MSR_DEBUGCHANGE 214 arch/powerpc/kernel/ptrace.c task->thread.regs->msr &= ~MSR_DEBUGCHANGE; MSR_DEBUGCHANGE 215 arch/powerpc/kernel/ptrace.c task->thread.regs->msr |= msr & MSR_DEBUGCHANGE; MSR_DEBUGCHANGE 227 arch/powerpc/kernel/ptrace.c task->thread.ckpt_regs.msr &= ~MSR_DEBUGCHANGE; MSR_DEBUGCHANGE 228 arch/powerpc/kernel/ptrace.c task->thread.ckpt_regs.msr |= msr & MSR_DEBUGCHANGE;