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-rw-r--r--block/bfq-iosched.h16
1 files changed, 8 insertions, 8 deletions
diff --git a/block/bfq-iosched.h b/block/bfq-iosched.h
index 703895224562..c913b06016b3 100644
--- a/block/bfq-iosched.h
+++ b/block/bfq-iosched.h
@@ -291,6 +291,11 @@ struct bfq_queue {
/* associated @bfq_ttime struct */
struct bfq_ttime ttime;
+ /* when bfqq started to do I/O within the last observation window */
+ u64 io_start_time;
+ /* how long bfqq has remained empty during the last observ. window */
+ u64 tot_idle_time;
+
/* bit vector: a 1 for each seeky requests in history */
u32 seek_history;
@@ -407,6 +412,9 @@ struct bfq_io_cq {
*/
bool saved_IO_bound;
+ u64 saved_io_start_time;
+ u64 saved_tot_idle_time;
+
/*
* Same purpose as the previous fields for the value of the
* field keeping the queue's belonging to a large burst
@@ -642,14 +650,6 @@ struct bfq_data {
unsigned int bfq_timeout;
/*
- * Number of consecutive requests that must be issued within
- * the idle time slice to set again idling to a queue which
- * was marked as non-I/O-bound (see the definition of the
- * IO_bound flag for further details).
- */
- unsigned int bfq_requests_within_timer;
-
- /*
* Force device idling whenever needed to provide accurate
* service guarantees, without caring about throughput
* issues. CAVEAT: this may even increase latencies, in case