Currently, sendmmsg is implemented in udpgso_bench_tx.c,
but it is not called by any test script.

This patch adds a test for sendmmsg in udpgso_bench.sh.
This allows for basic API testing and benchmarking
comparisons with GSO.

Signed-off-by: Kenjiro Nakayama <nakayamakenjiro@gmail.com>
---
 tools/testing/selftests/net/udpgso_bench.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/testing/selftests/net/udpgso_bench.sh b/tools/testing/selftests/net/udpgso_bench.sh
index 640bc43452fa..88fa1d53ba2b 100755
--- a/tools/testing/selftests/net/udpgso_bench.sh
+++ b/tools/testing/selftests/net/udpgso_bench.sh
@@ -92,6 +92,9 @@ run_udp() {
 	echo "udp"
 	run_in_netns ${args}
 
+	echo "udp sendmmsg"
+	run_in_netns ${args} -m
+
 	echo "udp gso"
 	run_in_netns ${args} -S 0
 
-- 
2.39.3 (Apple Git-146)

Kenjiro Nakayama wrote:
> Currently, sendmmsg is implemented in udpgso_bench_tx.c,
> but it is not called by any test script.
> 
> This patch adds a test for sendmmsg in udpgso_bench.sh.
> This allows for basic API testing and benchmarking
> comparisons with GSO.
> 
> Signed-off-by: Kenjiro Nakayama <nakayamakenjiro@gmail.com>

Reviewed-by: Willem de Bruijn <willemb@google.com>

On Wed, Dec 04, 2024 at 07:28:44AM +0900, Kenjiro Nakayama wrote:
> Currently, sendmmsg is implemented in udpgso_bench_tx.c,
> but it is not called by any test script.
> 
> This patch adds a test for sendmmsg in udpgso_bench.sh.
> This allows for basic API testing and benchmarking
> comparisons with GSO.
> 
> Signed-off-by: Kenjiro Nakayama <nakayamakenjiro@gmail.com>
> ---
>  tools/testing/selftests/net/udpgso_bench.sh | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/tools/testing/selftests/net/udpgso_bench.sh b/tools/testing/selftests/net/udpgso_bench.sh
> index 640bc43452fa..88fa1d53ba2b 100755
> --- a/tools/testing/selftests/net/udpgso_bench.sh
> +++ b/tools/testing/selftests/net/udpgso_bench.sh
> @@ -92,6 +92,9 @@ run_udp() {
>  	echo "udp"
>  	run_in_netns ${args}
>  
> +	echo "udp sendmmsg"
> +	run_in_netns ${args} -m
> +
>  	echo "udp gso"
>  	run_in_netns ${args} -S 0
>  
> -- 
> 2.39.3 (Apple Git-146)
> 
Reviewed-by: Hangbin Liu <liuhangbin@gmail.com>