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-rw-r--r--Misc/NEWS3
-rw-r--r--Python/thread_pthread.h12
2 files changed, 14 insertions, 1 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index f41f237..402d075 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,9 @@ What's New in Python 2.5 alpha 1?
Core and builtins
-----------------
+- Patch #1396919: The system scope threads are reenabled on FreeBSD
+ 5.4 and later versions.
+
- Bug #1115379: Compiling a Unicode string with an encoding declaration
now gives a SyntaxError.
diff --git a/Python/thread_pthread.h b/Python/thread_pthread.h
index 781467f..c29a61c 100644
--- a/Python/thread_pthread.h
+++ b/Python/thread_pthread.h
@@ -26,6 +26,16 @@
#endif
#endif
+/* Before FreeBSD 5.4, system scope threads was very limited resource
+ in default setting. So the process scope is preferred to get
+ enough number of threads to work. */
+#ifdef __FreeBSD__
+#include <osreldate.h>
+#if __FreeBSD_version >= 500000 && __FreeBSD_version < 504101
+#undef PTHREAD_SYSTEM_SCHED_SUPPORTED
+#endif
+#endif
+
#if !defined(pthread_attr_default)
# define pthread_attr_default ((pthread_attr_t *)NULL)
#endif
@@ -138,7 +148,7 @@ PyThread_start_new_thread(void (*func)(void *), void *arg)
#ifdef THREAD_STACK_SIZE
pthread_attr_setstacksize(&attrs, THREAD_STACK_SIZE);
#endif
-#if defined(PTHREAD_SYSTEM_SCHED_SUPPORTED) && !defined(__FreeBSD__)
+#if defined(PTHREAD_SYSTEM_SCHED_SUPPORTED)
pthread_attr_setscope(&attrs, PTHREAD_SCOPE_SYSTEM);
#endif