[SCSI] hpsa: use workqueue instead of kernel thread for lockup detection

Much simpler and avoids races starting/stopping the thread.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h
index 5f3f72f90bc9..01c328349c83 100644
--- a/drivers/scsi/hpsa.h
+++ b/drivers/scsi/hpsa.h
@@ -135,7 +135,8 @@ struct ctlr_info {
         u32 heartbeat_sample_interval;
         atomic_t firmware_flash_in_progress;
         u32 lockup_detected;
-        struct list_head lockup_list;
+        struct delayed_work monitor_ctlr_work;
+        int remove_in_progress;
         u32 fifo_recently_full;
         /* Address of h->q[x] is passed to intr handler to know which queue */
         u8 q[MAX_REPLY_QUEUES];