Merge branch 'for-5.5-pr-warn' into for-5.5

arch/alpha/kernel/perf_event.c

arch/arm64/kernel/hw_breakpoint.c

arch/arm64/kernel/smp.c

arch/ia64/kernel/setup.c

arch/riscv/kernel/module.c

arch/sh/boards/mach-sdk7786/nmi.c

arch/sh/drivers/pci/fixups-sdk7786.c

arch/sh/kernel/io_trapped.c

arch/sh/kernel/setup.c

arch/sh/mm/consistent.c

arch/sparc/kernel/smp_64.c

arch/x86/kernel/amd_gart_64.c

arch/x86/kernel/apic/apic.c

arch/x86/kernel/setup_percpu.c

arch/x86/kernel/tboot.c

arch/x86/kernel/tsc_sync.c

arch/x86/kernel/umip.c

arch/x86/mm/kmmio.c

arch/x86/mm/mmio-mod.c

arch/x86/mm/numa_emulation.c