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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 21477C43603 for ; Wed, 18 Dec 2019 11:20:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E5DC921D7D for ; Wed, 18 Dec 2019 11:20:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="irgp9MLr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726897AbfLRLUC (ORCPT ); Wed, 18 Dec 2019 06:20:02 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:50501 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726682AbfLRLUB (ORCPT ); Wed, 18 Dec 2019 06:20:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1576668000; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=lv2aG88TsoBY1Gtzn+rvzVvVT3dJSL+Og5VTXQp1x9s=; b=irgp9MLrREhSwnXLv9X5qbx9I2ql/6NmKcEfdPN0lbLkp2SeA3/pYlQl7+eawkKPDMmPIN d/T35ZwDwJrWhy3/POySH50Ol8fDzRkXuQacwLSV8rdcwqTAX/2Vj+VRVEI8FNuqJHo6OF l1SliXAB8uNiOkdEmjOP2MIduCN1/9I= Received: from mail-lf1-f70.google.com (mail-lf1-f70.google.com [209.85.167.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-318-VDw4knfaNbeSX3o_MMVocg-1; Wed, 18 Dec 2019 06:19:58 -0500 X-MC-Unique: VDw4knfaNbeSX3o_MMVocg-1 Received: by mail-lf1-f70.google.com with SMTP id 6so187066lfj.17 for ; Wed, 18 Dec 2019 03:19:58 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version:content-transfer-encoding; bh=lv2aG88TsoBY1Gtzn+rvzVvVT3dJSL+Og5VTXQp1x9s=; b=gKFxMV0nu97/9aDYJntZ+58zK6S/DAjTUeW8C9O0d5hRXrh0mP4FPDwZYX7MvhCtDG R9pvsRmT2lleVWstxIYvwzcQn2VyAn3MkdcM1i2590Gj1KrUfrk3TNomcGbIwo9gganq gbVyNDW69qHtI81TP73Qvkx+wfim+YJszWsxs9HeMYQhGfGXz1VGeKutlEz9UhRdH7it buoRzHOnZfzlMWV36lEN2SUv24xKAfkp6pEyPirnAsnxnMoneQxtNv2bIGMQhMeo65gM nmGvIeOH4b2vYKM+UDX6e1l56aHC7Jne+lDFYEfz8jLCVSGiVJlVUZPmOVh4ffl3Xocy 1CoQ== X-Gm-Message-State: APjAAAVR4e4PwbeTXxKg2EJnm6u/Gmfb62h6JeONqxFO8HpA5nzM+eCg UpnlCJ9m21+VWsvpANqMp+vQOSEugjDocuA3m0lk/Utc+9aYM88c954Qezsq6UZhbGzPawyOlqT 339Q6FIjJ6C8RZWLx X-Received: by 2002:a2e:978c:: with SMTP id y12mr1168043lji.167.1576667997139; Wed, 18 Dec 2019 03:19:57 -0800 (PST) X-Google-Smtp-Source: APXvYqyjHsRTG2Z0nKVQalh7Mb+J6dmxqtTJQ2370SvMZTHE1AYkHBlJiLkPJrWqvCmhldcNKnJlHQ== X-Received: by 2002:a2e:978c:: with SMTP id y12mr1168025lji.167.1576667997003; Wed, 18 Dec 2019 03:19:57 -0800 (PST) Received: from alrua-x1.borgediget.toke.dk ([45.145.92.2]) by smtp.gmail.com with ESMTPSA id b20sm956994ljp.20.2019.12.18.03.19.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Dec 2019 03:19:56 -0800 (PST) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id 9B3EF180969; Wed, 18 Dec 2019 12:19:55 +0100 (CET) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= , netdev@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net Cc: =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= , bpf@vger.kernel.org, davem@davemloft.net, jakub.kicinski@netronome.com, hawk@kernel.org, john.fastabend@gmail.com, magnus.karlsson@intel.com, jonathan.lemon@gmail.com Subject: Re: [PATCH bpf-next 6/8] xdp: make cpumap flush_list common for all map instances In-Reply-To: <20191218105400.2895-7-bjorn.topel@gmail.com> References: <20191218105400.2895-1-bjorn.topel@gmail.com> <20191218105400.2895-7-bjorn.topel@gmail.com> X-Clacks-Overhead: GNU Terry Pratchett Date: Wed, 18 Dec 2019 12:19:55 +0100 Message-ID: <87o8w56ftw.fsf@toke.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Bj=C3=B6rn T=C3=B6pel writes: > From: Bj=C3=B6rn T=C3=B6pel > > The cpumap flush list is used to track entries that need to flushed > from via the xdp_do_flush_map() function. This list used to be > per-map, but there is really no reason for that. Instead make the > flush list global for all devmaps, which simplifies __cpu_map_flush() > and cpu_map_alloc(). > > Signed-off-by: Bj=C3=B6rn T=C3=B6pel Acked-by: Toke H=C3=B8iland-J=C3=B8rgensen