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[212.216.181.13]) by smtp.gmail.com with ESMTPSA id ee11sm8306374edb.26.2021.08.11.02.12.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Aug 2021 02:12:43 -0700 (PDT) Date: Wed, 11 Aug 2021 11:12:40 +0200 From: Stefano Garzarella To: Arseny Krasnov Cc: Stefan Hajnoczi , "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Jakub Kicinski , Norbert Slusarek , Andra Paraschiv , Colin Ian King , kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, stsp2@yandex.ru, oxffffaa@gmail.com Subject: Re: [RFC PATCH v2 5/5] vsock_test: update message bounds test for MSG_EOR Message-ID: <20210811091240.jbum3572eelgbbpi@steredhat> References: <20210810113901.1214116-1-arseny.krasnov@kaspersky.com> <20210810114119.1215014-1-arseny.krasnov@kaspersky.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20210810114119.1215014-1-arseny.krasnov@kaspersky.com> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Tue, Aug 10, 2021 at 02:41:16PM +0300, Arseny Krasnov wrote: >Set 'MSG_EOR' in one of message sent, check that 'MSG_EOR' >is visible in corresponding message at receiver. > >Signed-off-by: Arseny Krasnov >--- > tools/testing/vsock/vsock_test.c | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) > >diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c >index 67766bfe176f..2a3638c0a008 100644 >--- a/tools/testing/vsock/vsock_test.c >+++ b/tools/testing/vsock/vsock_test.c >@@ -282,6 +282,7 @@ static void test_stream_msg_peek_server(const struct test_opts *opts) > } > > #define MESSAGES_CNT 7 >+#define MSG_EOR_IDX (MESSAGES_CNT / 2) > static void test_seqpacket_msg_bounds_client(const struct test_opts *opts) > { > int fd; >@@ -294,7 +295,7 @@ static void test_seqpacket_msg_bounds_client(const struct test_opts *opts) > > /* Send several messages, one with MSG_EOR flag */ > for (int i = 0; i < MESSAGES_CNT; i++) >- send_byte(fd, 1, 0); >+ send_byte(fd, 1, (i == MSG_EOR_IDX) ? MSG_EOR : 0); > > control_writeln("SENDDONE"); > close(fd); >@@ -324,6 +325,11 @@ static void test_seqpacket_msg_bounds_server(const struct test_opts *opts) > perror("message bound violated"); > exit(EXIT_FAILURE); > } >+ >+ if ((i == MSG_EOR_IDX) ^ !!(msg.msg_flags & MSG_EOR)) { >+ perror("MSG_EOR"); >+ exit(EXIT_FAILURE); >+ } > } > > close(fd); >-- >2.25.1 > Reviewed-by: Stefano Garzarella