diff options
Diffstat (limited to 'block/bfq-iosched.c')
| -rw-r--r-- | block/bfq-iosched.c | 29 |
1 files changed, 2 insertions, 27 deletions
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 128b3be49463..495b9ddb3355 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -1363,15 +1363,6 @@ static bool bfq_bfqq_update_budg_for_activation(struct bfq_data *bfqd, } /* - * Return the farthest future time instant according to jiffies - * macros. - */ -static unsigned long bfq_greatest_from_now(void) -{ - return jiffies + MAX_JIFFY_OFFSET; -} - -/* * Return the farthest past time instant according to jiffies * macros. */ @@ -1515,7 +1506,8 @@ static void bfq_bfqq_handle_idle_busy_switch(struct bfq_data *bfqd, in_burst = bfq_bfqq_in_large_burst(bfqq); soft_rt = bfqd->bfq_wr_max_softrt_rate > 0 && !in_burst && - time_is_before_jiffies(bfqq->soft_rt_next_start); + time_is_before_jiffies(bfqq->soft_rt_next_start) && + bfqq->dispatched == 0; *interactive = !in_burst && idle_for_long_time; wr_or_deserves_wr = bfqd->low_latency && (bfqq->wr_coeff > 1 || @@ -3222,23 +3214,6 @@ void bfq_bfqq_expire(struct bfq_data *bfqd, bfq_bfqq_softrt_next_start(bfqd, bfqq); else { /* - * The application is still waiting for the - * completion of one or more requests: - * prevent it from possibly being incorrectly - * deemed as soft real-time by setting its - * soft_rt_next_start to infinity. In fact, - * without this assignment, the application - * would be incorrectly deemed as soft - * real-time if: - * 1) it issued a new request before the - * completion of all its in-flight - * requests, and - * 2) at that time, its soft_rt_next_start - * happened to be in the past. - */ - bfqq->soft_rt_next_start = - bfq_greatest_from_now(); - /* * Schedule an update of soft_rt_next_start to when * the task may be discovered to be isochronous. */ |