From patchwork Fri May 8 12:31:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 226281 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B28D0C38A2A for ; Fri, 8 May 2020 12:39:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8CB3B21835 for ; Fri, 8 May 2020 12:39:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588941597; bh=pDBilO5BYbBjxdbM9aR4UMZzJhRiR6hKSFP+rpMXcv8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=XEVes9ErppqwEQ7YqB2SCtXDkqtW7lcPNinFQYEQHtED7G/WFz/zbPsMBd1PXx2EA I3nX/dgUUsz4F0P4RsDbQtvgsyChKoTWjYkRrfJl6gWtR5htyAQr2BQ7BRsIDVIc5m c/gZEGrvAbQn5yAZTVvr7av6LMjA30ufyzIBqpD4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728627AbgEHMjz (ORCPT ); Fri, 8 May 2020 08:39:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:60528 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727892AbgEHMjy (ORCPT ); Fri, 8 May 2020 08:39:54 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2ECFD20731; Fri, 8 May 2020 12:39:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588941593; bh=pDBilO5BYbBjxdbM9aR4UMZzJhRiR6hKSFP+rpMXcv8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vJnMfgE1OrS0fr67zbKn5NbxVbXeC3CZiW0UsqFIiMn6wVkdRyKnDjJAlfBNODS4A 6MUDHfISVFVhIurcvvhqIviWULKIZ7RrVv98uZOpGnI9xH6JnTnO44yn4aJZMfhGa5 72hSKvbq/KcnZPfgr36UeInEqX7gdbVI7gslwWnM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jamal Hadi Salim , Cong Wang , "David S. Miller" Subject: [PATCH 4.4 093/312] sch_tbf: update backlog as well Date: Fri, 8 May 2020 14:31:24 +0200 Message-Id: <20200508123131.078649814@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200508123124.574959822@linuxfoundation.org> References: <20200508123124.574959822@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: WANG Cong commit 8d5958f424b62060a8696b12c17dad198d5d386f upstream. Fixes: 2ccccf5fb43f ("net_sched: update hierarchical backlog too") Cc: Jamal Hadi Salim Signed-off-by: Cong Wang Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/sched/sch_tbf.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/net/sched/sch_tbf.c +++ b/net/sched/sch_tbf.c @@ -197,6 +197,7 @@ static int tbf_enqueue(struct sk_buff *s return ret; } + qdisc_qstats_backlog_inc(sch, skb); sch->q.qlen++; return NET_XMIT_SUCCESS; } @@ -207,6 +208,7 @@ static unsigned int tbf_drop(struct Qdis unsigned int len = 0; if (q->qdisc->ops->drop && (len = q->qdisc->ops->drop(q->qdisc)) != 0) { + sch->qstats.backlog -= len; sch->q.qlen--; qdisc_qstats_drop(sch); } @@ -253,6 +255,7 @@ static struct sk_buff *tbf_dequeue(struc q->t_c = now; q->tokens = toks; q->ptokens = ptoks; + qdisc_qstats_backlog_dec(sch, skb); sch->q.qlen--; qdisc_unthrottled(sch); qdisc_bstats_update(sch, skb); @@ -284,6 +287,7 @@ static void tbf_reset(struct Qdisc *sch) struct tbf_sched_data *q = qdisc_priv(sch); qdisc_reset(q->qdisc); + sch->qstats.backlog = 0; sch->q.qlen = 0; q->t_c = ktime_get_ns(); q->tokens = q->buffer;