From patchwork Thu Aug 27 19:33:07 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Vivier X-Patchwork-Id: 511411 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 0DE531401C7 for ; Fri, 28 Aug 2015 05:38:05 +1000 (AEST) Received: from localhost ([::1]:44343 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZV2zq-0006Hx-UG for incoming@patchwork.ozlabs.org; Thu, 27 Aug 2015 15:38:02 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39972) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZV2vO-0006w4-FV for qemu-devel@nongnu.org; Thu, 27 Aug 2015 15:33:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZV2vN-00082k-MW for qemu-devel@nongnu.org; Thu, 27 Aug 2015 15:33:26 -0400 Received: from mx1.redhat.com ([209.132.183.28]:54392) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZV2vN-00082R-IG; Thu, 27 Aug 2015 15:33:25 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (Postfix) with ESMTPS id 3C92A8E66B; Thu, 27 Aug 2015 19:33:25 +0000 (UTC) Received: from thinkpad.redhat.com (vpn1-7-222.ams2.redhat.com [10.36.7.222]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t7RJX7Zq024823; Thu, 27 Aug 2015 15:33:23 -0400 From: Laurent Vivier To: qemu-devel@nongnu.org, Stefan Hajnoczi , Jason Wang , qemu-trivial@nongnu.org Date: Thu, 27 Aug 2015 21:33:07 +0200 Message-Id: <1440703987-29012-10-git-send-email-lvivier@redhat.com> In-Reply-To: <1440703987-29012-1-git-send-email-lvivier@redhat.com> References: <1440703987-29012-1-git-send-email-lvivier@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v3 9/9] net: remove muldiv64() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org muldiv64() is used to convert nanoseconds to microseconds. x = muldiv64(qemu_clock_get_ns(..), 1000000, get_ticks_per_sec()); As get_ticks_per_sec() is 10^9, it can be replaced by: x = qemu_clock_get_us(..); Signed-off-by: Laurent Vivier Reviewed-by: Stefan Hajnoczi --- v2: use qemu_clock_get_us() instead of qemu_clock_get_ns()/1000 net/dump.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/dump.c b/net/dump.c index 02c8064..08259af 100644 --- a/net/dump.c +++ b/net/dump.c @@ -69,7 +69,7 @@ static ssize_t dump_receive(NetClientState *nc, const uint8_t *buf, size_t size) return size; } - ts = muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 1000000, get_ticks_per_sec()); + ts = qemu_clock_get_us(QEMU_CLOCK_VIRTUAL); caplen = size > s->pcap_caplen ? s->pcap_caplen : size; hdr.ts.tv_sec = ts / 1000000 + s->start_ts;