[PATCH 1/6] arm64: add cpu_capabilities bitmap

For taking note if at least one CPU in the system needs a bug workaround or would benefit from a code optimization, we create a new bitmap to hold (artificial) feature bits. Since elf_hwcap is part of the userland ABI, we keep it alone and introduce a new data structure for that (along with some

[PATCH 1/6] arm64: add cpu_capabilities bitmap

For taking note if at least one CPU in the system needs a bug workaround or would benefit from a code optimization, we create a new bitmap to hold (artificial) feature bits. Since elf_hwcap is part of the userland ABI, we keep it alone and introduce a new data structure for that (along with some