• Linus Torvalds's avatar
    Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm · 311da497
    Linus Torvalds authored
    Pull ARM updates from Russell King:
    
     - Initial round of Spectre variant 1 and variant 2 fixes for 32-bit ARM
    
     - Clang support improvements
    
     - nommu updates for v8 MPU
    
     - enable ARM_MODULE_PLTS by default to avoid problems loading modules
       with larger kernels
    
     - vmlinux.lds and dma-mapping cleanups
    
    * 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm: (31 commits)
      ARM: spectre-v1: fix syscall entry
      ARM: spectre-v1: add array_index_mask_nospec() implementation
      ARM: spectre-v1: add speculation barrier (csdb) macros
      ARM: KVM: report support for SMCCC_ARCH_WORKAROUND_1
      ARM: KVM: Add SMCCC_ARCH_WORKAROUND_1 fast handling
      ARM: spectre-v2: KVM: invalidate icache on guest exit for Brahma B15
      ARM: KVM: invalidate icache on guest exit for Cortex-A15
      ARM: KVM: invalidate BTB on guest exit for Cortex-A12/A17
      ARM: spectre-v2: warn about incorrect context switching functions
      ARM: spectre-v2: add firmware based hardening
      ARM: spectre-v2: harden user aborts in kernel space
      ARM: spectre-v2: add Cortex A8 and A15 validation of the IBE bit
      ARM: spectre-v2: harden branch predictor on context switches
      ARM: spectre: add Kconfig symbol for CPUs vulnerable to Spectre
      ARM: bugs: add support for per-processor bug checking
      ARM: bugs: hook processor bug checking into SMP and suspend paths
      ARM: bugs: prepare processor bug infrastructure
      ARM: add more CPU part numbers for Cortex and Brahma B15 CPUs
      ARM: 8774/1: remove no-op macro VMLINUX_SYMBOL()
      ARM: 8773/1: amba: Export amba_bustype
      ...
    311da497
dma-mapping.c 63 KB