[PATCH stable 4.14 00/23] powerpc backports for 4.14

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Hi Greg,

Please queue up this series of patches for 4.14 if you have no objections.

cheers



Mauricio Faria de Oliveira (4):
  powerpc/rfi-flush: Differentiate enabled and patched flush types
  powerpc/pseries: Fix clearing of security feature flags
  powerpc: Move default security feature flags
  powerpc/pseries: Restore default security feature flags on setup

Michael Ellerman (17):
  powerpc/pseries: Support firmware disable of RFI flush
  powerpc/powernv: Support firmware disable of RFI flush
  powerpc/rfi-flush: Move the logic to avoid a redo into the debugfs
    code
  powerpc/rfi-flush: Make it possible to call setup_rfi_flush() again
  powerpc/rfi-flush: Always enable fallback flush on pseries
  powerpc/rfi-flush: Call setup_rfi_flush() after LPM migration
  powerpc/pseries: Add new H_GET_CPU_CHARACTERISTICS flags
  powerpc: Add security feature flags for Spectre/Meltdown
  powerpc/pseries: Set or clear security feature flags
  powerpc/powernv: Set or clear security feature flags
  powerpc/64s: Move cpu_show_meltdown()
  powerpc/64s: Enhance the information in cpu_show_meltdown()
  powerpc/powernv: Use the security flags in pnv_setup_rfi_flush()
  powerpc/pseries: Use the security flags in pseries_setup_rfi_flush()
  powerpc/64s: Wire up cpu_show_spectre_v1()
  powerpc/64s: Wire up cpu_show_spectre_v2()
  powerpc/64s: Fix section mismatch warnings from setup_rfi_flush()

Nicholas Piggin (2):
  powerpc/64s: Improve RFI L1-D cache flush fallback
  powerpc/64s: Add support for a store forwarding barrier at kernel
    entry/exit

 arch/powerpc/include/asm/exception-64s.h     |  29 ++++
 arch/powerpc/include/asm/feature-fixups.h    |  19 +++
 arch/powerpc/include/asm/hvcall.h            |   3 +
 arch/powerpc/include/asm/paca.h              |   3 +-
 arch/powerpc/include/asm/security_features.h |  85 ++++++++++
 arch/powerpc/include/asm/setup.h             |   2 +-
 arch/powerpc/kernel/Makefile                 |   2 +-
 arch/powerpc/kernel/asm-offsets.c            |   3 +-
 arch/powerpc/kernel/exceptions-64s.S         |  95 ++++++-----
 arch/powerpc/kernel/security.c               | 237 +++++++++++++++++++++++++++
 arch/powerpc/kernel/setup_64.c               |  48 ++----
 arch/powerpc/kernel/vmlinux.lds.S            |  14 ++
 arch/powerpc/lib/feature-fixups.c            | 124 +++++++++++++-
 arch/powerpc/platforms/powernv/setup.c       |  92 ++++++++---
 arch/powerpc/platforms/pseries/mobility.c    |   3 +
 arch/powerpc/platforms/pseries/pseries.h     |   2 +
 arch/powerpc/platforms/pseries/setup.c       |  81 +++++++--
 arch/powerpc/xmon/xmon.c                     |   2 +
 18 files changed, 721 insertions(+), 123 deletions(-)
 create mode 100644 arch/powerpc/include/asm/security_features.h
 create mode 100644 arch/powerpc/kernel/security.c

-- 
2.14.1




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