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path: root/drivers/oprofile/cpu_buffer.c
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Diffstat (limited to 'drivers/oprofile/cpu_buffer.c')
-rw-r--r--drivers/oprofile/cpu_buffer.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c
index fc4bc9b94c74..a83c3db7d18f 100644
--- a/drivers/oprofile/cpu_buffer.c
+++ b/drivers/oprofile/cpu_buffer.c
@@ -29,7 +29,7 @@
29 29
30struct oprofile_cpu_buffer cpu_buffer[NR_CPUS] __cacheline_aligned; 30struct oprofile_cpu_buffer cpu_buffer[NR_CPUS] __cacheline_aligned;
31 31
32static void wq_sync_buffer(void *); 32static void wq_sync_buffer(struct work_struct *work);
33 33
34#define DEFAULT_TIMER_EXPIRE (HZ / 10) 34#define DEFAULT_TIMER_EXPIRE (HZ / 10)
35static int work_enabled; 35static int work_enabled;
@@ -65,7 +65,7 @@ int alloc_cpu_buffers(void)
65 b->sample_received = 0; 65 b->sample_received = 0;
66 b->sample_lost_overflow = 0; 66 b->sample_lost_overflow = 0;
67 b->cpu = i; 67 b->cpu = i;
68 INIT_WORK(&b->work, wq_sync_buffer, b); 68 INIT_DELAYED_WORK(&b->work, wq_sync_buffer);
69 } 69 }
70 return 0; 70 return 0;
71 71
@@ -282,9 +282,10 @@ void oprofile_add_trace(unsigned long pc)
282 * By using schedule_delayed_work_on and then schedule_delayed_work 282 * By using schedule_delayed_work_on and then schedule_delayed_work
283 * we guarantee this will stay on the correct cpu 283 * we guarantee this will stay on the correct cpu
284 */ 284 */
285static void wq_sync_buffer(void * data) 285static void wq_sync_buffer(struct work_struct *work)
286{ 286{
287 struct oprofile_cpu_buffer * b = data; 287 struct oprofile_cpu_buffer * b =
288 container_of(work, struct oprofile_cpu_buffer, work.work);
288 if (b->cpu != smp_processor_id()) { 289 if (b->cpu != smp_processor_id()) {
289 printk("WQ on CPU%d, prefer CPU%d\n", 290 printk("WQ on CPU%d, prefer CPU%d\n",
290 smp_processor_id(), b->cpu); 291 smp_processor_id(), b->cpu);