On Tue, 06 Oct 2009 22:05:16 +0200, Oleg Nesterov wrote: > For example, the tracee reports PTRACE_EVENT_EXEC and stops. In this > case SIGNR has no effect after PTRACE_CONT/DETACH/etc. > > SIGNR does not ignored after the tracee reported syscall entry/exit or > signal.
OK, if only such exceptional cases as PTRACE_EVENT_EXEC that should not matter I think. It should work also for PTRACE_SINGLESTEP. Thanks, Jan