ARM_EXIT_KEEP 13 arch/arm/kernel/vmlinux.lds.h #define ARM_EXIT_KEEP(x) x ARM_EXIT_KEEP 16 arch/arm/kernel/vmlinux.lds.h #define ARM_EXIT_KEEP(x) ARM_EXIT_KEEP 19 arch/arm64/kernel/vmlinux.lds.S #define ARM_EXIT_KEEP(x) x