CONFIG_ARM64_TAGGED_ADDR_ABI is not available for thedefaultarchitecture x86.
Result is shown for architecture arm64
Enable the tagged user addresses syscall ABI
configname: CONFIG_ARM64_TAGGED_ADDR_ABI
Linux Kernel Configuration
└─>Kernel Features
└─>Enable the tagged user addresses syscall ABI
In linux kernel since version 4.14.326 (release Date: 2023-09-23)
When this option is enabled, user applications can opt in to a
relaxed ABI via prctl() allowing tagged addresses to be passed
to system calls as pointer arguments. For details, see
Documentation/arch/arm64/tagged-address-abi.rst.
relaxed ABI via prctl() allowing tagged addresses to be passed
to system calls as pointer arguments. For details, see
Documentation/arch/arm64/tagged-address-abi.rst.