Commit-ID: e0cf0cd49632552f063fb3ae58691946da45fb2e
Gitweb: http://git.kernel.org/tip/e0cf0cd49632552f063fb3ae58691946da45fb2e
Author: Jason Baron <jbaron@xxxxxxxxxx>
AuthorDate: Fri, 17 Sep 2010 11:09:04 -0400
Committer: Steven Rostedt <rostedt@xxxxxxxxxxx>
CommitDate: Wed, 22 Sep 2010 16:30:03 -0400
jump label: Initialize workqueue tracepoints *before* they are registered
Initialize the workqueue data structures *before* they are registered
so that they are ready for callbacks.
Signed-off-by: Jason Baron <jbaron@xxxxxxxxxx>
LKML-Reference: <e3a3383fc370ac7086625bebe89d9480d7caf372.1284733808.git.jbaron@xxxxxxxxxx>
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
---
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:
--
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