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-rw-r--r--block/elevator.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/block/elevator.c b/block/elevator.c
index db3d0d8296a..5e558c4689a 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -33,6 +33,7 @@
#include <linux/init.h>
#include <linux/compiler.h>
#include <linux/delay.h>
+#include <linux/blktrace_api.h>
#include <asm/uaccess.h>
@@ -333,6 +334,8 @@ void elv_insert(request_queue_t *q, struct request *rq, int where)
struct list_head *pos;
unsigned ordseq;
+ blk_add_trace_rq(q, rq, BLK_TA_INSERT);
+
rq->q = q;
switch (where) {
@@ -499,6 +502,7 @@ struct request *elv_next_request(request_queue_t *q)
* not be passed by new incoming requests
*/
rq->flags |= REQ_STARTED;
+ blk_add_trace_rq(q, rq, BLK_TA_ISSUE);
}
if (!q->boundary_rq || q->boundary_rq == rq) {