diff options
Diffstat (limited to 'block/blk-wbt.c')
-rw-r--r-- | block/blk-wbt.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/block/blk-wbt.c b/block/blk-wbt.c index 4680691a96bc..07ed0b0aee1f 100644 --- a/block/blk-wbt.c +++ b/block/blk-wbt.c @@ -422,6 +422,14 @@ static void wbt_update_limits(struct rq_wb *rwb) rwb_wake_all(rwb); } +bool wbt_disabled(struct request_queue *q) +{ + struct rq_qos *rqos = wbt_rq_qos(q); + + return !rqos || RQWB(rqos)->enable_state == WBT_STATE_OFF_DEFAULT || + RQWB(rqos)->enable_state == WBT_STATE_OFF_MANUAL; +} + u64 wbt_get_min_lat(struct request_queue *q) { struct rq_qos *rqos = wbt_rq_qos(q); |