hpsa: use per-cpu variable for lockup_detected

Avoid excessive locking by using per-cpu variable for lockup_detected

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Reviewed-by: Scott Teel <scott.teel@hp.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h
index 60d72fc3c180..6da9a9f4b749 100644
--- a/drivers/scsi/hpsa.h
+++ b/drivers/scsi/hpsa.h
@@ -192,7 +192,7 @@ struct ctlr_info {
         u64 last_heartbeat_timestamp;
         u32 heartbeat_sample_interval;
         atomic_t firmware_flash_in_progress;
-        u32 lockup_detected;
+        u32 *lockup_detected;
         struct delayed_work monitor_ctlr_work;
         int remove_in_progress;
         u32 fifo_recently_full;