block: remove unused REQ_TYPE_LINUX_BLOCK

Nobody uses REQ_TYPE_LINUX_BLOCK (and its REQ_LB_OP_*).

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 3a2c5d9..baf5258 100644 (file)
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -60,7 +60,6 @@ enum rq_cmd_type_bits {
        REQ_TYPE_PM_RESUME,             /* resume request */
        REQ_TYPE_PM_SHUTDOWN,           /* shutdown request */
        REQ_TYPE_SPECIAL,               /* driver defined type */
-       REQ_TYPE_LINUX_BLOCK,           /* generic block layer message */
        /*
         * for ATA/ATAPI devices. this really doesn't belong here, ide should
         * use REQ_TYPE_SPECIAL and use rq->cmd[0] with the range of driver
@@ -70,20 +69,6 @@ enum rq_cmd_type_bits {
        REQ_TYPE_ATA_PC,
 };
 
-/*
- * For request of type REQ_TYPE_LINUX_BLOCK, rq->cmd[0] is the opcode being
- * sent down (similar to how REQ_TYPE_BLOCK_PC means that ->cmd[] holds a
- * SCSI cdb.
- *
- * 0x00 -> 0x3f are driver private, to be used for whatever purpose they need,
- * typically to differentiate REQ_TYPE_SPECIAL requests.
- *
- */
-enum {
-       REQ_LB_OP_EJECT = 0x40,         /* eject request */
-       REQ_LB_OP_FLUSH = 0x41,         /* flush request */
-};
-
 #define BLK_MAX_CDB    16
 
 /*