1 files changed, 4 insertions, 0 deletions

diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index e65c62e82c5a..bb1371bf171d 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -161,6 +161,8 @@ struct scsi_device {
         unsigned wce_default_on:1;      /* Cache is ON by default */
         unsigned no_dif:1;      /* T10 PI (DIF) should be disabled */
 
+        atomic_t disk_events_disable_depth; /* disable depth for disk events */
+
         DECLARE_BITMAP(supported_events, SDEV_EVT_MAXBITS); /* supported events */
         struct list_head event_list;    /* asserted events */
         struct work_struct event_work;
@@ -397,6 +399,8 @@ extern int scsi_execute_req(struct scsi_device *sdev, const unsigned char *cmd,
                             int data_direction, void *buffer, unsigned bufflen,
                             struct scsi_sense_hdr *, int timeout, int retries,
                             int *resid);
+extern void sdev_disable_disk_events(struct scsi_device *sdev);
+extern void sdev_enable_disk_events(struct scsi_device *sdev);
 
 #ifdef CONFIG_PM_RUNTIME
 extern int scsi_autopm_get_device(struct scsi_device *);