linux-kernel - Re: [RFC PATCH v2 4/4] vsock/test: MSG_PEEK test for SOCK

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Message-ID: <lkfzuvv53lyycpun27knppjhk46lyqrz4idvzj7fzer2566y5t@mtc7v33q3erg>
Date:   Tue, 25 Jul 2023 17:41:05 +0200
From:   Stefano Garzarella <sgarzare@...hat.com>
To:     Arseniy Krasnov <AVKrasnov@...rdevices.ru>
Cc:     Stefan Hajnoczi <stefanha@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Bobby Eshleman <bobby.eshleman@...edance.com>,
        kvm@...r.kernel.org, virtualization@...ts.linux-foundation.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...rdevices.ru, oxffffaa@...il.com
Subject: Re: [RFC PATCH v2 4/4] vsock/test: MSG_PEEK test for SOCK_SEQPACKET

On Wed, Jul 19, 2023 at 10:27:08PM +0300, Arseniy Krasnov wrote:
>This adds MSG_PEEK test for SOCK_SEQPACKET. It works in the same way as
>SOCK_STREAM test, except it also tests MSG_TRUNC flag.
>
>Signed-off-by: Arseniy Krasnov <AVKrasnov@...rdevices.ru>
>---
> tools/testing/vsock/vsock_test.c | 58 +++++++++++++++++++++++++++++---
> 1 file changed, 54 insertions(+), 4 deletions(-)
>
>diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
>index 444a3ff0681f..2ca2cbfa9808 100644
>--- a/tools/testing/vsock/vsock_test.c
>+++ b/tools/testing/vsock/vsock_test.c
>@@ -257,14 +257,19 @@ static void test_stream_multiconn_server(const struct test_opts *opts)
>
> #define MSG_PEEK_BUF_LEN 64
>
>-static void test_stream_msg_peek_client(const struct test_opts *opts)
>+static void __test_msg_peek_client(const struct test_opts *opts,

Let's stay with just test_msg_peek_client(), WDYT?

>+				   bool seqpacket)
> {
> 	unsigned char buf[MSG_PEEK_BUF_LEN];
> 	ssize_t send_size;
> 	int fd;
> 	int i;
>
>-	fd = vsock_stream_connect(opts->peer_cid, 1234);
>+	if (seqpacket)
>+		fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
>+	else
>+		fd = vsock_stream_connect(opts->peer_cid, 1234);
>+
> 	if (fd < 0) {
> 		perror("connect");
> 		exit(EXIT_FAILURE);
>@@ -290,7 +295,8 @@ static void test_stream_msg_peek_client(const struct test_opts *opts)
> 	close(fd);
> }
>
>-static void test_stream_msg_peek_server(const struct test_opts *opts)
>+static void __test_msg_peek_server(const struct test_opts *opts,

Same here.

The rest LGTM!

Also the whole series should be ready for net-next, right?

Stefano