reset trace when setting new trigger

PATCH New Jan Kiszka 1 participant 1 message Nov 11, 2007

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Jan Kiszka

author

2007-11-11 17:33 UTC #0 lore raw

PATCH 1/1 reset trace when setting new trigger

For convenience: When the user sets a new triggering point via /proc/ipipe/trace/trigger, also reset the currently frozen path so that the new trigger can fire ASAP.

Jan

---
 kernel/ipipe/tracer.c |    2 ++
 1 file changed, 2 insertions(+)

kernel/ipipe/tracer.c +2 -0

Index: linux-2.6.23.1-xeno_64/kernel/ipipe/tracer.c
===================================================================
@@ -1244,6 +1244,8 @@ static int __ipipe_wr_trigger(struct fil
 	/* invalidate the current range before setting a new one */
 	trigger_end = 0;
 	wmb();
+	ipipe_trace_frozen_reset();
+
 	/* set new range */
 	trigger_begin = begin;
 	wmb();