On Thu, 7 Jan 2010 13:46:42 -0800 (PST) Roland McGrath <roland@xxxxxxxxxx> wrote: > > Clear the TIF_SINGLE_STEP bit in copy_thread. If the new process is > > not auto-attached by the tracer it is wrong to delivere SIGTRAP to > > the new process. > > The change is right, but this log entry is confusing. "auto-attached" has > nothing to do with it, nor does anything about tracing the new process or > not. The new process has not experienced a PER trap of its own, so it is > wrong to deliver a SIGTRAP that is meant for its creator. Ok, I changed the wording slightly: Clear the TIF_SINGLE_STEP bit in copy_thread. The new process did not get a PER event of its own. It is wrong deliver a SIGTRAP that was meant for the parent process. -- blue skies, Martin. "Reality continues to ruin my life." - Calvin. -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html