From patchwork Wed Mar 23 04:10:13 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshiaki Tamura X-Patchwork-Id: 654461 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p2N4J1hZ013353 for ; Wed, 23 Mar 2011 04:19:01 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752911Ab1CWESx (ORCPT ); Wed, 23 Mar 2011 00:18:53 -0400 Received: from sh.osrg.net ([192.16.179.4]:34132 "EHLO sh.osrg.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752208Ab1CWESS (ORCPT ); Wed, 23 Mar 2011 00:18:18 -0400 Received: from fs.osrg.net (postfix@fs.osrg.net [10.0.0.12]) by sh.osrg.net (8.14.3/8.14.3/OSRG-NET) with ESMTP id p2N4Hmrk010555; Wed, 23 Mar 2011 13:17:48 +0900 Received: from localhost (hype-nh0.osrg.net [10.72.1.48]) by fs.osrg.net (Postfix) with ESMTP id 027C43E02A6; Wed, 23 Mar 2011 13:17:45 +0900 (JST) From: Yoshiaki Tamura To: kvm@vger.kernel.org, qemu-devel@nongnu.org Cc: avi@redhat.com, anthony@codemonkey.ws, aliguori@us.ibm.com, mtosatti@redhat.com, dlaor@redhat.com, mst@redhat.com, kwolf@redhat.com, pbonzini@redhat.com, quintela@redhat.com, ananth@in.ibm.com, psuriset@linux.vnet.ibm.com, vatsa@linux.vnet.ibm.com, stefanha@linux.vnet.ibm.com, blauwirbel@gmail.com, ohmura.kei@lab.ntt.co.jp, Yoshiaki Tamura Subject: [PATCH 05/18] vl.c: add deleted flag for deleting the handler. Date: Wed, 23 Mar 2011 13:10:13 +0900 Message-Id: <1300853426-7054-6-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Mailer: git-send-email 1.7.1.2 In-Reply-To: <1300853426-7054-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> References: <1300853426-7054-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Dispatcher: imput version 20070423(IM149) Lines: 51 X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 23 Mar 2011 04:19:02 +0000 (UTC) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Wed, 23 Mar 2011 13:17:50 +0900 (JST) X-Virus-Scanned: clamav-milter 0.97 at sh X-Virus-Status: Clean Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org diff --git a/vl.c b/vl.c index dbb927d..483e2e3 100644 --- a/vl.c +++ b/vl.c @@ -1158,6 +1158,7 @@ static void nographic_update(void *opaque) struct vm_change_state_entry { VMChangeStateHandler *cb; void *opaque; + int deleted; QLIST_ENTRY (vm_change_state_entry) entries; }; @@ -1178,18 +1179,22 @@ VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) { - QLIST_REMOVE (e, entries); - qemu_free (e); + e->deleted = 1; } void vm_state_notify(int running, int reason) { - VMChangeStateEntry *e; + VMChangeStateEntry *e, *ne; trace_vm_state_notify(running, reason); - for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { - e->cb(e->opaque, running, reason); + QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, ne) { + if (e->deleted) { + QLIST_REMOVE(e, entries); + qemu_free(e); + } else { + e->cb(e->opaque, running, reason); + } } }