[HARMONY-5234] [drlvm][init] end_waiting_num for ref enqueue threads is never initialized

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 5.0M4
• Component/s: DRLVM
• Patch Info: Patch Available
• Estimated Complexity: Novice
• Assignee: Gregory Shimansky
• Reporter: Ilya Berezhniuk
• Created: 30/Nov/07 16:17
• Updated: 05/Dec/07 10:56
• Resolved: 05/Dec/07 10:56

Description

ref_thread_info->end_waiting_num is used for counting, and is changed by atomic operations.
But this field is never initialized.

The message from Valgrind:
-------------------------------------------------
==18838== Conditional jump or move depends on uninitialised value(s)
==18838== at 0x4844CDE: ref_enqueue_thread_func(void**) (ref_enqueue_thread.cpp:161)
==18838== by 0x404D979: hythread_wrapper_start_proc (thread_native_basic.c:734)
==18838== by 0x443A34A: start_thread (in /lib/libpthread-2.4.so)
==18838== by 0x42BF65D: clone (in /lib/libc-2.4.so)
-------------------------------------------------

The patch is trivial.