Merge Linux 4.4.202 kernel

Changes in 4.4.202: (21 commits)
        kvm: mmu: Don't read PDPTEs when paging is not enabled
        MIPS: BCM63XX: fix switch core reset on BCM6368
        powerpc/Makefile: Use cflags-y/aflags-y for setting endian options
        powerpc: Fix compiling a BE kernel with a powerpc64le toolchain
        powerpc/boot: Request no dynamic linker for boot wrapper
        KVM: Introduce kvm_get_arch_capabilities()
        KVM: x86: Emulate MSR_IA32_ARCH_CAPABILITIES on AMD hosts
        kvm: x86: IA32_ARCH_CAPABILITIES is always supported
        KVM: x86: use Intel speculation bugs and features as derived in generic x86 code
        x86/msr: Add the IA32_TSX_CTRL MSR
        x86/cpu: Add a helper function x86_read_arch_cap_msr()
        x86/cpu: Add a "tsx=" cmdline option with TSX disabled by default
        x86/speculation/taa: Add mitigation for TSX Async Abort
        x86/speculation/taa: Add sysfs reporting for TSX Async Abort
        kvm/x86: Export MDS_NO=0 to guests when TSX is enabled
        x86/tsx: Add "auto" option to the tsx= cmdline parameter
        x86/speculation/taa: Add documentation for TSX Async Abort
        x86/tsx: Add config options to set tsx=on|off|auto
        x86/speculation/taa: Fix printing of TAA_MSG_SMT on IBRS_ALL CPUs
        x86/bugs: Add ITLB_MULTIHIT bug infrastructure
        Linux 4.4.202