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authorguanglei <guanglei>2006-05-18 10:07:15 +0000
committerguanglei <guanglei>2006-05-18 10:07:15 +0000
commit739aa6f5209c3756d42de8380107f49891044bd8 (patch)
treea607b009430c3b89908fe8d8b948e50addeed441 /tapset/scheduler.stp
parente55fe027da6703dd1222b2503f2a89cdb30eeea5 (diff)
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Check into CVS the tracing specific tapsets used by LKET.
And some minor changes to current tapsets
Diffstat (limited to 'tapset/scheduler.stp')
-rw-r--r--tapset/scheduler.stp6
1 files changed, 5 insertions, 1 deletions
diff --git a/tapset/scheduler.stp b/tapset/scheduler.stp
index 08581332..442a8105 100644
--- a/tapset/scheduler.stp
+++ b/tapset/scheduler.stp
@@ -110,7 +110,11 @@ probe scheduler.balance = kernel.inline("idle_balance") {}
/* probe scheduler.ctxswitch
*
* Fires when there is a context switch
- *
+
+ * Currently systemTap can't access arguments of inline
+ * functions. So we choose to probe __switch_to instead
+ * of context_switch()
+
* Arguments:
* prev_pid: The pid of the process to be switched out
* next_pid: The pid of the process to be switched in