[PATCH 08/13] jump label v9: initialize workqueue tracepoints *before* they are registered
From: Jason Baron
Date: Wed Jun 09 2010 - 17:40:04 EST
Initialize the workqueue data structures *before* they are registered
so that they are ready for callbacks.
Signed-off-by: Jason Baron <jbaron@xxxxxxxxxx>
---
kernel/trace/trace_workqueue.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/kernel/trace/trace_workqueue.c b/kernel/trace/trace_workqueue.c
index a7cc379..209b379 100644
--- a/kernel/trace/trace_workqueue.c
+++ b/kernel/trace/trace_workqueue.c
@@ -263,6 +263,11 @@ int __init trace_workqueue_early_init(void)
{
int ret, cpu;
+ for_each_possible_cpu(cpu) {
+ spin_lock_init(&workqueue_cpu_stat(cpu)->lock);
+ INIT_LIST_HEAD(&workqueue_cpu_stat(cpu)->list);
+ }
+
ret = register_trace_workqueue_insertion(probe_workqueue_insertion, NULL);
if (ret)
goto out;
@@ -279,11 +284,6 @@ int __init trace_workqueue_early_init(void)
if (ret)
goto no_creation;
- for_each_possible_cpu(cpu) {
- spin_lock_init(&workqueue_cpu_stat(cpu)->lock);
- INIT_LIST_HEAD(&workqueue_cpu_stat(cpu)->list);
- }
-
return 0;
no_creation:
--
1.7.1
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