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![Catalin Marinas](https://secure.gravatar.com/avatar/23136fca891d323c70dc6c149d66bfeb.jpg?s=96&d=mm)
Catalin Marinas committed 413235fcedc
arm64: Change the tagged_addr sysctl control semantics to only prevent the opt-in First rename the sysctl control to abi.tagged_addr_disabled and make it default off (zero). When abi.tagged_addr_disabled == 1, only block the enabling of the TBI ABI via prctl(PR_SET_TAGGED_ADDR_CTRL, PR_TAGGED_ADDR_ENABLE). Getting the status of the ABI or disabling it is still allowed. Acked-by: Andrey Konovalov <andreyknvl@google.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Will Deacon <will@kernel.org>