From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36187) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zs7Zh-0005eO-VM for qemu-devel@nongnu.org; Fri, 30 Oct 2015 07:10:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Zs7Ze-0002Zh-W0 for qemu-devel@nongnu.org; Fri, 30 Oct 2015 07:10:25 -0400 Received: from mx1.redhat.com ([209.132.183.28]:48660) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zs7Ze-0002ZL-RL for qemu-devel@nongnu.org; Fri, 30 Oct 2015 07:10:22 -0400 From: Gerd Hoffmann Date: Fri, 30 Oct 2015 12:10:09 +0100 Message-Id: <1446203414-4013-15-git-send-email-kraxel@redhat.com> In-Reply-To: <1446203414-4013-1-git-send-email-kraxel@redhat.com> References: <1446203414-4013-1-git-send-email-kraxel@redhat.com> Subject: [Qemu-devel] [PATCH 14/19] vnc: only alloc server surface with clients connected List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: pl@kamp.de, Gerd Hoffmann Signed-off-by: Gerd Hoffmann --- ui/vnc.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/ui/vnc.c b/ui/vnc.c index 8ee1266..c5bef47 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -721,6 +721,10 @@ static void vnc_update_server_surface(VncDisplay *vd) qemu_pixman_image_unref(vd->server); vd->server = NULL; + if (QTAILQ_EMPTY(&vd->clients)) { + return; + } + vd->server = pixman_image_create_bits(VNC_SERVER_FB_FORMAT, vnc_width(vd), vnc_height(vd), @@ -1231,6 +1235,10 @@ void vnc_disconnect_finish(VncState *vs) if (vs->initialized) { QTAILQ_REMOVE(&vs->vd->clients, vs, next); qemu_remove_mouse_mode_change_notifier(&vs->mouse_mode_notifier); + if (QTAILQ_EMPTY(&vs->vd->clients)) { + /* last client gone */ + vnc_update_server_surface(vs->vd); + } } if (vs->vd->lock_key_sync) @@ -3069,6 +3077,7 @@ void vnc_init_state(VncState *vs) { vs->initialized = true; VncDisplay *vd = vs->vd; + bool first_client = QTAILQ_EMPTY(&vd->clients); vs->last_x = -1; vs->last_y = -1; @@ -3082,6 +3091,9 @@ void vnc_init_state(VncState *vs) vs->bh = qemu_bh_new(vnc_jobs_bh, vs); QTAILQ_INSERT_TAIL(&vd->clients, vs, next); + if (first_client) { + vnc_update_server_surface(vd); + } graphic_hw_update(vd->dcl.con); -- 1.8.3.1