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GET /api/1.2/patches/2225305/?format=api
{ "id": 2225305, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2225305/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260420200339.708640-21-vsementsov@yandex-team.ru/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.2/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": "<20260420200339.708640-21-vsementsov@yandex-team.ru>", "list_archive_url": null, "date": "2026-04-20T20:03:35", "name": "[v6,20/22] vhost-user: make trace events more readable", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "ccdddf719b4241a0bee3ba82152135d4610f37b3", "submitter": { "id": 84116, "url": "http://patchwork.ozlabs.org/api/1.2/people/84116/?format=api", "name": "Vladimir Sementsov-Ogievskiy", "email": "vsementsov@yandex-team.ru" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260420200339.708640-21-vsementsov@yandex-team.ru/mbox/", "series": [ { "id": 500672, "url": "http://patchwork.ozlabs.org/api/1.2/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/2225305/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2225305/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=F/2EAcEe;\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 4fzxLy5Zkdz1yCv\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 21 Apr 2026 06:06:02 +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 1wEur7-0001tX-3g; Mon, 20 Apr 2026 16:04:29 -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 1wEur2-0001lw-RX\n for qemu-devel@nongnu.org; Mon, 20 Apr 2026 16:04:24 -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 1wEur1-00023L-6V\n for qemu-devel@nongnu.org; Mon, 20 Apr 2026 16:04:24 -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 E24CD806F6;\n Mon, 20 Apr 2026 23:04:21 +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-hIC6kkAs; Mon, 20 Apr 2026 23:04:21 +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=1776715461;\n bh=dU9wUhXlCE3BAJRpC9u2OYkNwoLoZDEIRrhVKwfUBGc=;\n h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From;\n b=F/2EAcEehHuM3UKIc/ynEg+1WVUaWF1xG1NlenS/le+oS2XAk0xdstnjjs/P3kdyx\n Pv/6rnx+WdZX5MmhFfOXb5NzszOiwNVGNYWxSgrviPZIrEjWrOkTOBJ2XPRZV81lwh\n koNmv8NVYZzzyQdNcjRxmjC4sdHg97FxIIgJlzsY=", "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>", "Subject": "[PATCH v6 20/22] vhost-user: make trace events more readable", "Date": "Mon, 20 Apr 2026 23:03:35 +0300", "Message-ID": "<20260420200339.708640-21-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: Raphael Norwitz <raphael.s.norwitz@gmail.com>\n---\n hw/virtio/trace-events | 4 +--\n hw/virtio/vhost-user.c | 63 ++++++++++++++++++++++++++++++++++++++++--\n 2 files changed, 63 insertions(+), 4 deletions(-)", "diff": "diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events\nindex 658cc365e70..aa1ffa5e949 100644\n--- a/hw/virtio/trace-events\n+++ b/hw/virtio/trace-events\n@@ -25,8 +25,8 @@ vhost_user_set_mem_table_withfd(int index, const char *name, uint64_t memory_siz\n vhost_user_postcopy_waker(const char *rb, uint64_t rb_offset) \"%s + 0x%\"PRIx64\n vhost_user_postcopy_waker_found(uint64_t client_addr) \"0x%\"PRIx64\n vhost_user_postcopy_waker_nomatch(const char *rb, uint64_t rb_offset) \"%s + 0x%\"PRIx64\n-vhost_user_read(uint32_t req, uint32_t flags) \"req:%d flags:0x%\"PRIx32\"\"\n-vhost_user_write(uint32_t req, uint32_t flags) \"req:%d flags:0x%\"PRIx32\"\"\n+vhost_user_read(uint32_t req, const char *req_name, uint32_t flags) \"req:%d (%s) flags:0x%\"PRIx32\"\"\n+vhost_user_write(uint32_t req, const char *req_name, uint32_t flags) \"req:%d (%s) flags:0x%\"PRIx32\"\"\n vhost_user_create_notifier(int idx, void *n) \"idx:%d n:%p\"\n \n # vhost-vdpa.c\ndiff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c\nindex 31eaf65430e..4fb136b7b37 100644\n--- a/hw/virtio/vhost-user.c\n+++ b/hw/virtio/vhost-user.c\n@@ -114,6 +114,63 @@ typedef enum VhostUserBackendRequest {\n VHOST_USER_BACKEND_MAX\n } VhostUserBackendRequest;\n \n+#define VHOST_USER_CASE(name) \\\n+ case VHOST_USER_##name: \\\n+ return #name;\n+\n+static const char *vhost_req_name(VhostUserRequest req)\n+{\n+ switch (req) {\n+ VHOST_USER_CASE(NONE)\n+ VHOST_USER_CASE(GET_FEATURES)\n+ VHOST_USER_CASE(SET_FEATURES)\n+ VHOST_USER_CASE(SET_OWNER)\n+ VHOST_USER_CASE(RESET_OWNER)\n+ VHOST_USER_CASE(SET_MEM_TABLE)\n+ VHOST_USER_CASE(SET_LOG_BASE)\n+ VHOST_USER_CASE(SET_LOG_FD)\n+ VHOST_USER_CASE(SET_VRING_NUM)\n+ VHOST_USER_CASE(SET_VRING_ADDR)\n+ VHOST_USER_CASE(SET_VRING_BASE)\n+ VHOST_USER_CASE(GET_VRING_BASE)\n+ VHOST_USER_CASE(SET_VRING_KICK)\n+ VHOST_USER_CASE(SET_VRING_CALL)\n+ VHOST_USER_CASE(SET_VRING_ERR)\n+ VHOST_USER_CASE(GET_PROTOCOL_FEATURES)\n+ VHOST_USER_CASE(SET_PROTOCOL_FEATURES)\n+ VHOST_USER_CASE(GET_QUEUE_NUM)\n+ VHOST_USER_CASE(SET_VRING_ENABLE)\n+ VHOST_USER_CASE(SEND_RARP)\n+ VHOST_USER_CASE(NET_SET_MTU)\n+ VHOST_USER_CASE(SET_BACKEND_REQ_FD)\n+ VHOST_USER_CASE(IOTLB_MSG)\n+ VHOST_USER_CASE(SET_VRING_ENDIAN)\n+ VHOST_USER_CASE(GET_CONFIG)\n+ VHOST_USER_CASE(SET_CONFIG)\n+ VHOST_USER_CASE(CREATE_CRYPTO_SESSION)\n+ VHOST_USER_CASE(CLOSE_CRYPTO_SESSION)\n+ VHOST_USER_CASE(POSTCOPY_ADVISE)\n+ VHOST_USER_CASE(POSTCOPY_LISTEN)\n+ VHOST_USER_CASE(POSTCOPY_END)\n+ VHOST_USER_CASE(GET_INFLIGHT_FD)\n+ VHOST_USER_CASE(SET_INFLIGHT_FD)\n+ VHOST_USER_CASE(GPU_SET_SOCKET)\n+ VHOST_USER_CASE(RESET_DEVICE)\n+ VHOST_USER_CASE(GET_MAX_MEM_SLOTS)\n+ VHOST_USER_CASE(ADD_MEM_REG)\n+ VHOST_USER_CASE(REM_MEM_REG)\n+ VHOST_USER_CASE(SET_STATUS)\n+ VHOST_USER_CASE(GET_STATUS)\n+ VHOST_USER_CASE(GET_SHARED_OBJECT)\n+ VHOST_USER_CASE(SET_DEVICE_STATE_FD)\n+ VHOST_USER_CASE(CHECK_DEVICE_STATE)\n+ default:\n+ return \"<unknown>\";\n+ }\n+}\n+\n+#undef VHOST_USER_CASE\n+\n typedef struct VhostUserMemoryRegion {\n uint64_t guest_phys_addr;\n uint64_t memory_size;\n@@ -308,7 +365,8 @@ static int vhost_user_read_header(struct vhost_dev *dev, VhostUserMsg *msg)\n return -EPROTO;\n }\n \n- trace_vhost_user_read(msg->hdr.request, msg->hdr.flags);\n+ trace_vhost_user_read(msg->hdr.request,\n+ vhost_req_name(msg->hdr.request), msg->hdr.flags);\n \n return 0;\n }\n@@ -428,7 +486,8 @@ static int vhost_user_write(struct vhost_dev *dev, VhostUserMsg *msg,\n return ret < 0 ? -saved_errno : -EIO;\n }\n \n- trace_vhost_user_write(msg->hdr.request, msg->hdr.flags);\n+ trace_vhost_user_write(msg->hdr.request, vhost_req_name(msg->hdr.request),\n+ msg->hdr.flags);\n \n return 0;\n }\n", "prefixes": [ "v6", "20/22" ] }