Don't hold the active thread list lock when signaling the gc thread.

The dead list thread is sufficient for synchronization.

Retire the arch_id (ldt array slot) in the gc thread instead of the
doing it in the thread itself.

Approved by:	re/jhb

1 files changed, 7 insertions, 0 deletions

diff --git a/lib/libthr/thread/thr_gc.c b/lib/libthr/thread/thr_gc.c
index 9e26314..e2aa753 100644
--- a/lib/libthr/thread/thr_gc.c
+++ b/lib/libthr/thread/thr_gc.c
@@ -142,6 +142,13 @@ _thread_gc(pthread_addr_t arg)
 			pthread_cln = pthread;
 
 			_SPINUNLOCK(&pthread->lock);
+
+			/*
+		 	 * Retire the architecture specific id so it may be
+		 	 * used for new threads.
+			 */
+			_retire_thread(pthread_cln->arch_id);
+
 		}
 
 		/*