slot1_in_use 2531 arch/powerpc/kernel/ptrace.c int slot1_in_use = ((child->thread.debug.dbcr0 & DBCR0_IAC1) != 0); slot1_in_use 2551 arch/powerpc/kernel/ptrace.c if ((!slot1_in_use) && (!slot2_in_use)) { slot1_in_use 2579 arch/powerpc/kernel/ptrace.c if (!slot1_in_use) {