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GET /api/patches/2225302/?format=api
{ "id": 2225302, "url": "http://patchwork.ozlabs.org/api/patches/2225302/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260420200339.708640-22-vsementsov@yandex-team.ru/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260420200339.708640-22-vsementsov@yandex-team.ru>", "list_archive_url": null, "date": "2026-04-20T20:03:36", "name": "[v6,21/22] vhost-user-blk: add some useful trace-points", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "cf2258fb6c333d87e1cae3d24a23db8a6e4c937c", "submitter": { "id": 84116, "url": "http://patchwork.ozlabs.org/api/people/84116/?format=api", "name": "Vladimir Sementsov-Ogievskiy", "email": "vsementsov@yandex-team.ru" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260420200339.708640-22-vsementsov@yandex-team.ru/mbox/", "series": [ { "id": 500672, "url": "http://patchwork.ozlabs.org/api/series/500672/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=500672", "date": "2026-04-20T20:03:18", "name": "vhost refactoring and fixes", "version": 6, "mbox": "http://patchwork.ozlabs.org/series/500672/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2225302/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2225302/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=yandex-team.ru header.i=@yandex-team.ru\n header.a=rsa-sha256 header.s=default header.b=xPa3DIZk;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)", "mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net;\n dkim=pass header.i=@yandex-team.ru" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fzxLP3cjYz1yCv\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 21 Apr 2026 06:05:33 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wEurU-0002qT-0g; Mon, 20 Apr 2026 16:04:52 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <vsementsov@yandex-team.ru>)\n id 1wEurR-0002VB-6o; Mon, 20 Apr 2026 16:04:49 -0400", "from forwardcorp1d.mail.yandex.net ([178.154.239.200])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <vsementsov@yandex-team.ru>)\n id 1wEurN-00024x-4z; Mon, 20 Apr 2026 16:04:48 -0400", "from mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net\n (mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net\n [IPv6:2a02:6b8:c42:94a9:0:640:a3fa:0])\n by forwardcorp1d.mail.yandex.net (Yandex) with ESMTPS id 8390580778;\n Mon, 20 Apr 2026 23:04:23 +0300 (MSK)", "from vsementsov-lin (unknown [2a02:6bf:8080:54b::1:34])\n by mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net (smtpcorp) with ESMTPSA\n id f3YMX10K1Sw0-EeymCGJf; Mon, 20 Apr 2026 23:04:22 +0300" ], "Precedence": "bulk", "X-Yandex-Fwd": "1", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru;\n s=default; t=1776715462;\n bh=QRCDo8FBCZVffKxPT5McAWTtvtWm+UKlIvG2NlKOFHw=;\n h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From;\n b=xPa3DIZkmwpzNrw5OV79Hs3zcOr0Lz/G33essM2UDCG/ertXEmQ0Y/FcQuNuIiE9e\n T9ywTZnBQrso7C6oRUqecnxPui6CsgSxOLowEmxasISbTfy4LsPoRk6QFzAcrZXZ7P\n c+IcdlP1Fr8G3MumOr3kPXaOoUBouklxXpQcJJrw=", "From": "Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>", "To": "mst@redhat.com", "Cc": "sgarzare@redhat.com, raphael@enfabrica.net, qemu-devel@nongnu.org,\n vsementsov@yandex-team.ru, yc-core@yandex-team.ru,\n d-tatianin@yandex-team.ru, Raphael Norwitz <raphael.s.norwitz@gmail.com>,\n Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>,\n Raphael Norwitz <rnorwitz@nvidia.com>,\n qemu-block@nongnu.org (open list:Block layer core)", "Subject": "[PATCH v6 21/22] vhost-user-blk: add some useful trace-points", "Date": "Mon, 20 Apr 2026 23:03:36 +0300", "Message-ID": "<20260420200339.708640-22-vsementsov@yandex-team.ru>", "X-Mailer": "git-send-email 2.52.0", "In-Reply-To": "<20260420200339.708640-1-vsementsov@yandex-team.ru>", "References": "<20260420200339.708640-1-vsementsov@yandex-team.ru>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=178.154.239.200;\n envelope-from=vsementsov@yandex-team.ru; helo=forwardcorp1d.mail.yandex.net", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>\nReviewed-by: Daniil Tatianin <d-tatianin@yandex-team.ru>\nReviewed-by: Raphael Norwitz <raphael.s.norwitz@gmail.com>\n---\n hw/block/trace-events | 10 ++++++++++\n hw/block/vhost-user-blk.c | 19 +++++++++++++++++++\n 2 files changed, 29 insertions(+)", "diff": "diff --git a/hw/block/trace-events b/hw/block/trace-events\nindex cc9a9f24603..dbaa5ca6cb2 100644\n--- a/hw/block/trace-events\n+++ b/hw/block/trace-events\n@@ -58,6 +58,16 @@ virtio_blk_handle_zone_mgmt(void *vdev, void *req, uint8_t op, int64_t sector, i\n virtio_blk_handle_zone_reset_all(void *vdev, void *req, int64_t sector, int64_t len) \"vdev %p req %p sector 0x%\" PRIx64 \" cap 0x%\" PRIx64 \"\"\n virtio_blk_handle_zone_append(void *vdev, void *req, int64_t sector) \"vdev %p req %p, append sector 0x%\" PRIx64 \"\"\n \n+# vhost-user-blk.c\n+vhost_user_blk_start_in(void *vdev) \"vdev %p\"\n+vhost_user_blk_start_out(void *vdev) \"vdev %p\"\n+vhost_user_blk_stop_in(void *vdev) \"vdev %p\"\n+vhost_user_blk_stop_out(void *vdev) \"vdev %p\"\n+vhost_user_blk_connect_in(void *vdev) \"vdev %p\"\n+vhost_user_blk_connect_out(void *vdev) \"vdev %p\"\n+vhost_user_blk_device_realize_in(void *vdev) \"vdev %p\"\n+vhost_user_blk_device_realize_out(void *vdev) \"vdev %p\"\n+\n # hd-geometry.c\n hd_geometry_lchs_guess(void *blk, int cyls, int heads, int secs) \"blk %p LCHS %d %d %d\"\n hd_geometry_guess(void *blk, uint32_t cyls, uint32_t heads, uint32_t secs, int trans) \"blk %p CHS %u %u %u trans %d\"\ndiff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c\nindex 2831f3c0530..530f44ab520 100644\n--- a/hw/block/vhost-user-blk.c\n+++ b/hw/block/vhost-user-blk.c\n@@ -31,6 +31,7 @@\n #include \"hw/virtio/virtio-access.h\"\n #include \"system/system.h\"\n #include \"system/runstate.h\"\n+#include \"trace.h\"\n \n static const int user_feature_bits[] = {\n VIRTIO_BLK_F_SIZE_MAX,\n@@ -137,6 +138,8 @@ static int vhost_user_blk_start(VirtIODevice *vdev, Error **errp)\n VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(qbus);\n int i, ret;\n \n+ trace_vhost_user_blk_start_in(vdev);\n+\n if (!k->set_guest_notifiers) {\n error_setg(errp, \"binding does not support guest notifiers\");\n return -ENOSYS;\n@@ -192,6 +195,8 @@ static int vhost_user_blk_start(VirtIODevice *vdev, Error **errp)\n }\n s->started_vu = true;\n \n+ trace_vhost_user_blk_start_out(vdev);\n+\n return ret;\n \n err_guest_notifiers:\n@@ -212,6 +217,8 @@ static int vhost_user_blk_stop(VirtIODevice *vdev)\n int ret;\n bool force_stop = false;\n \n+ trace_vhost_user_blk_stop_in(vdev);\n+\n if (!s->started_vu) {\n return 0;\n }\n@@ -233,6 +240,9 @@ static int vhost_user_blk_stop(VirtIODevice *vdev)\n }\n \n vhost_dev_disable_notifiers(&s->dev, vdev);\n+\n+ trace_vhost_user_blk_stop_out(vdev);\n+\n return ret;\n }\n \n@@ -340,6 +350,8 @@ static int vhost_user_blk_connect(DeviceState *dev, Error **errp)\n VHostUserBlk *s = VHOST_USER_BLK(vdev);\n int ret = 0;\n \n+ trace_vhost_user_blk_connect_in(vdev);\n+\n if (s->connected) {\n return 0;\n }\n@@ -366,6 +378,8 @@ static int vhost_user_blk_connect(DeviceState *dev, Error **errp)\n ret = vhost_user_blk_start(vdev, errp);\n }\n \n+ trace_vhost_user_blk_connect_out(vdev);\n+\n return ret;\n }\n \n@@ -456,6 +470,8 @@ static void vhost_user_blk_device_realize(DeviceState *dev, Error **errp)\n int retries;\n int i, ret;\n \n+ trace_vhost_user_blk_device_realize_in(vdev);\n+\n if (!s->chardev.chr) {\n error_setg(errp, \"chardev is mandatory\");\n return;\n@@ -515,6 +531,9 @@ static void vhost_user_blk_device_realize(DeviceState *dev, Error **errp)\n qemu_chr_fe_set_handlers(&s->chardev, NULL, NULL,\n vhost_user_blk_event, NULL, (void *)dev,\n NULL, true);\n+\n+ trace_vhost_user_blk_device_realize_out(vdev);\n+\n return;\n \n virtio_err:\n", "prefixes": [ "v6", "21/22" ] }