From patchwork Wed Jul 22 08:49:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 11677783 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1B1EA14E3 for ; Wed, 22 Jul 2020 08:50:28 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A561C20709 for ; Wed, 22 Jul 2020 08:50:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="f90oFmT7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A561C20709 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:57562 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jyASI-0001oA-HV for patchwork-qemu-devel@patchwork.kernel.org; Wed, 22 Jul 2020 04:50:26 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45940) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jyARq-0001MI-ME for qemu-devel@nongnu.org; Wed, 22 Jul 2020 04:49:58 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:29351 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jyARp-0001Gs-18 for qemu-devel@nongnu.org; Wed, 22 Jul 2020 04:49:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1595407796; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:content-type:content-type; bh=3v3Y7uoPERPp6QRCxJvxMJI5PBanPF4I88BepcyJ49s=; b=f90oFmT7+B4kUhftumdUSzi1SpC0cW6f9EPCHTHKT/sHXCzDEToOsuYbNk2NzaO6BHpliK IOObaxB0hC8QWC+wpmyEyNV66fQvsI7lQl2slx7pmsgQLsqldx2t2ElJ+Wl+sD+J/wdC1G AsZ0dYFEK6pZmNjBw2YvdLH00R5tSKY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-147-NumHX1JYNCaKwv9WY3NWwA-1; Wed, 22 Jul 2020 04:49:52 -0400 X-MC-Unique: NumHX1JYNCaKwv9WY3NWwA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4713059 for ; Wed, 22 Jul 2020 08:49:51 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-115-89.ams2.redhat.com [10.36.115.89]) by smtp.corp.redhat.com (Postfix) with ESMTP id CCF5E5D9DC; Wed, 22 Jul 2020 08:49:36 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id E9B5B9D9F; Wed, 22 Jul 2020 10:49:35 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PATCH] spice: simplify chardev setup Date: Wed, 22 Jul 2020 10:49:35 +0200 Message-Id: <20200722084935.9601-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/21 23:34:34 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paolo Bonzini , Gerd Hoffmann , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Initialize spice before chardevs. That allows to register the spice chardevs directly in the init function and removes the need to maintain a linked list of chardevs just for registration. Signed-off-by: Gerd Hoffmann Reviewed-by: Christophe de Dinechin Reviewed-by: Christophe de Dinechin Tested-by: Christophe de Dinechin --- include/chardev/spice.h | 1 - include/ui/qemu-spice.h | 1 - chardev/spice.c | 29 ++++++----------------------- softmmu/vl.c | 9 +++++---- ui/spice-core.c | 2 -- 5 files changed, 11 insertions(+), 31 deletions(-) diff --git a/include/chardev/spice.h b/include/chardev/spice.h index 1f7339b649dc..2013255f34fd 100644 --- a/include/chardev/spice.h +++ b/include/chardev/spice.h @@ -12,7 +12,6 @@ typedef struct SpiceChardev { bool blocked; const uint8_t *datapos; int datalen; - QLIST_ENTRY(SpiceChardev) next; } SpiceChardev; #define TYPE_CHARDEV_SPICE "chardev-spice" diff --git a/include/ui/qemu-spice.h b/include/ui/qemu-spice.h index 8c23dfe71797..d34cea2e0fcd 100644 --- a/include/ui/qemu-spice.h +++ b/include/ui/qemu-spice.h @@ -46,7 +46,6 @@ int qemu_spice_migrate_info(const char *hostname, int port, int tls_port, #else #define SPICE_NEEDS_SET_MM_TIME 0 #endif -void qemu_spice_register_ports(void); #else /* CONFIG_SPICE */ diff --git a/chardev/spice.c b/chardev/spice.c index bf7ea1e2940d..9733f0671699 100644 --- a/chardev/spice.c +++ b/chardev/spice.c @@ -14,9 +14,6 @@ typedef struct SpiceCharSource { SpiceChardev *scd; } SpiceCharSource; -static QLIST_HEAD(, SpiceChardev) spice_chars = - QLIST_HEAD_INITIALIZER(spice_chars); - static int vmc_write(SpiceCharDeviceInstance *sin, const uint8_t *buf, int len) { SpiceChardev *scd = container_of(sin, SpiceChardev, sin); @@ -216,8 +213,6 @@ static void char_spice_finalize(Object *obj) vmc_unregister_interface(s); - QLIST_SAFE_REMOVE(s, next); - g_free((char *)s->sin.subtype); g_free((char *)s->sin.portname); } @@ -256,8 +251,6 @@ static void chr_open(Chardev *chr, const char *subtype) s->active = false; s->sin.subtype = g_strdup(subtype); - - QLIST_INSERT_HEAD(&spice_chars, s, next); } static void qemu_chr_open_spice_vmc(Chardev *chr, @@ -310,28 +303,18 @@ void qemu_chr_open_spice_port(Chardev *chr, return; } + if (!using_spice) { + error_setg(errp, "spice not enabled"); + return; + } + chr_open(chr, "port"); *be_opened = false; s = SPICE_CHARDEV(chr); s->sin.portname = g_strdup(name); - if (using_spice) { - /* spice server already created */ - vmc_register_interface(s); - } -} - -void qemu_spice_register_ports(void) -{ - SpiceChardev *s; - - QLIST_FOREACH(s, &spice_chars, next) { - if (s->sin.portname == NULL) { - continue; - } - vmc_register_interface(s); - } + vmc_register_interface(s); } static void qemu_chr_parse_spice_vmc(QemuOpts *opts, ChardevBackend *backend, diff --git a/softmmu/vl.c b/softmmu/vl.c index f476ef89edb7..bc0dcc4f58bd 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -4125,6 +4125,11 @@ void qemu_init(int argc, char **argv, char **envp) page_size_init(); socket_init(); + /* spice needs the timers to be initialized by this point */ + /* spice must initialize before audio as it changes the default auiodev */ + /* spice must initialize before chardevs (for spicevmc and spiceport) */ + qemu_spice_init(); + qemu_opts_foreach(qemu_find_opts("object"), user_creatable_add_opts_foreach, object_create_initial, &error_fatal); @@ -4139,10 +4144,6 @@ void qemu_init(int argc, char **argv, char **envp) fsdev_init_func, NULL, &error_fatal); #endif - /* spice needs the timers to be initialized by this point */ - /* spice must initialize before audio as it changes the default auiodev */ - qemu_spice_init(); - /* * Note: we need to create audio and block backends before * machine_set_property(), so machine properties can refer to diff --git a/ui/spice-core.c b/ui/spice-core.c index ecc2ec2c55c2..37dd68f2aba2 100644 --- a/ui/spice-core.c +++ b/ui/spice-core.c @@ -813,8 +813,6 @@ void qemu_spice_init(void) g_free(x509_cert_file); g_free(x509_cacert_file); - qemu_spice_register_ports(); - #ifdef HAVE_SPICE_GL if (qemu_opt_get_bool(opts, "gl", 0)) { if ((port != 0) || (tls_port != 0)) {