From nobody Mon Feb 9 06:34:24 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1510024207796631.8222847374055; Mon, 6 Nov 2017 19:10:07 -0800 (PST) Received: from localhost ([::1]:51222 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eBuH8-00048T-Pp for importer@patchew.org; Mon, 06 Nov 2017 22:10:06 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37577) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eBuA2-0007Uh-DT for qemu-devel@nongnu.org; Mon, 06 Nov 2017 22:02:47 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eBuA1-0003QZ-Ig for qemu-devel@nongnu.org; Mon, 06 Nov 2017 22:02:46 -0500 Received: from mx1.redhat.com ([209.132.183.28]:44406) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eBu9z-0003P1-8P; Mon, 06 Nov 2017 22:02:43 -0500 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 381A6883C7; Tue, 7 Nov 2017 03:02:42 +0000 (UTC) Received: from red.redhat.com (ovpn-125-14.rdu2.redhat.com [10.10.125.14]) by smtp.corp.redhat.com (Postfix) with ESMTP id 62038600D3; Tue, 7 Nov 2017 03:02:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 381A6883C7 Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=eblake@redhat.com From: Eric Blake To: qemu-devel@nongnu.org Date: Mon, 6 Nov 2017 21:02:30 -0600 Message-Id: <20171107030236.23633-3-eblake@redhat.com> In-Reply-To: <20171107030236.23633-1-eblake@redhat.com> References: <20171107030236.23633-1-eblake@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 07 Nov 2017 03:02:42 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH 2/8] nbd/client: Nicer trace of structured reply 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: pbonzini@redhat.com, vsementsov@virtuozzo.com, qemu-block@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" It's useful to know which structured reply chunk is being processed. Signed-off-by: Eric Blake --- nbd/client.c | 4 +++- nbd/trace-events | 2 +- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/nbd/client.c b/nbd/client.c index 3d680e63e1..1880103d2a 100644 --- a/nbd/client.c +++ b/nbd/client.c @@ -979,6 +979,7 @@ static int nbd_receive_structured_reply_chunk(QIOChanne= l *ioc, int nbd_receive_reply(QIOChannel *ioc, NBDReply *reply, Error **errp) { int ret; + const char *type; ret =3D nbd_read_eof(ioc, &reply->magic, sizeof(reply->magic), errp); if (ret <=3D 0) { @@ -1008,8 +1009,9 @@ int nbd_receive_reply(QIOChannel *ioc, NBDReply *repl= y, Error **errp) if (ret < 0) { break; } + type =3D nbd_reply_type_lookup(reply->structured.type); trace_nbd_receive_structured_reply_chunk(reply->structured.flags, - reply->structured.type, + reply->structured.type, t= ype, reply->structured.handle, reply->structured.length); break; diff --git a/nbd/trace-events b/nbd/trace-events index 4a13757524..bbc75f6414 100644 --- a/nbd/trace-events +++ b/nbd/trace-events @@ -27,7 +27,7 @@ nbd_client_clear_queue(void) "Clearing NBD queue" nbd_client_clear_socket(void) "Clearing NBD socket" nbd_send_request(uint64_t from, uint32_t len, uint64_t handle, uint16_t fl= ags, uint16_t type, const char *name) "Sending request to server: { .from = =3D %" PRIu64", .len =3D %" PRIu32 ", .handle =3D %" PRIu64 ", .flags =3D 0= x%" PRIx16 ", .type =3D %" PRIu16 " (%s) }" nbd_receive_simple_reply(int32_t error, const char *errname, uint64_t hand= le) "Got simple reply: { .error =3D %" PRId32 " (%s), handle =3D %" PRIu64"= }" -nbd_receive_structured_reply_chunk(uint16_t flags, uint16_t type, uint64_t= handle, uint32_t length) "Got structured reply chunk: { flags =3D 0x%" PRI= x16 ", type =3D %d, handle =3D %" PRIu64 ", length =3D %" PRIu32 " }" +nbd_receive_structured_reply_chunk(uint16_t flags, uint16_t type, const ch= ar *name, uint64_t handle, uint32_t length) "Got structured reply chunk: { = flags =3D 0x%" PRIx16 ", type =3D %d (%s), handle =3D %" PRIu64 ", length = =3D %" PRIu32 " }" # nbd/common.c nbd_unknown_error(int err) "Squashing unexpected error %d to EINVAL" --=20 2.13.6