Re: s390 user_enable_single_step() (Was: odd utrace testing results on s390x)

2010-01-08 Thread Martin Schwidefsky
On Thu, 7 Jan 2010 13:46:42 -0800 (PST) Roland McGrath rol...@redhat.com 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.

Re: s390 user_enable_single_step() (Was: odd utrace testing results on s390x)

2010-01-08 Thread Roland McGrath
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. Very good! Thanks, Roland