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tcwg-buildslave pushed a change to branch linaro-local/ci/tcwg_kernel/llvm-master-aarch64-stable-defconfig in repository toolchain/ci/linux.

from 7b13756d2c32 Linux 5.0.15 adds 26c0aff1ad63 x86/msr-index: Cleanup bit defines adds 019159aec4b7 x86/speculation: Consolidate CPU whitelists adds ea3d1b32b86e x86/speculation/mds: Add basic bug infrastructure for MDS adds 78157c977674 x86/speculation/mds: Add BUG_MSBDS_ONLY adds 87f96d5e7525 x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests adds a5a8ef7cd7c9 x86/speculation/mds: Add mds_clear_cpu_buffers() adds 481871997e37 x86/speculation/mds: Clear CPU buffers on exit to user adds 100087c08030 x86/kvm/vmx: Add MDS protection when L1D Flush is not active adds d9117863c521 x86/speculation/mds: Conditionally clear CPU buffers on id [...] adds 0174e8984c2d x86/speculation/mds: Add mitigation control for MDS adds 3944139ce828 x86/speculation/mds: Add sysfs reporting for MDS adds 31fd0223449e x86/speculation/mds: Add mitigation mode VMWERV adds ab8e3e63f23e Documentation: Move L1TF to separate directory adds 08831a92501f Documentation: Add MDS vulnerability documentation adds fb49e1bb2061 x86/speculation/mds: Add mds=full,nosmt cmdline option adds c98b736e763d x86/speculation: Move arch_smt_update() call to after miti [...] adds 9cd62662dd7e x86/speculation/mds: Add SMT warning message adds 3f7fe4ad1f62 x86/speculation/mds: Fix comment adds c2b25b6b3582 x86/speculation/mds: Print SMT vulnerable on MSBDS with mi [...] adds 6d7407ef9272 cpu/speculation: Add 'mitigations=' cmdline option adds bd600de16b82 x86/speculation: Support 'mitigations=' cmdline option adds f905727fa11c powerpc/speculation: Support 'mitigations=' cmdline option adds 394e3d8de828 s390/speculation: Support 'mitigations=' cmdline option adds 4cf168a94fd5 x86/speculation/mds: Add 'mitigations=' support for MDS adds 0acbbdf3e41d x86/mds: Add MDSUM variant to the MDS documentation adds 14e3ad8a1452 Documentation: Correct the possible MDS sysfs values adds f8bb2589227b x86/speculation/mds: Fix documentation typo adds 89e11ec0280b Linux 5.0.16

No new revisions were added by this update.

Summary of changes: Documentation/ABI/testing/sysfs-devices-system-cpu | 4 +- Documentation/admin-guide/hw-vuln/index.rst | 13 + Documentation/admin-guide/{ => hw-vuln}/l1tf.rst | 1 + Documentation/admin-guide/hw-vuln/mds.rst | 308 +++++++++++++++++++++ Documentation/admin-guide/index.rst | 6 +- Documentation/admin-guide/kernel-parameters.txt | 62 ++++- Documentation/index.rst | 1 + Documentation/x86/conf.py | 10 + Documentation/x86/index.rst | 8 + Documentation/x86/mds.rst | 225 +++++++++++++++ Makefile | 2 +- arch/powerpc/kernel/security.c | 6 +- arch/powerpc/kernel/setup_64.c | 2 +- arch/s390/kernel/nospec-branch.c | 3 +- arch/x86/entry/common.c | 3 + arch/x86/include/asm/cpufeatures.h | 3 + arch/x86/include/asm/irqflags.h | 4 + arch/x86/include/asm/msr-index.h | 39 +-- arch/x86/include/asm/mwait.h | 7 + arch/x86/include/asm/nospec-branch.h | 50 ++++ arch/x86/include/asm/processor.h | 6 + arch/x86/kernel/cpu/bugs.c | 146 +++++++++- arch/x86/kernel/cpu/common.c | 121 ++++---- arch/x86/kernel/nmi.c | 4 + arch/x86/kernel/traps.c | 8 + arch/x86/kvm/cpuid.c | 3 +- arch/x86/kvm/vmx/vmx.c | 7 +- arch/x86/mm/pti.c | 4 +- drivers/base/cpu.c | 8 + include/linux/cpu.h | 26 ++ kernel/cpu.c | 15 + tools/power/x86/turbostat/Makefile | 2 +- tools/power/x86/x86_energy_perf_policy/Makefile | 2 +- 33 files changed, 1018 insertions(+), 91 deletions(-) create mode 100644 Documentation/admin-guide/hw-vuln/index.rst rename Documentation/admin-guide/{ => hw-vuln}/l1tf.rst (99%) create mode 100644 Documentation/admin-guide/hw-vuln/mds.rst create mode 100644 Documentation/x86/conf.py create mode 100644 Documentation/x86/index.rst create mode 100644 Documentation/x86/mds.rst