A plain loop in scsi_evt_thread() opencodes optimized atomic bit traversing
macro. Simplify it by using the dedicated iterator.
CC: Bart Van Assche <bvanassche@xxxxxxx>
Signed-off-by: Yury Norov <yury.norov@xxxxxxxxx>
---
drivers/scsi/scsi_lib.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index cf3864f72093..a4c5c9b4bfc9 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2494,14 +2494,13 @@ static void scsi_evt_emit(struct scsi_device *sdev, struct scsi_event *evt)
void scsi_evt_thread(struct work_struct *work)
{
struct scsi_device *sdev;
- enum scsi_device_event evt_type;
+ enum scsi_device_event evt_type = SDEV_EVT_FIRST;
LIST_HEAD(event_list);
sdev = container_of(work, struct scsi_device, event_work);
- for (evt_type = SDEV_EVT_FIRST; evt_type <= SDEV_EVT_LAST; evt_type++)
- if (test_and_clear_bit(evt_type, sdev->pending_events))
- sdev_evt_send_simple(sdev, evt_type, GFP_KERNEL);
+ for_each_test_and_clear_bit_from(evt_type, sdev->pending_events, SDEV_EVT_LAST + 1)
+ sdev_evt_send_simple(sdev, evt_type, GFP_KERNEL);
while (1) {
struct scsi_event *evt;
--
2.40.1
