From patchwork Tue Aug 20 06:59:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 1149829 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com 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 ozlabs.org (Postfix) with ESMTPS id 46CMTs5fRNz9sBF for ; Tue, 20 Aug 2019 17:13:53 +1000 (AEST) Received: from localhost ([::1]:33882 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzyL1-0003Up-MG for incoming@patchwork.ozlabs.org; Tue, 20 Aug 2019 03:13:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42639) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzy8X-0005gD-05 for qemu-devel@nongnu.org; Tue, 20 Aug 2019 03:01:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hzy8U-0003LN-Br for qemu-devel@nongnu.org; Tue, 20 Aug 2019 03:00:56 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60339) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hzy8S-0003Ha-MC for qemu-devel@nongnu.org; Tue, 20 Aug 2019 03:00:54 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CC45011A06 for ; Tue, 20 Aug 2019 07:00:50 +0000 (UTC) Received: from 640k.localdomain.com (ovpn-112-20.ams2.redhat.com [10.36.112.20]) by smtp.corp.redhat.com (Postfix) with ESMTP id 38AD17E00C; Tue, 20 Aug 2019 07:00:48 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Date: Tue, 20 Aug 2019 08:59:36 +0200 Message-Id: <1566284395-30287-18-git-send-email-pbonzini@redhat.com> In-Reply-To: <1566284395-30287-1-git-send-email-pbonzini@redhat.com> References: <1566284395-30287-1-git-send-email-pbonzini@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Tue, 20 Aug 2019 07:00:50 +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] [PULL 17/36] timer: Remove reset notifiers 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: "Dr. David Alan Gilbert" Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: "Dr. David Alan Gilbert" Remove the reset notifer from the core qemu-timer code. The only user was mc146818 and we've just remove it's use. Signed-off-by: Dr. David Alan Gilbert Message-Id: <20190724115823.4199-3-dgilbert@redhat.com> Signed-off-by: Paolo Bonzini --- include/qemu/timer.h | 22 ---------------------- util/qemu-timer.c | 21 +-------------------- 2 files changed, 1 insertion(+), 42 deletions(-) diff --git a/include/qemu/timer.h b/include/qemu/timer.h index 5d978e1..6817c78 100644 --- a/include/qemu/timer.h +++ b/include/qemu/timer.h @@ -228,28 +228,6 @@ void qemu_clock_enable(QEMUClockType type, bool enabled); void qemu_start_warp_timer(void); /** - * qemu_clock_register_reset_notifier: - * @type: the clock type - * @notifier: the notifier function - * - * Register a notifier function to call when the clock - * concerned is reset. - */ -void qemu_clock_register_reset_notifier(QEMUClockType type, - Notifier *notifier); - -/** - * qemu_clock_unregister_reset_notifier: - * @type: the clock type - * @notifier: the notifier function - * - * Unregister a notifier function to call when the clock - * concerned is reset. - */ -void qemu_clock_unregister_reset_notifier(QEMUClockType type, - Notifier *notifier); - -/** * qemu_clock_run_timers: * @type: clock on which to operate * diff --git a/util/qemu-timer.c b/util/qemu-timer.c index 1cc1b2f..2faaaf9 100644 --- a/util/qemu-timer.c +++ b/util/qemu-timer.c @@ -48,7 +48,6 @@ typedef struct QEMUClock { /* We rely on BQL to protect the timerlists */ QLIST_HEAD(, QEMUTimerList) timerlists; - NotifierList reset_notifiers; int64_t last; QEMUClockType type; @@ -133,7 +132,6 @@ static void qemu_clock_init(QEMUClockType type, QEMUTimerListNotifyCB *notify_cb clock->enabled = (type == QEMU_CLOCK_VIRTUAL ? false : true); clock->last = INT64_MIN; QLIST_INIT(&clock->timerlists); - notifier_list_init(&clock->reset_notifiers); main_loop_tlg.tl[type] = timerlist_new(type, notify_cb, NULL); } @@ -630,7 +628,7 @@ int64_t timerlistgroup_deadline_ns(QEMUTimerListGroup *tlg) int64_t qemu_clock_get_ns(QEMUClockType type) { - int64_t now, last; + int64_t now; QEMUClock *clock = qemu_clock_ptr(type); switch (type) { @@ -645,11 +643,7 @@ int64_t qemu_clock_get_ns(QEMUClockType type) } case QEMU_CLOCK_HOST: now = REPLAY_CLOCK(REPLAY_CLOCK_HOST, get_clock_realtime()); - last = clock->last; clock->last = now; - if (now < last || now > (last + get_max_clock_jump())) { - notifier_list_notify(&clock->reset_notifiers, &now); - } return now; case QEMU_CLOCK_VIRTUAL_RT: return REPLAY_CLOCK(REPLAY_CLOCK_VIRTUAL_RT, cpu_get_clock()); @@ -668,19 +662,6 @@ void qemu_clock_set_last(QEMUClockType type, uint64_t last) clock->last = last; } -void qemu_clock_register_reset_notifier(QEMUClockType type, - Notifier *notifier) -{ - QEMUClock *clock = qemu_clock_ptr(type); - notifier_list_add(&clock->reset_notifiers, notifier); -} - -void qemu_clock_unregister_reset_notifier(QEMUClockType type, - Notifier *notifier) -{ - notifier_remove(notifier); -} - void init_clocks(QEMUTimerListNotifyCB *notify_cb) { QEMUClockType type;