Support 'discard sectors' operation in translation layer support core

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

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 26ececbbebe2a73fb8bd5242597af13eb2855022..727886d25c4eaf42379e379c1bb747fa1080a3e9 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -81,6 +81,7 @@ enum {
         */
        REQ_LB_OP_EJECT = 0x40,         /* eject request */
        REQ_LB_OP_FLUSH = 0x41,         /* flush device */
+       REQ_LB_OP_DISCARD = 0x42,       /* discard sectors */
 };
 
 /*