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/kernel/linux/linux-5.10/arch/arm64/mm/
Dmmu.c633 u64 pfr1; in arm64_early_this_cpu_has_bti() local
638 pfr1 = read_sysreg_s(SYS_ID_AA64PFR1_EL1); in arm64_early_this_cpu_has_bti()
639 return cpuid_feature_extract_unsigned_field(pfr1, in arm64_early_this_cpu_has_bti()