Merge 5.17-rc6 into char-misc-next

[linux-2.6-microblaze.git] / block / genhd.c

diff --git a/block/genhd.c b/block/genhd.c
index 626c840..9eca1f7 100644 (file)
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -548,6 +548,20 @@ out_free_ext_minor:
 }
 EXPORT_SYMBOL(device_add_disk);
 
+/**
+ * blk_mark_disk_dead - mark a disk as dead
+ * @disk: disk to mark as dead
+ *
+ * Mark as disk as dead (e.g. surprise removed) and don't accept any new I/O
+ * to this disk.
+ */
+void blk_mark_disk_dead(struct gendisk *disk)
+{
+       set_bit(GD_DEAD, &disk->state);
+       blk_queue_start_drain(disk->queue);
+}
+EXPORT_SYMBOL_GPL(blk_mark_disk_dead);
+
 /**
  * del_gendisk - remove the gendisk
  * @disk: the struct gendisk to remove