PR 9673. Only use one utrace engine for all targets with same path or pid.

2009-01-20  David Smith  <dsmith@redhat.com>

	PR 9673.
	* task_finder.c (struct stap_task_finder_target): Added
	'vm_events' field.
	(stap_register_task_finder_target): Sets vm_events if a
	vm_callback is present.
	(__stp_task_finder_cleanup): Only detaches engines on the main
	__stp_task_finder_list linked list.
	(__stp_call_callbacks): New function.
	(__stp_call_vm_callbacks): New function.
	(__stp_utrace_attach_match_filename): Calls __stp_call_callbacks()
	to call callbacks.
	(__stp_utrace_task_finder_target_death): Ditto.
	(__stp_utrace_task_finder_target_quiesce): Calls
	__stp_call_callbacks() and __stp_call_vm_callbacks() to call
	callbacks.
	(__stp_call_vm_callbacks_with_vma): Renamed from
	__stp_target_call_vm_callback.
	(__stp_utrace_task_finder_target_syscall_exit): Calls
	__stp_call_vm_callbacks() to call vm callbacks.
	(stap_start_task_finder): Instead of a utrace engine for every
	task_finder_target, there is now one utrace engine for all targets
	with the same path or pid.

0 files changed, 0 insertions, 0 deletions