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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS 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 2DEC9C43381 for ; Tue, 26 Mar 2019 14:39:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 099562075E for ; Tue, 26 Mar 2019 14:39:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731786AbfCZOjZ (ORCPT ); Tue, 26 Mar 2019 10:39:25 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59872 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731691AbfCZOjZ (ORCPT ); Tue, 26 Mar 2019 10:39:25 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 701C758E5D; Tue, 26 Mar 2019 14:39:25 +0000 (UTC) Received: from carbon (ovpn-200-46.brq.redhat.com [10.40.200.46]) by smtp.corp.redhat.com (Postfix) with ESMTP id 017535798; Tue, 26 Mar 2019 14:39:17 +0000 (UTC) Date: Tue, 26 Mar 2019 15:39:16 +0100 From: Jesper Dangaard Brouer To: Dean Nelson Cc: brouer@redhat.com, Robert Richter , Sunil Goutham , David Miller , netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Vadim Lomovtsev Subject: Re: [PATCH net 1/2] thunderx: enable page recycling for non-XDP case Message-ID: <20190326153916.530d472e@carbon> In-Reply-To: <155360908585.12643.12967701630346715912.email-sent-by-dnelson@cyan> References: <155360907744.12643.15472521931039184559.email-sent-by-dnelson@cyan> <155360908585.12643.12967701630346715912.email-sent-by-dnelson@cyan> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Tue, 26 Mar 2019 14:39:25 +0000 (UTC) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Tue, 26 Mar 2019 10:04:47 -0400 Dean Nelson wrote: > Commit 773225388dae15e72790 added code to nicvf_alloc_page() that inadvertently > disables receive buffer page recycling for the non-XDP case by always NULL'ng > the page pointer. > > This patch corrects two if-conditionals to allow for the recycling of non-XDP > mode pages by only setting the page pointer to NULL when the page is not ready > for recycling. > > Signed-off-by: Dean Nelson You need to add a "fixes" line like this: Fixes: 773225388dae ("net: thunderx: Optimize page recycling for XDP") And in-general reference a commit in the same way in the description. -- Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer 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=-4.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS 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 BDBDFC43381 for ; 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Tue, 26 Mar 2019 14:39:25 +0000 (UTC) Received: from carbon (ovpn-200-46.brq.redhat.com [10.40.200.46]) by smtp.corp.redhat.com (Postfix) with ESMTP id 017535798; Tue, 26 Mar 2019 14:39:17 +0000 (UTC) Date: Tue, 26 Mar 2019 15:39:16 +0100 From: Jesper Dangaard Brouer To: Dean Nelson Subject: Re: [PATCH net 1/2] thunderx: enable page recycling for non-XDP case Message-ID: <20190326153916.530d472e@carbon> In-Reply-To: <155360908585.12643.12967701630346715912.email-sent-by-dnelson@cyan> References: <155360907744.12643.15472521931039184559.email-sent-by-dnelson@cyan> <155360908585.12643.12967701630346715912.email-sent-by-dnelson@cyan> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Tue, 26 Mar 2019 14:39:25 +0000 (UTC) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190326_073926_640340_6251F9A1 X-CRM114-Status: GOOD ( 13.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vadim Lomovtsev , Robert Richter , netdev@vger.kernel.org, brouer@redhat.com, Sunil Goutham , David Miller , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, 26 Mar 2019 10:04:47 -0400 Dean Nelson wrote: > Commit 773225388dae15e72790 added code to nicvf_alloc_page() that inadvertently > disables receive buffer page recycling for the non-XDP case by always NULL'ng > the page pointer. > > This patch corrects two if-conditionals to allow for the recycling of non-XDP > mode pages by only setting the page pointer to NULL when the page is not ready > for recycling. > > Signed-off-by: Dean Nelson You need to add a "fixes" line like this: Fixes: 773225388dae ("net: thunderx: Optimize page recycling for XDP") And in-general reference a commit in the same way in the description. -- Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel