[PATCH RFC rebase 0/9] powerpc barrier_nospec

Michal Suchanek msuchanek at suse.de
Fri Mar 16 06:15:49 AEDT 2018


Yes, it is good idea to add some commit messages.

Also I rebased the patches on top v3 of series

Setup RFI flush after PowerVM LPM migration

Thanks

Michal

Michal Suchanek (9):
  powerpc: Add barrier_nospec
  powerpc: Use barrier_nospec in copy_from_user
  powerpc/64: Use barrier_nospec in syscall entry
  powerpc/64s: Use barrier_nospec in RFI_FLUSH_SLOT
  powerpc/64s: Add support for ori barrier_nospec patching
  powerpc/64: Patch barrier_nospec in modules
  powerpc/64: barrier_nospec: Add debugfs trigger
  powerpc/64s: barrier_nospec: Add hcall triggerr
  powerpc/64: barrier_nospec: Add commandline trigger

 arch/powerpc/include/asm/barrier.h        |  9 ++++
 arch/powerpc/include/asm/exception-64s.h  |  2 +-
 arch/powerpc/include/asm/feature-fixups.h |  9 ++++
 arch/powerpc/include/asm/setup.h          | 11 ++++
 arch/powerpc/include/asm/uaccess.h        | 11 +++-
 arch/powerpc/kernel/entry_64.S            |  3 ++
 arch/powerpc/kernel/module.c              |  6 +++
 arch/powerpc/kernel/setup_64.c            | 87 +++++++++++++++++++++++++++++++
 arch/powerpc/kernel/vmlinux.lds.S         |  7 +++
 arch/powerpc/lib/feature-fixups.c         | 47 ++++++++++++++---
 arch/powerpc/platforms/pseries/mobility.c |  2 +-
 arch/powerpc/platforms/pseries/pseries.h  |  2 +-
 arch/powerpc/platforms/pseries/setup.c    | 37 +++++++++----
 13 files changed, 213 insertions(+), 20 deletions(-)

-- 
2.13.6



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