• Linus Torvalds's avatar
    Merge tag 'powerpc-4.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux · 7246f600
    Linus Torvalds authored
    Pull powerpc updates from Michael Ellerman:
     "Highlights include:
    
       - Larger virtual address space on 64-bit server CPUs. By default we
         use a 128TB virtual address space, but a process can request access
         to the full 512TB by passing a hint to mmap().
    
       - Support for the new Power9 "XIVE" interrupt controller.
    
       - TLB flushing optimisations for the radix MMU on Power9.
    
       - Support for CAPI cards on Power9, using the "Coherent Accelerator
         Interface Architecture 2.0".
    
       - The ability to configure the mmap randomisation limits at build and
         runtime.
    
       - Several small fixes and cleanups to the kprobes code, as well as
         support for KPROBES_ON_FTRACE.
    
       - Major improvements to handling of system reset interrupts,
         correctly treating them as NMIs, giving them a dedicated stack and
         using a new hypervisor call to trigger them, all of which should
         aid debugging and robustness.
    
       - Many fixes and other minor enhancements.
    
      Thanks to: Alastair D'Silva, Alexey Kardashevskiy, Alistair Popple,
      Andrew Donnellan, Aneesh Kumar K.V, Anshuman Khandual, Anton
      Blanchard, Balbir Singh, Ben Hutchings, Benjamin Herrenschmidt,
      Bhupesh Sharma, Chris Packham, Christian Zigotzky, Christophe Leroy,
      Christophe Lombard, Daniel Axtens, David Gibson, Gautham R. Shenoy,
      Gavin Shan, Geert Uytterhoeven, Guilherme G. Piccoli, Hamish Martin,
      Hari Bathini, Kees Cook, Laurent Dufour, Madhavan Srinivasan, Mahesh J
      Salgaonkar, Mahesh Salgaonkar, Masami Hiramatsu, Matt Brown, Matthew
      R. Ochs, Michael Neuling, Naveen N. Rao, Nicholas Piggin, Oliver
      O'Halloran, Pan Xinhui, Paul Mackerras, Rashmica Gupta, Russell
      Currey, Sukadev Bhattiprolu, Thadeu Lima de Souza Cascardo, Tobin C.
      Harding, Tyrel Datwyler, Uma Krishnan, Vaibhav Jain, Vipin K Parashar,
      Yang Shi"
    
    * tag 'powerpc-4.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (214 commits)
      powerpc/64s: Power9 has no LPCR[VRMASD] field so don't set it
      powerpc/powernv: Fix TCE kill on NVLink2
      powerpc/mm/radix: Drop support for CPUs without lockless tlbie
      powerpc/book3s/mce: Move add_taint() later in virtual mode
      powerpc/sysfs: Move #ifdef CONFIG_HOTPLUG_CPU out of the function body
      powerpc/smp: Document irq enable/disable after migrating IRQs
      powerpc/mpc52xx: Don't select user-visible RTAS_PROC
      powerpc/powernv: Document cxl dependency on special case in pnv_eeh_reset()
      powerpc/eeh: Clean up and document event handling functions
      powerpc/eeh: Avoid use after free in eeh_handle_special_event()
      cxl: Mask slice error interrupts after first occurrence
      cxl: Route eeh events to all drivers in cxl_pci_error_detected()
      cxl: Force context lock during EEH flow
      powerpc/64: Allow CONFIG_RELOCATABLE if COMPILE_TEST
      powerpc/xmon: Teach xmon oops about radix vectors
      powerpc/mm/hash: Fix off-by-one in comment about kernel contexts ids
      powerpc/pseries: Enable VFIO
      powerpc/powernv: Fix iommu table size calculation hook for small tables
      powerpc/powernv: Check kzalloc() return value in pnv_pci_table_alloc
      powerpc: Add arch/powerpc/tools directory
      ...
    7246f600
entry_64.S 27.7 KB