Update of /usr/cvsroot/asterisk
In directory mongoose.digium.com:/tmp/cvs-serv9771
Modified Files:
utils.c
Log Message:
ensure scheduling priority is inherited into new threads (issue #5293)
Index: utils.c
===================================================================
RCS file: /usr/cvsroot/asterisk/utils.c,v
retrieving revision 1.70
retrieving revision 1.71
diff -u -d -r1.70 -r1.71
--- utils.c 23 Sep 2005 02:57:14 -0000 1.70
+++ utils.c 29 Sep 2005 04:08:18 -0000 1.71
@@ -475,6 +475,19 @@
pthread_attr_init(&lattr);
attr = &lattr;
}
+#ifdef __linux__
+ /* On Linux, pthread_attr_init() defaults to PTHREAD_EXPLICIT_SCHED,
+ which is kind of useless. Change this here to
+ PTHREAD_INHERIT_SCHED; that way the -p option to set realtime
+ priority will propagate down to new threads by default.
+ This does mean that callers cannot set a different priority using
+ PTHREAD_EXPLICIT_SCHED in the attr argument; instead they must set
+ the priority afterwards with pthread_setschedparam(). */
+ errno = pthread_attr_setinheritsched(attr, PTHREAD_INHERIT_SCHED);
+ if (errno)
+ ast_log(LOG_WARNING, "pthread_attr_setinheritsched returned
non-zero: %s\n", strerror(errno));
+#endif
+
if (!stacksize)
stacksize = AST_STACKSIZE;
errno = pthread_attr_setstacksize(attr, stacksize);
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