From nobody Thu May 2 09:05:12 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1523433146862391.71198247566053; Wed, 11 Apr 2018 00:52:26 -0700 (PDT) Received: from localhost ([::1]:60720 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f6AYB-00045A-AN for importer@patchew.org; Wed, 11 Apr 2018 03:52:15 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43620) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f6AXA-0003e3-3D for qemu-devel@nongnu.org; Wed, 11 Apr 2018 03:51:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f6AX6-000187-Sh for qemu-devel@nongnu.org; Wed, 11 Apr 2018 03:51:12 -0400 Received: from mail.ispras.ru ([83.149.199.45]:36722) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f6AX6-00017l-KB for qemu-devel@nongnu.org; Wed, 11 Apr 2018 03:51:08 -0400 Received: from [127.0.1.1] (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id DCAA754006A; Wed, 11 Apr 2018 10:51:06 +0300 (MSK) From: Pavel Dovgalyuk To: qemu-devel@nongnu.org Date: Wed, 11 Apr 2018 10:51:10 +0300 Message-ID: <20180411075109.5065.88256.stgit@pasha-VirtualBox> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 83.149.199.45 Subject: [Qemu-devel] [PATCH v2] timer: remove replay clock probe in deadline calculation X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pbonzini@redhat.com, maria.klimushenkova@ispras.ru, dovgaluk@ispras.ru, pavel.dovgaluk@ispras.ru Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Ciro Santilli reported that commit a5ed352596a8b7eb2f9acce34371b944ac3056c4 breaks the execution replay. It happens due to the probing the clock for the new instances of iothread. However, this probing was made in replay mode for the timer lists that are empty. This patch removes clock probing in replay mode. It is an artifact of the old version with another thread model. Signed-off-by: Pavel Dovgalyuk --- util/qemu-timer.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/util/qemu-timer.c b/util/qemu-timer.c index 2ed1bf2..86bfe84 100644 --- a/util/qemu-timer.c +++ b/util/qemu-timer.c @@ -578,17 +578,10 @@ int64_t timerlistgroup_deadline_ns(QEMUTimerListGroup= *tlg) { int64_t deadline =3D -1; QEMUClockType type; - bool play =3D replay_mode =3D=3D REPLAY_MODE_PLAY; for (type =3D 0; type < QEMU_CLOCK_MAX; type++) { if (qemu_clock_use_for_deadline(type)) { - if (!play || type =3D=3D QEMU_CLOCK_REALTIME) { - deadline =3D qemu_soonest_timeout(deadline, - timerlist_deadline_ns(tlg-= >tl[type])); - } else { - /* Read clock from the replay file and - do not calculate the deadline, based on virtual clock. = */ - qemu_clock_get_ns(type); - } + deadline =3D qemu_soonest_timeout(deadline, + timerlist_deadline_ns(tlg->tl[= type])); } } return deadline;