ARM64_UNMAP_KERNEL_AT_EL0 35 arch/arm64/include/asm/mmu.h cpus_have_const_cap(ARM64_UNMAP_KERNEL_AT_EL0); ARM64_UNMAP_KERNEL_AT_EL0 1352 arch/arm64/kernel/cpufeature.c .capability = ARM64_UNMAP_KERNEL_AT_EL0,