all_alternatives_applied 24 arch/arm64/kernel/alternative.c static int all_alternatives_applied; all_alternatives_applied 220 arch/arm64/kernel/alternative.c while (!READ_ONCE(all_alternatives_applied)) all_alternatives_applied 229 arch/arm64/kernel/alternative.c BUG_ON(all_alternatives_applied); all_alternatives_applied 232 arch/arm64/kernel/alternative.c WRITE_ONCE(all_alternatives_applied, 1);