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-rw-r--r--drivers/oprofile/buffer_sync.c2
-rw-r--r--drivers/oprofile/cpu_buffer.c10
-rw-r--r--drivers/oprofile/cpu_buffer.h1
3 files changed, 9 insertions, 4 deletions
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index b7e755f4178a..a3984f4ef192 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -190,7 +190,7 @@ void sync_stop(void)
190 profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb); 190 profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb);
191 task_handoff_unregister(&task_free_nb); 191 task_handoff_unregister(&task_free_nb);
192 mutex_unlock(&buffer_mutex); 192 mutex_unlock(&buffer_mutex);
193 flush_scheduled_work(); 193 flush_cpu_work();
194 194
195 /* make sure we don't leak task structs */ 195 /* make sure we don't leak task structs */
196 process_task_mortuary(); 196 process_task_mortuary();
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c
index f179ac2ea801..59f55441e075 100644
--- a/drivers/oprofile/cpu_buffer.c
+++ b/drivers/oprofile/cpu_buffer.c
@@ -111,14 +111,18 @@ void start_cpu_work(void)
111 111
112void end_cpu_work(void) 112void end_cpu_work(void)
113{ 113{
114 int i;
115
116 work_enabled = 0; 114 work_enabled = 0;
115}
116
117void flush_cpu_work(void)
118{
119 int i;
117 120
118 for_each_online_cpu(i) { 121 for_each_online_cpu(i) {
119 struct oprofile_cpu_buffer *b = &per_cpu(op_cpu_buffer, i); 122 struct oprofile_cpu_buffer *b = &per_cpu(op_cpu_buffer, i);
120 123
121 cancel_delayed_work(&b->work); 124 /* these works are per-cpu, no need for flush_sync */
125 flush_delayed_work(&b->work);
122 } 126 }
123} 127}
124 128
diff --git a/drivers/oprofile/cpu_buffer.h b/drivers/oprofile/cpu_buffer.h
index 68ea16ab645f..e1d097e250ae 100644
--- a/drivers/oprofile/cpu_buffer.h
+++ b/drivers/oprofile/cpu_buffer.h
@@ -25,6 +25,7 @@ void free_cpu_buffers(void);
25 25
26void start_cpu_work(void); 26void start_cpu_work(void);
27void end_cpu_work(void); 27void end_cpu_work(void);
28void flush_cpu_work(void);
28 29
29/* CPU buffer is composed of such entries (which are 30/* CPU buffer is composed of such entries (which are
30 * also used for context switch notes) 31 * also used for context switch notes)