From mboxrd@z Thu Jan 1 00:00:00 1970 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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 1D8B2C33C9E for ; Wed, 15 Jan 2020 02:38:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F2DFB24679 for ; Wed, 15 Jan 2020 02:38:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728899AbgAOCiI (ORCPT ); Tue, 14 Jan 2020 21:38:08 -0500 Received: from shards.monkeyblade.net ([23.128.96.9]:51656 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728862AbgAOCiI (ORCPT ); Tue, 14 Jan 2020 21:38:08 -0500 Received: from localhost (unknown [8.46.75.2]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 9836B15809987; Tue, 14 Jan 2020 18:37:56 -0800 (PST) Date: Tue, 14 Jan 2020 18:37:48 -0800 (PST) Message-Id: <20200114.183748.275989716164464774.davem@davemloft.net> To: bjorn.andersson@linaro.org Cc: aneela@codeaurora.org, clew@codeaurora.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH v4 0/5] QRTR flow control improvements From: David Miller In-Reply-To: <20200114075703.2145718-1-bjorn.andersson@linaro.org> References: <20200114075703.2145718-1-bjorn.andersson@linaro.org> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Tue, 14 Jan 2020 18:38:07 -0800 (PST) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Bjorn Andersson Date: Mon, 13 Jan 2020 23:56:58 -0800 > In order to prevent overconsumption of resources on the remote side QRTR > implements a flow control mechanism. > > Move the handling of the incoming confirm_rx to the receiving process to > ensure incoming flow is controlled. Then implement outgoing flow > control, using the recommended algorithm of counting outstanding > non-confirmed messages and blocking when hitting a limit. The last three > patches refactors the node assignment and port lookup, in order to > remove the worker in the receive path. Series applied to net-next, thank you.