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* [PATCH for-6.1 1/1] selftests/net: don't tests batched TCP io_uring zc
@ 2022-10-26 23:11 Pavel Begunkov
  2022-11-02 10:42 ` Pavel Begunkov
  2022-11-02 14:27 ` Jens Axboe
  0 siblings, 2 replies; 3+ messages in thread
From: Pavel Begunkov @ 2022-10-26 23:11 UTC (permalink / raw)
  To: io-uring; +Cc: Jens Axboe, asml.silence

It doesn't make sense batch submitting io_uring requests to a single TCP
socket without linking or some other kind of ordering. Moreover, it
causes spurious -EINTR fails due to interaction with task_work. Disable
it for now and keep queue depth=1.

Signed-off-by: Pavel Begunkov <[email protected]>
---
 tools/testing/selftests/net/io_uring_zerocopy_tx.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/net/io_uring_zerocopy_tx.sh b/tools/testing/selftests/net/io_uring_zerocopy_tx.sh
index 32aa6e9dacc2..9ac4456d48fc 100755
--- a/tools/testing/selftests/net/io_uring_zerocopy_tx.sh
+++ b/tools/testing/selftests/net/io_uring_zerocopy_tx.sh
@@ -29,7 +29,7 @@ if [[ "$#" -eq "0" ]]; then
 	for IP in "${IPs[@]}"; do
 		for mode in $(seq 1 3); do
 			$0 "$IP" udp -m "$mode" -t 1 -n 32
-			$0 "$IP" tcp -m "$mode" -t 1 -n 32
+			$0 "$IP" tcp -m "$mode" -t 1 -n 1
 		done
 	done
 
-- 
2.38.0


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2022-10-26 23:11 [PATCH for-6.1 1/1] selftests/net: don't tests batched TCP io_uring zc Pavel Begunkov
2022-11-02 10:42 ` Pavel Begunkov
2022-11-02 14:27 ` Jens Axboe

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