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path: root/drivers/oprofile
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Diffstat (limited to 'drivers/oprofile')
-rw-r--r--drivers/oprofile/cpu_buffer.c9
-rw-r--r--drivers/oprofile/cpu_buffer.h2
2 files changed, 6 insertions, 5 deletions
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c
index fc4bc9b94c7..a83c3db7d18 100644
--- a/drivers/oprofile/cpu_buffer.c
+++ b/drivers/oprofile/cpu_buffer.c
@@ -29,7 +29,7 @@
struct oprofile_cpu_buffer cpu_buffer[NR_CPUS] __cacheline_aligned;
-static void wq_sync_buffer(void *);
+static void wq_sync_buffer(struct work_struct *work);
#define DEFAULT_TIMER_EXPIRE (HZ / 10)
static int work_enabled;
@@ -65,7 +65,7 @@ int alloc_cpu_buffers(void)
b->sample_received = 0;
b->sample_lost_overflow = 0;
b->cpu = i;
- INIT_WORK(&b->work, wq_sync_buffer, b);
+ INIT_DELAYED_WORK(&b->work, wq_sync_buffer);
}
return 0;
@@ -282,9 +282,10 @@ void oprofile_add_trace(unsigned long pc)
* By using schedule_delayed_work_on and then schedule_delayed_work
* we guarantee this will stay on the correct cpu
*/
-static void wq_sync_buffer(void * data)
+static void wq_sync_buffer(struct work_struct *work)
{
- struct oprofile_cpu_buffer * b = data;
+ struct oprofile_cpu_buffer * b =
+ container_of(work, struct oprofile_cpu_buffer, work.work);
if (b->cpu != smp_processor_id()) {
printk("WQ on CPU%d, prefer CPU%d\n",
smp_processor_id(), b->cpu);
diff --git a/drivers/oprofile/cpu_buffer.h b/drivers/oprofile/cpu_buffer.h
index 09abb80e057..49900d9e323 100644
--- a/drivers/oprofile/cpu_buffer.h
+++ b/drivers/oprofile/cpu_buffer.h
@@ -43,7 +43,7 @@ struct oprofile_cpu_buffer {
unsigned long sample_lost_overflow;
unsigned long backtrace_aborted;
int cpu;
- struct work_struct work;
+ struct delayed_work work;
} ____cacheline_aligned;
extern struct oprofile_cpu_buffer cpu_buffer[];