From patchwork Tue Sep 28 15:01:36 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anthony PERARD X-Patchwork-Id: 65984 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 2FC31B70EF for ; Wed, 29 Sep 2010 01:26:29 +1000 (EST) Received: from localhost ([127.0.0.1]:42491 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1P0c4Q-0001na-4f for incoming@patchwork.ozlabs.org; Tue, 28 Sep 2010 11:26:18 -0400 Received: from [140.186.70.92] (port=37507 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1P0bhv-0000R3-Iy for qemu-devel@nongnu.org; Tue, 28 Sep 2010 11:03:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1P0bhp-00060j-DG for qemu-devel@nongnu.org; Tue, 28 Sep 2010 11:02:58 -0400 Received: from smtp02.citrix.com ([66.165.176.63]:39101) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1P0bhp-0005xm-92 for qemu-devel@nongnu.org; Tue, 28 Sep 2010 11:02:57 -0400 X-IronPort-AV: E=Sophos;i="4.57,247,1283745600"; d="scan'208";a="115758234" Received: from ftlpexchmx01.citrite.net ([10.9.154.126]) by FTLPIPO02.CITRIX.COM with ESMTP; 28 Sep 2010 11:02:56 -0400 Received: from smtp01.ad.xensource.com ([10.219.128.104]) by FTLPEXCHMX01.citrite.net with Microsoft SMTPSVC(6.0.3790.4675); Tue, 28 Sep 2010 11:02:41 -0400 Received: from localhost.localdomain (perard.cam.xci-test.com [10.80.248.106]) by smtp01.ad.xensource.com (8.13.1/8.13.1) with ESMTP id o8SF25tD002526; Tue, 28 Sep 2010 08:02:55 -0700 From: anthony.perard@citrix.com To: qemu-devel@nongnu.org Date: Tue, 28 Sep 2010 16:01:36 +0100 Message-Id: <1285686097-13036-14-git-send-email-anthony.perard@citrix.com> X-Mailer: git-send-email 1.6.5 In-Reply-To: <1285686097-13036-1-git-send-email-anthony.perard@citrix.com> References: <1285686097-13036-1-git-send-email-anthony.perard@citrix.com> X-OriginalArrivalTime: 28 Sep 2010 15:02:41.0273 (UTC) FILETIME=[3298E690:01CB5F1E] X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. Cc: Anthony PERARD , xen-devel@lists.xensource.com, Stefano.Stabellini@eu.citrix.com Subject: [Qemu-devel] [PATCH RFC V4 13/14] xen: Set running state in xenstore. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Anthony PERARD This tells to the xen management tool that the machine can begin run. Signed-off-by: Anthony PERARD --- xen-all.c | 19 +++++++++++++++++++ 1 files changed, 19 insertions(+), 0 deletions(-) diff --git a/xen-all.c b/xen-all.c index c33773a..d69ad16 100644 --- a/xen-all.c +++ b/xen-all.c @@ -423,6 +423,22 @@ static void cpu_handle_ioreq(void *opaque) } } +static void xenstore_record_dm_state(const char *state) +{ + char *path = NULL; + struct xs_handle *xenstore = xs_daemon_open(); + + if (asprintf(&path, "/local/domain/0/device-model/%u/state", xen_domid) == -1) { + fprintf(stderr, "out of memory recording dm state\n"); + exit(1); + } + if (!xs_write(xenstore, XBT_NULL, path, state, strlen(state))) { + fprintf(stderr, "error recording dm state\n"); + exit(1); + } + free(path); +} + static void xen_main_loop_prepare(XenIOState *state) { int evtchn_fd = state->xce_handle == -1 ? -1 : xc_evtchn_fd(state->xce_handle); @@ -434,6 +450,9 @@ static void xen_main_loop_prepare(XenIOState *state) if (evtchn_fd != -1) { qemu_set_fd_handler(evtchn_fd, cpu_handle_ioreq, NULL, state); } + + /* record state running */ + xenstore_record_dm_state("running"); }