From patchwork Fri Sep 23 19:57:16 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 9348753 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 17936607F2 for ; Fri, 23 Sep 2016 20:03:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 08E522ADC0 for ; Fri, 23 Sep 2016 20:03:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F16592ADC2; Fri, 23 Sep 2016 20:03:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5240C2ADC0 for ; Fri, 23 Sep 2016 20:03:13 +0000 (UTC) Received: from localhost ([::1]:50729 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bnWgi-0007Ww-Gq for patchwork-qemu-devel@patchwork.kernel.org; Fri, 23 Sep 2016 16:03:12 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54191) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bnWb2-0001TB-Tk for qemu-devel@nongnu.org; Fri, 23 Sep 2016 15:57:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bnWb1-0001vu-Ju for qemu-devel@nongnu.org; Fri, 23 Sep 2016 15:57:20 -0400 Received: from mx1.redhat.com ([209.132.183.28]:46810) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bnWb1-0001vN-AW for qemu-devel@nongnu.org; Fri, 23 Sep 2016 15:57:19 -0400 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A123DC09355F; Fri, 23 Sep 2016 19:57:18 +0000 (UTC) Received: from redhat.com (vpn-55-222.rdu2.redhat.com [10.10.55.222]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u8NJvGlE025441; Fri, 23 Sep 2016 15:57:16 -0400 Date: Fri, 23 Sep 2016 22:57:16 +0300 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Message-ID: <1474658051-18617-3-git-send-email-mst@redhat.com> References: <1474658051-18617-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1474658051-18617-1-git-send-email-mst@redhat.com> X-Mutt-Fcc: =sent X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Fri, 23 Sep 2016 19:57:18 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 02/19] tests: add a simple /vhost-user/multiqueue test X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Markus Armbruster , Paolo Bonzini , =?iso-8859-1?Q?Marc-Andr=E9?= Lureau , David Gibson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Marc-André Lureau This test just checks that 2 virtio-net queues can be setup over vhost-user and waits for them to be started. Signed-off-by: Marc-André Lureau Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- tests/vhost-user-test.c | 109 ++++++++++++++++++++++++++++++++++++++++++++++-- tests/Makefile.include | 2 +- 2 files changed, 107 insertions(+), 4 deletions(-) diff --git a/tests/vhost-user-test.c b/tests/vhost-user-test.c index ab91e16..ffdd398 100644 --- a/tests/vhost-user-test.c +++ b/tests/vhost-user-test.c @@ -20,6 +20,11 @@ #include "libqos/pci-pc.h" #include "libqos/virtio-pci.h" +#include "libqos/pci-pc.h" +#include "libqos/virtio-pci.h" +#include "libqos/malloc-pc.h" +#include "hw/virtio/virtio-net.h" + #include #include #include @@ -50,6 +55,7 @@ #define VHOST_MEMORY_MAX_NREGIONS 8 #define VHOST_USER_F_PROTOCOL_FEATURES 30 +#define VHOST_USER_PROTOCOL_F_MQ 0 #define VHOST_USER_PROTOCOL_F_LOG_SHMFD 1 #define VHOST_LOG_PAGE 0x1000 @@ -72,6 +78,7 @@ typedef enum VhostUserRequest { VHOST_USER_SET_VRING_ERR = 14, VHOST_USER_GET_PROTOCOL_FEATURES = 15, VHOST_USER_SET_PROTOCOL_FEATURES = 16, + VHOST_USER_GET_QUEUE_NUM = 17, VHOST_USER_SET_VRING_ENABLE = 18, VHOST_USER_MAX } VhostUserRequest; @@ -136,6 +143,7 @@ typedef struct TestServer { int log_fd; uint64_t rings; bool test_fail; + int queues; } TestServer; static const char *tmpfs; @@ -281,6 +289,9 @@ static void chr_read(void *opaque, const uint8_t *buf, int size) msg.size = sizeof(m.payload.u64); msg.payload.u64 = 0x1ULL << VHOST_F_LOG_ALL | 0x1ULL << VHOST_USER_F_PROTOCOL_FEATURES; + if (s->queues > 1) { + msg.payload.u64 |= 0x1ULL << VIRTIO_NET_F_MQ; + } p = (uint8_t *) &msg; qemu_chr_fe_write_all(chr, p, VHOST_USER_HDR_SIZE + msg.size); break; @@ -295,6 +306,9 @@ static void chr_read(void *opaque, const uint8_t *buf, int size) msg.flags |= VHOST_USER_REPLY_MASK; msg.size = sizeof(m.payload.u64); msg.payload.u64 = 1 << VHOST_USER_PROTOCOL_F_LOG_SHMFD; + if (s->queues > 1) { + msg.payload.u64 |= 1 << VHOST_USER_PROTOCOL_F_MQ; + } p = (uint8_t *) &msg; qemu_chr_fe_write_all(chr, p, VHOST_USER_HDR_SIZE + msg.size); break; @@ -307,7 +321,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size) p = (uint8_t *) &msg; qemu_chr_fe_write_all(chr, p, VHOST_USER_HDR_SIZE + msg.size); - assert(msg.payload.state.index < 2); + assert(msg.payload.state.index < s->queues * 2); s->rings &= ~(0x1ULL << msg.payload.state.index); break; @@ -347,10 +361,18 @@ static void chr_read(void *opaque, const uint8_t *buf, int size) break; case VHOST_USER_SET_VRING_BASE: - assert(msg.payload.state.index < 2); + assert(msg.payload.state.index < s->queues * 2); s->rings |= 0x1ULL << msg.payload.state.index; break; + case VHOST_USER_GET_QUEUE_NUM: + msg.flags |= VHOST_USER_REPLY_MASK; + msg.size = sizeof(m.payload.u64); + msg.payload.u64 = s->queues; + p = (uint8_t *) &msg; + qemu_chr_fe_write_all(chr, p, VHOST_USER_HDR_SIZE + msg.size); + break; + default: break; } @@ -397,6 +419,7 @@ static TestServer *test_server_new(const gchar *name) g_cond_init(&server->data_cond); server->log_fd = -1; + server->queues = 1; return server; } @@ -648,7 +671,6 @@ static void test_migrate(void) global_qtest = global; } -#ifdef CONFIG_HAS_GLIB_SUBPROCESS_TESTS static void wait_for_rings_started(TestServer *s, size_t count) { gint64 end_time; @@ -666,6 +688,7 @@ static void wait_for_rings_started(TestServer *s, size_t count) g_mutex_unlock(&s->data_mutex); } +#ifdef CONFIG_HAS_GLIB_SUBPROCESS_TESTS static gboolean reconnect_cb(gpointer user_data) { @@ -753,6 +776,85 @@ static void test_connect_fail(void) #endif +static QVirtioPCIDevice *virtio_net_pci_init(QPCIBus *bus, int slot) +{ + QVirtioPCIDevice *dev; + + dev = qvirtio_pci_device_find(bus, VIRTIO_ID_NET); + g_assert(dev != NULL); + g_assert_cmphex(dev->vdev.device_type, ==, VIRTIO_ID_NET); + + qvirtio_pci_device_enable(dev); + qvirtio_reset(&qvirtio_pci, &dev->vdev); + qvirtio_set_acknowledge(&qvirtio_pci, &dev->vdev); + qvirtio_set_driver(&qvirtio_pci, &dev->vdev); + + return dev; +} + +static void driver_init(const QVirtioBus *bus, QVirtioDevice *dev) +{ + uint32_t features; + + features = qvirtio_get_features(bus, dev); + features = features & ~(QVIRTIO_F_BAD_FEATURE | + (1u << VIRTIO_RING_F_INDIRECT_DESC) | + (1u << VIRTIO_RING_F_EVENT_IDX)); + qvirtio_set_features(bus, dev, features); + + qvirtio_set_driver_ok(bus, dev); +} + +#define PCI_SLOT 0x04 + +static void test_multiqueue(void) +{ + const int queues = 2; + TestServer *s = test_server_new("mq"); + QVirtioPCIDevice *dev; + QPCIBus *bus; + QVirtQueuePCI *vq[queues * 2]; + QGuestAllocator *alloc; + char *cmd; + int i; + + s->queues = queues; + test_server_listen(s); + + cmd = g_strdup_printf(QEMU_CMD_MEM QEMU_CMD_CHR QEMU_CMD_NETDEV ",queues=%d " + "-device virtio-net-pci,netdev=net0,mq=on,vectors=%d", + 512, 512, root, s->chr_name, + s->socket_path, "", s->chr_name, + queues, queues * 2 + 2); + qtest_start(cmd); + g_free(cmd); + + bus = qpci_init_pc(); + dev = virtio_net_pci_init(bus, PCI_SLOT); + + alloc = pc_alloc_init(); + for (i = 0; i < queues * 2; i++) { + vq[i] = (QVirtQueuePCI *)qvirtqueue_setup(&qvirtio_pci, &dev->vdev, + alloc, i); + } + + driver_init(&qvirtio_pci, &dev->vdev); + wait_for_rings_started(s, queues * 2); + + /* End test */ + for (i = 0; i < queues * 2; i++) { + qvirtqueue_cleanup(&qvirtio_pci, &vq[i]->vq, alloc); + } + pc_alloc_uninit(alloc); + qvirtio_pci_device_disable(dev); + g_free(dev->pdev); + g_free(dev); + qpci_free_pc(bus); + qtest_end(); + + test_server_free(s); +} + int main(int argc, char **argv) { QTestState *s = NULL; @@ -798,6 +900,7 @@ int main(int argc, char **argv) qtest_add_data_func("/vhost-user/read-guest-mem", server, read_guest_mem); qtest_add_func("/vhost-user/migrate", test_migrate); + qtest_add_func("/vhost-user/multiqueue", test_multiqueue); #ifdef CONFIG_HAS_GLIB_SUBPROCESS_TESTS qtest_add_func("/vhost-user/reconnect/subprocess", test_reconnect_subprocess); diff --git a/tests/Makefile.include b/tests/Makefile.include index d8101b3..2aa78c1 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -656,7 +656,7 @@ tests/usb-hcd-ehci-test$(EXESUF): tests/usb-hcd-ehci-test.o $(libqos-usb-obj-y) tests/usb-hcd-xhci-test$(EXESUF): tests/usb-hcd-xhci-test.o $(libqos-usb-obj-y) tests/pc-cpu-test$(EXESUF): tests/pc-cpu-test.o tests/postcopy-test$(EXESUF): tests/postcopy-test.o -tests/vhost-user-test$(EXESUF): tests/vhost-user-test.o qemu-char.o qemu-timer.o $(qtest-obj-y) $(test-io-obj-y) $(libqos-virtio-obj-y) +tests/vhost-user-test$(EXESUF): tests/vhost-user-test.o qemu-char.o qemu-timer.o $(qtest-obj-y) $(test-io-obj-y) $(libqos-virtio-obj-y) $(libqos-pc-obj-y) tests/qemu-iotests/socket_scm_helper$(EXESUF): tests/qemu-iotests/socket_scm_helper.o tests/test-qemu-opts$(EXESUF): tests/test-qemu-opts.o $(test-util-obj-y) tests/test-write-threshold$(EXESUF): tests/test-write-threshold.o $(test-block-obj-y)