• Linus Torvalds's avatar
    Merge tag 'powerpc-4.8-2' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux · 2cfd716d
    Linus Torvalds authored
    Pull more powerpc updates from Michael Ellerman:
     "These were delayed for various reasons, so I let them sit in next a
      bit longer, rather than including them in my first pull request.
    
      Fixes:
       - Fix early access to cpu_spec relocation from Benjamin Herrenschmidt
       - Fix incorrect event codes in power9-event-list from Madhavan Srinivasan
       - Move register_process_table() out of ppc_md from Michael Ellerman
    
      Use jump_label use for [cpu|mmu]_has_feature():
       - Add mmu_early_init_devtree() from Michael Ellerman
       - Move disable_radix handling into mmu_early_init_devtree() from Michael Ellerman
       - Do hash device tree scanning earlier from Michael Ellerman
       - Do radix device tree scanning earlier from Michael Ellerman
       - Do feature patching before MMU init from Michael Ellerman
       - Check features don't change after patching from Michael Ellerman
       - Make MMU_FTR_RADIX a MMU family feature from Aneesh Kumar K.V
       - Convert mmu_has_feature() to returning bool from Michael Ellerman
       - Convert cpu_has_feature() to returning bool from Michael Ellerman
       - Define radix_enabled() in one place & use static inline from Michael Ellerman
       - Add early_[cpu|mmu]_has_feature() from Michael Ellerman
       - Convert early cpu/mmu feature check to use the new helpers from Aneesh Kumar K.V
       - jump_label: Make it possible for arches to invoke jump_label_init() earlier from Kevin Hao
       - Call jump_label_init() in apply_feature_fixups() from Aneesh Kumar K.V
       - Remove mfvtb() from Kevin Hao
       - Move cpu_has_feature() to a separate file from Kevin Hao
       - Add kconfig option to use jump labels for cpu/mmu_has_feature() from Michael Ellerman
       - Add option to use jump label for cpu_has_feature() from Kevin Hao
       - Add option to use jump label for mmu_has_feature() from Kevin Hao
       - Catch usage of cpu/mmu_has_feature() before jump label init from Aneesh Kumar K.V
       - Annotate jump label assembly from Michael Ellerman
    
      TLB flush enhancements from Aneesh Kumar K.V:
       - radix: Implement tlb mmu gather flush efficiently
       - Add helper for finding SLBE LLP encoding
       - Use hugetlb flush functions
       - Drop multiple definition of mm_is_core_local
       - radix: Add tlb flush of THP ptes
       - radix: Rename function and drop unused arg
       - radix/hugetlb: Add helper for finding page size
       - hugetlb: Add flush_hugetlb_tlb_range
       - remove flush_tlb_page_nohash
    
      Add new ptrace regsets from Anshuman Khandual and Simon Guo:
       - elf: Add powerpc specific core note sections
       - Add the function flush_tmregs_to_thread
       - Enable in transaction NT_PRFPREG ptrace requests
       - Enable in transaction NT_PPC_VMX ptrace requests
       - Enable in transaction NT_PPC_VSX ptrace requests
       - Adapt gpr32_get, gpr32_set functions for transaction
       - Enable support for NT_PPC_CGPR
       - Enable support for NT_PPC_CFPR
       - Enable support for NT_PPC_CVMX
       - Enable support for NT_PPC_CVSX
       - Enable support for TM SPR state
       - Enable NT_PPC_TM_CTAR, NT_PPC_TM_CPPR, NT_PPC_TM_CDSCR
       - Enable support for NT_PPPC_TAR, NT_PPC_PPR, NT_PPC_DSCR
       - Enable support for EBB registers
       - Enable support for Performance Monitor registers"
    
    * tag 'powerpc-4.8-2' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (48 commits)
      powerpc/mm: Move register_process_table() out of ppc_md
      powerpc/perf: Fix incorrect event codes in power9-event-list
      powerpc/32: Fix early access to cpu_spec relocation
      powerpc/ptrace: Enable support for Performance Monitor registers
      powerpc/ptrace: Enable support for EBB registers
      powerpc/ptrace: Enable support for NT_PPPC_TAR, NT_PPC_PPR, NT_PPC_DSCR
      powerpc/ptrace: Enable NT_PPC_TM_CTAR, NT_PPC_TM_CPPR, NT_PPC_TM_CDSCR
      powerpc/ptrace: Enable support for TM SPR state
      powerpc/ptrace: Enable support for NT_PPC_CVSX
      powerpc/ptrace: Enable support for NT_PPC_CVMX
      powerpc/ptrace: Enable support for NT_PPC_CFPR
      powerpc/ptrace: Enable support for NT_PPC_CGPR
      powerpc/ptrace: Adapt gpr32_get, gpr32_set functions for transaction
      powerpc/ptrace: Enable in transaction NT_PPC_VSX ptrace requests
      powerpc/ptrace: Enable in transaction NT_PPC_VMX ptrace requests
      powerpc/ptrace: Enable in transaction NT_PRFPREG ptrace requests
      powerpc/process: Add the function flush_tmregs_to_thread
      elf: Add powerpc specific core note sections
      powerpc/mm: remove flush_tlb_page_nohash
      powerpc/mm/hugetlb: Add flush_hugetlb_tlb_range
      ...
    2cfd716d