From patchwork Thu Jun 16 19:28:50 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= X-Patchwork-Id: 9181507 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 A902660760 for ; Thu, 16 Jun 2016 19:29:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9B41728365 for ; Thu, 16 Jun 2016 19:29:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8F96426785; Thu, 16 Jun 2016 19:29:38 +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 2FF1E26785 for ; Thu, 16 Jun 2016 19:29:38 +0000 (UTC) Received: from localhost ([::1]:51788 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bDcyv-0001Lk-6S for patchwork-qemu-devel@patchwork.kernel.org; Thu, 16 Jun 2016 15:29:37 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43006) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bDcyT-0001FC-0B for qemu-devel@nongnu.org; Thu, 16 Jun 2016 15:29:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bDcyL-0004fj-Tl for qemu-devel@nongnu.org; Thu, 16 Jun 2016 15:29:07 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57029) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bDcyL-0004ff-NZ for qemu-devel@nongnu.org; Thu, 16 Jun 2016 15:29:01 -0400 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) (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 56D39201E8 for ; Thu, 16 Jun 2016 19:29:01 +0000 (UTC) Received: from localhost (ovpn-116-108.phx2.redhat.com [10.3.116.108]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u5GJSxpq009368; Thu, 16 Jun 2016 15:29:00 -0400 From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Date: Thu, 16 Jun 2016 21:28:50 +0200 Message-Id: <1466105332-10285-2-git-send-email-marcandre.lureau@redhat.com> In-Reply-To: <1466105332-10285-1-git-send-email-marcandre.lureau@redhat.com> References: <1466105332-10285-1-git-send-email-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.68 on 10.5.11.26 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Thu, 16 Jun 2016 19:29:01 +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] [PATCH v2 1/3] char: clean up remaining chardevs when leaving 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, =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= 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 helps to remove various chardev resources leaks when leaving qemu. Signed-off-by: Marc-André Lureau Reviewed-by: Daniel P. Berrange --- qemu-char.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/qemu-char.c b/qemu-char.c index c926e9a..98dcd49 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -4541,6 +4541,15 @@ void qmp_chardev_remove(const char *id, Error **errp) qemu_chr_delete(chr); } +static void qemu_chr_cleanup(void) +{ + CharDriverState *chr; + + QTAILQ_FOREACH(chr, &chardevs, next) { + qemu_chr_delete(chr); + } +} + static void register_types(void) { register_char_driver("null", CHARDEV_BACKEND_KIND_NULL, NULL, @@ -4587,6 +4596,8 @@ static void register_types(void) * is specified */ qemu_add_machine_init_done_notifier(&muxes_realize_notify); + + atexit(qemu_chr_cleanup); } type_init(register_types);