Unbreakable Enterprise kernel security update

[4.1.12-124.32.3.2]

• x86/tsx: Add config options to set tsx=on|off|auto (Michal Hocko) [Orabug: 30419233] {CVE-2019-11135}
• x86/speculation/taa: Add documentation for TSX Async Abort (Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
• x86/tsx: Add ‘auto’ option to the tsx= cmdline parameter (Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
• kvm/x86: Export MDS_NO=0 to guests when TSX is enabled (Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
• x86/speculation/taa: Add sysfs reporting for TSX Async Abort (Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
• x86/speculation/taa: Add mitigation for TSX Async Abort (Kanth Ghatraju) [Orabug: 30419233] {CVE-2019-11135}
• x86/cpu: Add a ‘tsx=’ cmdline option with TSX disabled by default (Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
• x86/cpu: Add a helper function x86_read_arch_cap_msr() (Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
• x86/msr: Add the IA32_TSX_CTRL MSR (Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
  [4.1.12-124.32.3.1]
• kvm: x86: mmu: Recovery of shattered NX large pages (Junaid Shahid) [Orabug: 29967631] {CVE-2018-12207}
• kvm: Add helper function for creating VM worker threads (Junaid Shahid) [Orabug: 29967631] {CVE-2018-12207}
• kvm: mmu: ITLB_MULTIHIT mitigation (Paolo Bonzini) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: remove now unneeded hugepage gfn adjustment (Paolo Bonzini) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: make FNAME(fetch) and __direct_map more similar (Paolo Bonzini) [Orabug: 29967631] {CVE-2018-12207}
• kvm: x86: Do not release the page inside mmu_set_spte() (Junaid Shahid) [Orabug: 29967631] {CVE-2018-12207}
• x86/cpu: Add Tremont to the cpu vulnerability whitelist (Pawan Gupta) [Orabug: 29967631] {CVE-2018-12207}
• x86: Add ITLB_MULTIHIT bug infrastructure (Pawan Gupta) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: MMU: Move mapping_level_dirty_bitmap() call in mapping_level() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
• Revert ‘KVM: x86: use the fast way to invalidate all pages’ (Sean Christopherson) [Orabug: 29967631] {CVE-2018-12207}
• kvm: Convert kvm_lock to a mutex (Junaid Shahid) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: MMU: Simplify force_pt_level calculation code in FNAME(page_fault)() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: MMU: Make force_pt_level bool (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: MMU: Remove unused parameter parent_pte from kvm_mmu_get_page() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: extend usage of RET_MMIO_PF_* constants (Paolo Bonzini) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: MMU: Make mmu_set_spte() return emulate value (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: MMU: Move parent_pte handling from kvm_mmu_get_page() to link_shadow_page() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
• KVM: x86: MMU: Move initialization of parent_ptes out from kvm_mmu_alloc_page() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}