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=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 EFA7AC64E90 for ; Mon, 30 Nov 2020 23:51:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 92598207BB for ; Mon, 30 Nov 2020 23:51:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="d7hrqtIX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388961AbgK3XvW (ORCPT ); Mon, 30 Nov 2020 18:51:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50566 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388938AbgK3XvV (ORCPT ); Mon, 30 Nov 2020 18:51:21 -0500 Received: from mail-ej1-x643.google.com (mail-ej1-x643.google.com [IPv6:2a00:1450:4864:20::643]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C2EE4C0613CF; Mon, 30 Nov 2020 15:50:34 -0800 (PST) Received: by mail-ej1-x643.google.com with SMTP id m19so7ejj.11; Mon, 30 Nov 2020 15:50:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=7lMOOQvdqUOwbmtdKr6S/nixjPck0Pwdn/gtL9VI6pQ=; b=d7hrqtIX+xD1eLtp3cpukvwZw7frT0tnMk2ESj3/te+5f+ZeX3TSOvvu2+d4XLulQr HzLy37RAAF0jeF/ab8wC6QdQau9pl2lI4ClH9JcLEG+PuCNM9b8MpLdI1W/werBEUHBu 42GpgWLyQE4UA8gHcjn+bTWo6cn569iUd+EYi3VeCSxE754cHdA4NrzSO98iZBSXExSN TuYNpuP3Ot0OaphuamPpbcylLgsKovGRORl3jV1oPegMcIIxfMmSX8bmnEEkTXLDcEeI t3NBvf11yIuFlUPDJK2FM71zhLqMau5UnZJKaXYzhGE/T5lebLLeeSa4V3uuCJvnrf9a gksg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=7lMOOQvdqUOwbmtdKr6S/nixjPck0Pwdn/gtL9VI6pQ=; b=kYRK+rlSAP3/AYg1LaviGTdoXAvG9BqoiQQPTiH0f+xczxxwoGg/LOZDBBhJLiGdO2 w2el47y6mGB0AlzEuuCC1VSuq01fnsF1sOPu6/BO7eNpASfLxpSauarC6F+YIkvc+Ail xZL//LQrm5tJLkr7gaNsXS59WnDxdPpXmq1zR0MYplRGNZkDo/zXhqz3VumEFbw1z7zS dvSYf8fyANmWJaEJ3F38JUeo/VoB9ikvmIkhkuMYZyxxUA5RuV2m0eXf3pi9b/ORLgQR aJA5zaUtViy8o8CJZHXrqi2Rpa6NGIDy+30UVnt98ghILma1kyCwsLE0IOl9zuqq1nPD rQQQ== X-Gm-Message-State: AOAM532jxIYdI1DToZ8RtlkMd+Tn9hLSMJl0s7PhMs5PHiWNs/bZuSps /1obLeCVqvSHYoDJOTd6QHE= X-Google-Smtp-Source: ABdhPJyah5jSLWu0szzqBIn+FZ3jf4pFwB3v1WwO2+ktPNmZ/OSOh8vZZwZyaasnNS55iogpMHm3tg== X-Received: by 2002:a17:906:60d2:: with SMTP id f18mr261836ejk.528.1606780233136; Mon, 30 Nov 2020 15:50:33 -0800 (PST) Received: from skbuf ([188.25.2.120]) by smtp.gmail.com with ESMTPSA id d14sm3000347edn.31.2020.11.30.15.50.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Nov 2020 15:50:32 -0800 (PST) Date: Tue, 1 Dec 2020 01:50:31 +0200 From: Vladimir Oltean To: George McCollister Cc: Jakub Kicinski , Andrew Lunn , Vivien Didelot , Florian Fainelli , "David S . Miller" , netdev@vger.kernel.org, "open list:OPEN FIRMWARE AND..." Subject: Re: [PATCH net-next v2 2/3] net: dsa: add Arrow SpeedChips XRS700x driver Message-ID: <20201130235031.cdxkp344ph7uob7o@skbuf> References: <20201127195057.ac56bimc6z3kpygs@skbuf> <20201127133753.4cf108cb@kicinski-fedora-pc1c0hjn.DHCP.thefacebook.com> <20201127233048.GB2073444@lunn.ch> <20201127233916.bmhvcep6sjs5so2e@skbuf> <20201128000234.hwd5zo2d4giiikjc@skbuf> <20201128003912.GA2191767@lunn.ch> <20201128014106.lcqi6btkudbnj3mc@skbuf> <20201127181525.2fe6205d@kicinski-fedora-pc1c0hjn.DHCP.thefacebook.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Mon, Nov 30, 2020 at 10:52:35AM -0600, George McCollister wrote: > Another possible option could be replacing for_each_netdev_rcu with > for_each_netdev_srcu and using list_for_each_entry_srcu (though it's > currently used nowhere else in the kernel). Has anyone considered > using sleepable RCUs or thought of a reason they wouldn't work or > wouldn't be desirable? For more info search for SRCU in > Documentation/RCU/RTFP.txt Want to take the lead?