From nobody Tue Feb 10 17:30:56 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1554827218; cv=none; d=zoho.com; s=zohoarc; b=EeHm44RhmjUhRMwM2t/rJUjcsbMrrFp7d5+dixf+8JNQ+uNKiGipiGl4R5vYSct0tAIV0wWPrin66UBOG2Mp4my36YeKt1mm+pJQpJnzhZ9xCCm+U/Wd5L+4cpae7b3GvnM4+RlLkINDWpCKyKoIF+eWRGShdjm0DsHOpfO4XPs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1554827218; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=TL/FH3c/ChvgOpP5ZS9z1AMSI080wJj1VcAs+ulAp9M=; b=Kc2uy9W6aeJoM4aTi9VuQX/wVaQrxyxSqcUPPVys9jvFxlOMjiJHtS8N24FSYWmw6usFfh7CH33agbZEdhng4TI4BPEjg7c7F6ePWZgjqNmuOW7ChfKnKL1yKSAmccgtlddzTPDmoErq6odKwbrB/3sxFyDf4UvLK6Gf7KlKgeA= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (209.51.188.17 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1554827218837924.2900010839294; Tue, 9 Apr 2019 09:26:58 -0700 (PDT) Received: from localhost ([127.0.0.1]:45887 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hDtaD-0007VT-8d for importer@patchew.org; Tue, 09 Apr 2019 12:26:49 -0400 Received: from eggs.gnu.org ([209.51.188.92]:55828) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hDtLk-0003Uk-TB for qemu-devel@nongnu.org; Tue, 09 Apr 2019 12:11:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hDtLk-0005Cf-02 for qemu-devel@nongnu.org; Tue, 09 Apr 2019 12:11:52 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57136) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hDtLj-0005C0-Jt for qemu-devel@nongnu.org; Tue, 09 Apr 2019 12:11:51 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D50ABC05E14C; Tue, 9 Apr 2019 16:11:50 +0000 (UTC) Received: from localhost (ovpn-112-27.ams2.redhat.com [10.36.112.27]) by smtp.corp.redhat.com (Postfix) with ESMTP id 576C917CFB; Tue, 9 Apr 2019 16:11:47 +0000 (UTC) From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= To: qemu-devel@nongnu.org Date: Tue, 9 Apr 2019 18:10:07 +0200 Message-Id: <20190409161009.6322-19-marcandre.lureau@redhat.com> In-Reply-To: <20190409161009.6322-1-marcandre.lureau@redhat.com> References: <20190409161009.6322-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Tue, 09 Apr 2019 16:11:50 +0000 (UTC) Content-Transfer-Encoding: quoted-printable 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] [PATCH v4 18/20] monitor: start making qmp_human_monitor_command() asynchronous 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: Michael Roth , Markus Armbruster , Gerd Hoffmann , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , "Dr. David Alan Gilbert" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" This prepares the work for HMP commands to be asynchronous. Start making QMP human-monitor-command asynchronous, although QmpReturn is used synchronously on error or after handle_hmp_command(). Signed-off-by: Marc-Andr=C3=A9 Lureau --- qapi/misc.json | 3 ++- monitor.c | 14 ++++++++------ 2 files changed, 10 insertions(+), 7 deletions(-) diff --git a/qapi/misc.json b/qapi/misc.json index 8b3ca4fdd3..f8fd4824fb 100644 --- a/qapi/misc.json +++ b/qapi/misc.json @@ -1344,7 +1344,8 @@ ## { 'command': 'human-monitor-command', 'data': {'command-line': 'str', '*cpu-index': 'int'}, - 'returns': 'str' } + 'returns': 'str', + 'async': true } =20 ## # @ObjectPropertyInfo: diff --git a/monitor.c b/monitor.c index 76bc2f8c7c..477ccd852d 100644 --- a/monitor.c +++ b/monitor.c @@ -743,8 +743,8 @@ static void monitor_data_destroy(Monitor *mon) g_queue_free(mon->qmp.qmp_requests); } =20 -char *qmp_human_monitor_command(const char *command_line, bool has_cpu_ind= ex, - int64_t cpu_index, Error **errp) +void qmp_human_monitor_command(const char *command_line, bool has_cpu_inde= x, + int64_t cpu_index, QmpReturn *qret) { char *output =3D NULL; Monitor *old_mon, hmp; @@ -757,15 +757,15 @@ char *qmp_human_monitor_command(const char *command_l= ine, bool has_cpu_index, if (has_cpu_index) { int ret =3D monitor_set_cpu(cpu_index); if (ret < 0) { - cur_mon =3D old_mon; - error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index", + Error *err =3D NULL; + error_setg(&err, QERR_INVALID_PARAMETER_VALUE, "cpu-index", "a CPU number"); + qmp_return_error(qret, err); goto out; } } =20 handle_hmp_command(&hmp, command_line); - cur_mon =3D old_mon; =20 qemu_mutex_lock(&hmp.mon_lock); if (qstring_get_length(hmp.outbuf) > 0) { @@ -775,9 +775,11 @@ char *qmp_human_monitor_command(const char *command_li= ne, bool has_cpu_index, } qemu_mutex_unlock(&hmp.mon_lock); =20 + qmp_human_monitor_command_return(qret, output); + out: + cur_mon =3D old_mon; monitor_data_destroy(&hmp); - return output; } =20 static int compare_cmd(const char *name, const char *list) --=20 2.21.0.196.g041f5ea1cf