From: Stefano Garzarella <sgarzare@redhat.com>
To: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
Cc: "David S. Miller" <davem@davemloft.net>,
"edumazet@google.com" <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
"kys@microsoft.com" <kys@microsoft.com>,
"haiyangz@microsoft.com" <haiyangz@microsoft.com>,
"sthemmin@microsoft.com" <sthemmin@microsoft.com>,
"wei.liu@kernel.org" <wei.liu@kernel.org>,
Dexuan Cui <decui@microsoft.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
Bryan Tan <bryantan@vmware.com>, Vishnu Dasa <vdasa@vmware.com>,
VMware PV-Drivers Reviewers <pv-drivers@vmware.com>,
Krasnov Arseniy <oxffffaa@gmail.com>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
kernel <kernel@sberdevices.ru>
Subject: Re: [RFC PATCH v3 9/9] vsock_test: POLLIN + SO_RCVLOWAT test
Date: Mon, 8 Aug 2022 13:14:12 +0200 [thread overview]
Message-ID: <20220808111412.iywihoyszvswomlb@sgarzare-redhat> (raw)
In-Reply-To: <1f50d595-cd37-ad61-f165-5632162dc682@sberdevices.ru>
On Wed, Aug 03, 2022 at 02:07:58PM +0000, Arseniy Krasnov wrote:
>This adds test to check,that when poll() returns POLLIN,POLLRDNORM bits,
>next read call won't block.
>
>Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
>---
> tools/testing/vsock/vsock_test.c | 107 +++++++++++++++++++++++++++++++
> 1 file changed, 107 insertions(+)
>
>diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
>index dc577461afc2..920dc5d5d979 100644
>--- a/tools/testing/vsock/vsock_test.c
>+++ b/tools/testing/vsock/vsock_test.c
>@@ -18,6 +18,7 @@
> #include <sys/socket.h>
> #include <time.h>
> #include <sys/mman.h>
>+#include <poll.h>
>
> #include "timeout.h"
> #include "control.h"
>@@ -596,6 +597,107 @@ static void test_seqpacket_invalid_rec_buffer_server(const struct test_opts *opt
> close(fd);
> }
>
>+static void test_stream_poll_rcvlowat_server(const struct test_opts *opts)
>+{
>+#define RCVLOWAT_BUF_SIZE 128
>+ int fd;
>+ int i;
>+
>+ fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
>+ if (fd < 0) {
>+ perror("accept");
>+ exit(EXIT_FAILURE);
>+ }
>+
>+ /* Send 1 byte. */
>+ send_byte(fd, 1, 0);
>+
>+ control_writeln("SRVSENT");
>+
>+ /* Wait until client is ready to receive rest of data. */
>+ control_expectln("CLNSENT");
>+
>+ for (i = 0; i < RCVLOWAT_BUF_SIZE - 1; i++)
>+ send_byte(fd, 1, 0);
>+
>+ /* Keep socket in active state. */
>+ control_expectln("POLLDONE");
>+
>+ close(fd);
>+}
>+
>+static void test_stream_poll_rcvlowat_client(const struct test_opts *opts)
>+{
>+ unsigned long lowat_val = RCVLOWAT_BUF_SIZE;
>+ char buf[RCVLOWAT_BUF_SIZE];
>+ struct pollfd fds;
>+ ssize_t read_res;
>+ short poll_flags;
>+ int fd;
>+
>+ fd = vsock_stream_connect(opts->peer_cid, 1234);
>+ if (fd < 0) {
>+ perror("connect");
>+ exit(EXIT_FAILURE);
>+ }
>+
>+ if (setsockopt(fd, SOL_SOCKET, SO_RCVLOWAT,
>+ &lowat_val, sizeof(lowat_val))) {
A small checkpatch warning that you can fix since you have to resend:
CHECK: Alignment should match open parenthesis
#76: FILE: tools/testing/vsock/vsock_test.c:645:
+ if (setsockopt(fd, SOL_SOCKET, SO_RCVLOWAT,
+ &lowat_val, sizeof(lowat_val))) {
total: 0 errors, 0 warnings, 1 checks, 125 lines checked
Thanks,
Stefano
next prev parent reply other threads:[~2022-08-08 11:14 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-03 13:48 [RFC PATCH v3 0/9] vsock: updates for SO_RCVLOWAT handling Arseniy Krasnov
2022-08-03 13:51 ` [RFC PATCH v3 1/9] vsock: SO_RCVLOWAT transport set callback Arseniy Krasnov
2022-08-08 10:23 ` Stefano Garzarella
2022-08-08 10:30 ` Stefano Garzarella
2022-08-09 9:37 ` Arseniy Krasnov
2022-08-09 9:45 ` Arseniy Krasnov
2022-08-09 10:03 ` Stefano Garzarella
2022-08-09 10:13 ` Arseniy Krasnov
2022-08-03 13:53 ` [RFC PATCH v3 2/9] hv_sock: disable SO_RCVLOWAT support Arseniy Krasnov
2022-08-08 10:31 ` Stefano Garzarella
2022-08-03 13:55 ` [RFC PATCH v3 3/9] virtio/vsock: use 'target' in notify_poll_in callback Arseniy Krasnov
2022-08-08 10:33 ` Stefano Garzarella
2022-08-03 13:57 ` [RFC PATCH v3 4/9] vmci/vsock: " Arseniy Krasnov
2022-08-08 10:36 ` Stefano Garzarella
2022-08-19 4:49 ` Vishnu Dasa
2022-08-03 13:59 ` [RFC PATCH v3 5/9] vsock: pass sock_rcvlowat to notify_poll_in as target Arseniy Krasnov
2022-08-08 10:46 ` Stefano Garzarella
2022-08-03 14:01 ` [RFC PATCH v3 6/9] vsock: add API call for data ready Arseniy Krasnov
2022-08-08 10:53 ` Stefano Garzarella
2022-08-03 14:03 ` [RFC PATCH v3 7/9] virtio/vsock: check SO_RCVLOWAT before wake up reader Arseniy Krasnov
2022-08-08 10:58 ` Stefano Garzarella
2022-08-03 14:05 ` [RFC PATCH v3 8/9] vmci/vsock: " Arseniy Krasnov
2022-08-08 11:01 ` Stefano Garzarella
2022-08-19 4:46 ` Vishnu Dasa
2022-08-03 14:07 ` [RFC PATCH v3 9/9] vsock_test: POLLIN + SO_RCVLOWAT test Arseniy Krasnov
2022-08-08 11:10 ` Stefano Garzarella
2022-08-08 11:14 ` Stefano Garzarella [this message]
2022-08-05 16:05 ` [RFC PATCH v3 0/9] vsock: updates for SO_RCVLOWAT handling Stefano Garzarella
2022-08-08 6:30 ` Arseniy Krasnov
2022-08-08 11:22 ` Stefano Garzarella
2022-08-09 9:19 ` Arseniy Krasnov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220808111412.iywihoyszvswomlb@sgarzare-redhat \
--to=sgarzare@redhat.com \
--cc=AVKrasnov@sberdevices.ru \
--cc=bryantan@vmware.com \
--cc=davem@davemloft.net \
--cc=decui@microsoft.com \
--cc=edumazet@google.com \
--cc=haiyangz@microsoft.com \
--cc=kernel@sberdevices.ru \
--cc=kuba@kernel.org \
--cc=kvm@vger.kernel.org \
--cc=kys@microsoft.com \
--cc=linux-hyperv@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=oxffffaa@gmail.com \
--cc=pabeni@redhat.com \
--cc=pv-drivers@vmware.com \
--cc=stefanha@redhat.com \
--cc=sthemmin@microsoft.com \
--cc=vdasa@vmware.com \
--cc=virtualization@lists.linux-foundation.org \
--cc=wei.liu@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).