From: Jens Axboe <axboe@kernel.dk>
Date: Tue, 15 Jan 2019 17:58:17 +0000 (-0700)
Subject: t/io_uring: wait if we're at queue limit
X-Git-Tag: fio-3.13~19
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=e4db5bd917962ce3c4ccf2d88c908059e4ab15cb

t/io_uring: wait if we're at queue limit

There was an off-by-one there, it's perfectly fine not to specify
events to wait for if the submission will take us to the queue
depth limit.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/t/io_uring.c b/t/io_uring.c
index 205769cf..78b92685 100644
--- a/t/io_uring.c
+++ b/t/io_uring.c
@@ -311,7 +311,7 @@ static void *submitter_fn(void *data)
 submit_more:
 		to_submit = prepped;
 submit:
-		if (to_submit && (s->inflight + to_submit < DEPTH))
+		if (to_submit && (s->inflight + to_submit <= DEPTH))
 			to_wait = 0;
 		else
 			to_wait = min(s->inflight + to_submit, BATCH_COMPLETE);