Merge android-4.14.119 (e6cbf926) into msm-4.14

* refs/heads/tmp-e6cbf926:
  Linux 4.14.119
  x86/speculation/mds: Fix documentation typo
  Documentation: Correct the possible MDS sysfs values
  x86/mds: Add MDSUM variant to the MDS documentation
  x86/speculation/mds: Add 'mitigations=' support for MDS
  s390/speculation: Support 'mitigations=' cmdline option
  powerpc/speculation: Support 'mitigations=' cmdline option
  x86/speculation: Support 'mitigations=' cmdline option
  cpu/speculation: Add 'mitigations=' cmdline option
  x86/speculation/mds: Print SMT vulnerable on MSBDS with mitigations off
  x86/speculation/mds: Fix comment
  x86/speculation/mds: Add SMT warning message
  x86/speculation: Move arch_smt_update() call to after mitigation decisions
  x86/speculation/mds: Add mds=full,nosmt cmdline option
  Documentation: Add MDS vulnerability documentation
  Documentation: Move L1TF to separate directory
  x86/speculation/mds: Add mitigation mode VMWERV
  x86/speculation/mds: Add sysfs reporting for MDS
  x86/speculation/mds: Add mitigation control for MDS
  x86/speculation/mds: Conditionally clear CPU buffers on idle entry
  x86/kvm/vmx: Add MDS protection when L1D Flush is not active
  x86/speculation/mds: Clear CPU buffers on exit to user
  x86/speculation/mds: Add mds_clear_cpu_buffers()
  x86/kvm: Expose X86_FEATURE_MD_CLEAR to guests
  x86/speculation/mds: Add BUG_MSBDS_ONLY
  x86/speculation/mds: Add basic bug infrastructure for MDS
  x86/speculation: Consolidate CPU whitelists
  x86/msr-index: Cleanup bit defines
  locking/atomics, asm-generic: Move some macros from <linux/bitops.h> to a new <linux/bits.h> file
  kvm: x86: Report STIBP on GET_SUPPORTED_CPUID
  x86/cpu: Sanitize FAM6_ATOM naming
  Documentation/l1tf: Fix small spelling typo
  x86/speculation: Simplify the CPU bug detection logic

Conflicts:
	kernel/cpu.c

Change-Id: I75ffff0f46fb87e8e3d4c2312ccf7f636416a493
Signed-off-by: Blagovest Kolenichev <bkolenichev@codeaurora.org>