SCSI: add asynchronous event notification API

Originally based on a patch by Kristen Carlson Accardi @ Intel.
Copious input from James Bottomley.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index b53c5f67e372..40ea71cd2ca6 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -236,6 +236,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
         struct scsi_device *sdev;
         int display_failure_msg = 1, ret;
         struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
+        extern void scsi_evt_thread(struct work_struct *work);
 
         sdev = kzalloc(sizeof(*sdev) + shost->transportt->device_size,
                        GFP_ATOMIC);
@@ -254,7 +255,9 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
         INIT_LIST_HEAD(&sdev->same_target_siblings);
         INIT_LIST_HEAD(&sdev->cmd_list);
         INIT_LIST_HEAD(&sdev->starved_entry);
+        INIT_LIST_HEAD(&sdev->event_list);
         spin_lock_init(&sdev->list_lock);
+        INIT_WORK(&sdev->event_work, scsi_evt_thread);
 
         sdev->sdev_gendev.parent = get_device(&starget->dev);
         sdev->sdev_target = starget;