block: add fault injection mechanism for faking request timeouts

[linux-2.6-omap-h63xx.git] / include / linux / blkdev.h

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index b47767c72ce3adebbbe66ad1ebc5a3788952cca0..e34999d14c16d9df9f663a6e48a3d2a754522165 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -440,6 +440,7 @@ struct request_queue
 #define QUEUE_FLAG_BIDI                9       /* queue supports bidi requests */
 #define QUEUE_FLAG_NOMERGES    10      /* disable merge attempts */
 #define QUEUE_FLAG_SAME_COMP   11      /* force complete on same CPU */
+#define QUEUE_FLAG_FAIL_IO     12      /* fake timeout */
 
 static inline int queue_is_locked(struct request_queue *q)
 {