PERFORCE change 230005 for review

[Jonathan Anderson]

http://p4web.freebsd.org/@@230005?ac=10

Change 230005 by jonathan at jonathan-on-zenith on 2013/06/20 16:53:41

	TESLA event handling sysctl.

Affected files ...

.. //depot/projects/ctsrd/tesla/src/sys/contrib/tesla/include/libtesla.h#9 edit
.. //depot/projects/ctsrd/tesla/src/sys/contrib/tesla/libtesla/tesla_notification.c#12 edit

Differences ...

==== //depot/projects/ctsrd/tesla/src/sys/contrib/tesla/include/libtesla.h#9 (text+ko) ====

@@ -276,6 +276,12 @@
 /** Register a set of event handling vectors. */
 int	tesla_set_event_handlers(struct tesla_event_metahandler *);
 
+#ifdef _KERNEL
+#define	TESLA_KERN_PRINTF_EV	0x1
+#define	TESLA_KERN_DTRACE_EV	0x2
+#define	TESLA_KERN_PANIC_EV	0x4
+#endif
+
 /** @} */
 
 #endif /* _TESLA_STATE */

==== //depot/projects/ctsrd/tesla/src/sys/contrib/tesla/libtesla/tesla_notification.c#12 (text+ko) ====

@@ -358,9 +358,8 @@
 	&printf_handlers,
 #if defined(_KERNEL) && defined(KDTRACE_HOOKS)
 	&dtrace_handlers,
-#else
+#endif
 	&failstop_handlers,
-#endif
 };
 
 static struct tesla_event_metahandler default_event_handlers = {
@@ -373,4 +372,14 @@
 	.tem_handlers = default_handlers,
 };
 
+#ifdef _KERNEL
+#include <sys/sysctl.h>
+
+SYSCTL_NODE(, OID_AUTO, tesla, CTLFLAG_RW, 0, "TESLA");
+SYSCTL_NODE(_tesla, OID_AUTO, events, CTLFLAG_RW, 0, "control of TESLA events");
+SYSCTL_UINT(_tesla_events, OID_AUTO, handlers, CTLFLAG_RW,
+	   &default_event_handlers.tem_mask, 0,
+	   "Mask of currently-enabled TESLA event handlers");
+#endif
+
 static struct tesla_event_metahandler *event_handlers = &default_event_handlers;