socsvn commit: r237458 - in soc2012/gmiller/locking-head: include lib/libthr/thread

[gmiller at FreeBSD.org]

Author: gmiller
Date: Mon Jun 11 11:59:50 2012
New Revision: 237458
URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=237458

Log:
  
  Add pthread_getstatistics_*_np() functions and a pthread_statistics_np
  struct to retrieve profiling stats.
  

Modified:
  soc2012/gmiller/locking-head/include/pthread_np.h
  soc2012/gmiller/locking-head/lib/libthr/thread/thr_profile.c

Modified: soc2012/gmiller/locking-head/include/pthread_np.h
==============================================================================
--- soc2012/gmiller/locking-head/include/pthread_np.h	Mon Jun 11 11:41:32 2012	(r237457)
+++ soc2012/gmiller/locking-head/include/pthread_np.h	Mon Jun 11 11:59:50 2012	(r237458)
@@ -68,6 +68,19 @@
 int pthread_switch_add_np(pthread_switch_routine_t);
 int pthread_switch_delete_np(pthread_switch_routine_t);
 int pthread_timedjoin_np(pthread_t, void **, const struct timespec *);
+
+#ifdef LOCK_PROFILING
+
+struct pthread_statistics_np {
+};
+
+void		pthread_getstatistics_begin_np(struct pthread_statistics_np *,
+					       size_t record_size);
+void		pthread_getstatistics_next_np(struct pthread_statistics_np *);
+void		pthread_getstatistics_end_np(struct pthread_statistics_np *);
+
+#endif
+
 __END_DECLS
 
 #endif

Modified: soc2012/gmiller/locking-head/lib/libthr/thread/thr_profile.c
==============================================================================
--- soc2012/gmiller/locking-head/lib/libthr/thread/thr_profile.c	Mon Jun 11 11:41:32 2012	(r237457)
+++ soc2012/gmiller/locking-head/lib/libthr/thread/thr_profile.c	Mon Jun 11 11:59:50 2012	(r237458)
@@ -31,6 +31,7 @@
 #include <time.h>
 #include <inttypes.h>
 #include <string.h>
+#include <pthread_np.h>
 
 #include "thr_private.h"
 
@@ -274,4 +275,20 @@
 {
 }
 
-#endif
+void
+pthread_getstatistics_begin_np(struct pthread_statistics_np *stats,
+				size_t record_size)
+{
+}
+
+void
+pthread_getstatistics_next_np(struct pthread_statistics_np *stats)
+{
+}
+
+void
+pthread_getstatistics_end_np(struct pthread_statistics_np *stats)
+{
+}
+
+#endif /* LOCK_PROFILING */