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=-4.2 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,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 65785C433FE for ; Wed, 9 Dec 2020 18:35:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2D8B623C8F for ; Wed, 9 Dec 2020 18:35:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732979AbgLISew (ORCPT ); Wed, 9 Dec 2020 13:34:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46096 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726449AbgLISew (ORCPT ); Wed, 9 Dec 2020 13:34:52 -0500 Received: from mail-wm1-x32a.google.com (mail-wm1-x32a.google.com [IPv6:2a00:1450:4864:20::32a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1EE3DC0613CF for ; Wed, 9 Dec 2020 10:34:12 -0800 (PST) Received: by mail-wm1-x32a.google.com with SMTP id a3so2743841wmb.5 for ; Wed, 09 Dec 2020 10:34:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:cc:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=jR2MdtopSZOV3tTBN0Yp0TMCveXH71L9CqcRPbAJYN8=; b=o4/dmlqVY6yZzPgQ6Q4IaXFHVSP1Il+OGnoGUD8BYpZqHqXUqjv6FRkNR33L0NQQhN da0LhUTjLn+jtKAYJY57FOaZgfnYy1Pzp+X0XQ55tt8PIdC34Fdols4WxKtzLCBPlMkb NPGdZqF1a6wiqw7TaCJmwZT2v2Shi8aUUW/i/Boih48MSNiiOPwIiUBz7i4H0kanQXGI nGi2icj+9JQkK0ujb9irGS0z/KvQz1WGrA63aqAYPaix8SN5skMYQH2e7UBRP63jUQsP tMA8bv0t5mQ6DJrrEqsV0Oozx1zz6YrzUpin/DL9cce0cnCne5Cyb40SxEnLKWVa9u4q vz0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:cc:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=jR2MdtopSZOV3tTBN0Yp0TMCveXH71L9CqcRPbAJYN8=; b=ejL06gRo1TrLoo7udxAZw4ySLsvjbYHvAhWK3ziL+iEpIGZB19fSzmpQ/lgdKf1SNm UMFv/Qc5AFmYKEjugJVozPNxn7HZ0h/1djLLkId5RkT4OEBQwc5f8UNliK2q+wPUI4MF qMEtu6WLKtj/o3N4NYC4f1AGbpdNoJnd1ERIfO6eznnjx0I6nuzLqnqpxXr3wE9Pehak 6X7Ssljjn24Ycf8w6GNoJNBlWT+jsfai1uhW3W7dA/bDWdDXuEKMwEg+DWVKu8W8A2tM irNvwc8V9Wvhewt0IkRADuIbCjJ3DkmkM4aHZQ5Cg5c+XmKDmjpALSdcwVeQutueG6nm W2GQ== X-Gm-Message-State: AOAM532Ci2gOOI1lEZmC0d3t+L7GLJpiELdtsYXP8HFPWv8MMyT7/Qvs TMKYglsvkn0H3pMP7Z+ZoUweENfAWYwXtQ== X-Google-Smtp-Source: ABdhPJy3Sf87ZryK9zysttHMUMX/VMlEePJSTgZtPukSBsG5Hudnfc46koOvBffwizxxIivr+pc3vg== X-Received: by 2002:a1c:2003:: with SMTP id g3mr4244072wmg.136.1607538850659; Wed, 09 Dec 2020 10:34:10 -0800 (PST) Received: from [192.168.1.143] ([170.253.51.130]) by smtp.gmail.com with ESMTPSA id l1sm4804425wrq.64.2020.12.09.10.34.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 09 Dec 2020 10:34:10 -0800 (PST) Subject: Re: cacheflush.2 To: Heinrich Schuchardt , "Michael Kerrisk (man-pages)" References: <794cf0d1-d528-4b5a-3ce0-b1b5f588dc6d@gmx.de> Cc: linux-man@vger.kernel.org From: "Alejandro Colomar (man-pages)" Message-ID: Date: Wed, 9 Dec 2020 19:34:09 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.1 MIME-Version: 1.0 In-Reply-To: <794cf0d1-d528-4b5a-3ce0-b1b5f588dc6d@gmx.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Hi Heinrich & Michael, What about the following?: [ NOTES GCC provides a similar function, which may be useful on archi‐ tectures that lack this system call: void __builtin___clear_cache(void *begin, void *end); ] Cheers, Alex On 12/9/20 7:04 PM, Heinrich Schuchardt wrote: > Hello Michael, > > function cacheflush() does not exist on many architectures. > > It would have saved me a lot of time if the man-page had referenced GCC's > > void __builtin___clear_cache(void *begin, void *end) > > Maybe you can add it to NOTES. > > Best regards > > heirnich -- Alejandro Colomar Linux man-pages comaintainer; http://www.kernel.org/doc/man-pages/ http://www.alejandro-colomar.es