 10 ++---
 arch/powerpc/kvm/book3s_hv_rmhandlers.S  | 15 ++++++--
 arch/powerpc/kvm/book3s_segment.S        | 32 ++++++++++++----
 5 files changed, 89 insertions(+), 33 deletions(-)
Signature · 1 line
2.11.0