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block: rename need_dispatch to piecemeal_dispatch in blk-mq sched #902

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block: rename need_dispatch to piecemeal_dispatch in blk-mq sched #902

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8 changes: 4 additions & 4 deletions block/blk-mq-sched.c
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Original file line number Diff line number Diff line change
Expand Up @@ -267,7 +267,7 @@ static int blk_mq_do_dispatch_ctx(struct blk_mq_hw_ctx *hctx)

static int __blk_mq_sched_dispatch_requests(struct blk_mq_hw_ctx *hctx)
{
bool need_dispatch = false;
bool piecemeal_dispatch = false;
LIST_HEAD(rq_list);

/*
Expand Down Expand Up @@ -298,16 +298,16 @@ static int __blk_mq_sched_dispatch_requests(struct blk_mq_hw_ctx *hctx)
blk_mq_sched_mark_restart_hctx(hctx);
if (!blk_mq_dispatch_rq_list(hctx, &rq_list, true))
return 0;
need_dispatch = true;
piecemeal_dispatch = true;
} else {
need_dispatch = hctx->dispatch_busy;
piecemeal_dispatch = hctx->dispatch_busy;
}

if (hctx->queue->elevator)
return blk_mq_do_dispatch_sched(hctx);

/* dequeue request one by one from sw queue if queue is busy */
if (need_dispatch)
if (piecemeal_dispatch)
return blk_mq_do_dispatch_ctx(hctx);
blk_mq_flush_busy_ctxs(hctx, &rq_list);
blk_mq_dispatch_rq_list(hctx, &rq_list, true);
Expand Down
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