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=-4.3 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, 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 16247C43611 for ; Mon, 10 May 2021 13:42:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E2E4B6101B for ; Mon, 10 May 2021 13:42:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233276AbhEJNnL (ORCPT ); Mon, 10 May 2021 09:43:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47602 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236863AbhEJNR0 (ORCPT ); Mon, 10 May 2021 09:17:26 -0400 Received: from mail-wm1-x32b.google.com (mail-wm1-x32b.google.com [IPv6:2a00:1450:4864:20::32b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED3A6C06138C; Mon, 10 May 2021 06:16:19 -0700 (PDT) Received: by mail-wm1-x32b.google.com with SMTP id 82-20020a1c01550000b0290142562ff7c9so8868251wmb.3; Mon, 10 May 2021 06:16:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=Sh4i9feljTPFrIfpR/IU/E8n0D3Fda88xyQfypmum7w=; b=GfQpYA/u/ESXNzCwhJN35I1L0Sb2vRVeukRNG83W8xG2OMlDA6+i5W0OODo/+LWE9E ivWW5//Dci3M+PXPgJnH/odM7KtTO7yjQKrEe7KAvh4E7fvrd/ZuLkJAZP62sWtsDMuB AIqgCRqoTLZzj0iGC6/REa3QuGlmZjiRxifV0mZYrMLJSap8JjiujnvbMmFTzTlx+O95 x9XnwiLNDr5qqWcsdoyW+ETG1hWAlzA+FW12aKJEwh2j5DlnppfpjkE6ahf9DAyZ8V+v c4HLN0tsaWZM2+zfMzrOFU3u/mXI98pyg6LlDYSgFBtDuHlk1DmX0lhge4HX1KOLhtwA z+4g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=Sh4i9feljTPFrIfpR/IU/E8n0D3Fda88xyQfypmum7w=; b=cYGoVbnuzC8qi/rSzJ+ExaPcPY6WDiRnoQYrUOJUW/LDLaupeK70YlIz31CC6DpEIO YjQqqXw2K1KRvLE2EmkMqZgmSNaOqjLw3WgaQER7nKYN78smSnUQvql/Lq9C3BYIAbbS A89hiMUo84LxHpIIH5PXWbH2rmZnREpJ+CAq/H0QPEPvY3481ifRRLSpOK8Cv3AHyzwB Y9C4Y5kQCgYC6MsNt9LSL+mATP7JJWBNR9KZjed7REYhOTmkJTYOrQnd1aSrwgzazjvo Ixtv6yd4OPdU4nF7WYCxOtY9Watsai28mxpDWeEFK5xhy198jgxuKAvRFJqigderRiYZ zU/w== X-Gm-Message-State: AOAM5320WfRdSTq1VXESkXjcB7G2WrDl9rtLEDxZcnwiFr7WOtK+XUaU ikYqT3CuD1N4pbhEXWdxDhI= X-Google-Smtp-Source: ABdhPJysoQ4YBpE1J87NsTC/Z24p8NQqGLKPSudpVCmtLwZFhM2Wy0R7/k0aKiXMKdpTI23nPdYVEw== X-Received: by 2002:a05:600c:47d7:: with SMTP id l23mr36980376wmo.95.1620652578722; Mon, 10 May 2021 06:16:18 -0700 (PDT) Received: from [192.168.1.122] (cpc159425-cmbg20-2-0-cust403.5-4.cable.virginm.net. [86.7.189.148]) by smtp.gmail.com with ESMTPSA id s1sm27945073wmj.8.2021.05.10.06.16.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:16:17 -0700 (PDT) Subject: Re: [PATCH 00/53] Get rid of UTF-8 chars that can be mapped as ASCII To: Mauro Carvalho Chehab , David Woodhouse Cc: Linux Doc Mailing List , linux-kernel@vger.kernel.org, Jonathan Corbet , alsa-devel@alsa-project.org, coresight@lists.linaro.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-wired-lan@lists.osuosl.org, keyrings@vger.kernel.org, kvm@vger.kernel.org, linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-edac@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fpga@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-iio@vger.kernel.org, linux-input@vger.kernel.org, linux-integrity@vger.kernel.org, linux-media@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org, linux-rdma@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org, linux-usb@vger.kernel.org, mjpeg-users@lists.sourceforge.net, netdev@vger.kernel.org, rcu@vger.kernel.org, x86@kernel.org References: <2ae366fdff4bd5910a2270823e8da70521c859af.camel@infradead.org> <20210510135518.305cc03d@coco.lan> From: Edward Cree Message-ID: Date: Mon, 10 May 2021 14:16:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20210510135518.305cc03d@coco.lan> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org On 10/05/2021 12:55, Mauro Carvalho Chehab wrote: > The main point on this series is to replace just the occurrences > where ASCII represents the symbol equally well > - U+2014 ('—'): EM DASH Em dash is not the same thing as hyphen-minus, and the latter does not serve 'equally well'. People use em dashes because — even in monospace fonts — they make text easier to read and comprehend, when used correctly. I accept that some of the other distinctions — like en dashes — are needlessly pedantic (though I don't doubt there is someone out there who will gladly defend them with the same fervour with which I argue for the em dash) and I wouldn't take the trouble to use them myself; but I think there is a reasonable assumption that when someone goes to the effort of using a Unicode punctuation mark that is semantic (rather than merely typographical), they probably had a reason for doing so. > - U+2018 ('‘'): LEFT SINGLE QUOTATION MARK > - U+2019 ('’'): RIGHT SINGLE QUOTATION MARK > - U+201c ('“'): LEFT DOUBLE QUOTATION MARK > - U+201d ('”'): RIGHT DOUBLE QUOTATION MARK (These are purely typographic, I have no problem with dumping them.) > - U+00d7 ('×'): MULTIPLICATION SIGN Presumably this is appearing in mathematical formulae, in which case changing it to 'x' loses semantic information. > Using the above symbols will just trick tools like grep for no good > reason. NBSP, sure. That one's probably an artefact of some document format conversion somewhere along the line, anyway. But what kinds of things with × or — in are going to be grept for? If there are em dashes lying around that semantically _should_ be hyphen-minus (one of your patches I've seen, for instance, fixes an *en* dash moonlighting as the option character in an `ethtool` command line), then sure, convert them. But any time someone is using a Unicode character to *express semantics*, even if you happen to think the semantic distinction involved is a pedantic or unimportant one, I think you need an explicit grep case to justify ASCIIfying it. -ed 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=-2.3 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,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 8A023C433B4 for ; Mon, 10 May 2021 13:16:44 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EDB94611F0 for ; 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[86.7.189.148]) by smtp.gmail.com with ESMTPSA id s1sm27945073wmj.8.2021.05.10.06.16.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:16:17 -0700 (PDT) Subject: Re: [PATCH 00/53] Get rid of UTF-8 chars that can be mapped as ASCII To: Mauro Carvalho Chehab , David Woodhouse Cc: Linux Doc Mailing List , linux-kernel@vger.kernel.org, Jonathan Corbet , alsa-devel@alsa-project.org, coresight@lists.linaro.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-wired-lan@lists.osuosl.org, keyrings@vger.kernel.org, kvm@vger.kernel.org, linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-edac@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fpga@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-iio@vger.kernel.org, linux-input@vger.kernel.org, linux-integrity@vger.kernel.org, linux-media@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org, linux-rdma@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org, linux-usb@vger.kernel.org, mjpeg-users@lists.sourceforge.net, netdev@vger.kernel.org, rcu@vger.kernel.org, x86@kernel.org References: <2ae366fdff4bd5910a2270823e8da70521c859af.camel@infradead.org> <20210510135518.305cc03d@coco.lan> From: Edward Cree Message-ID: Date: Mon, 10 May 2021 14:16:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20210510135518.305cc03d@coco.lan> Content-Language: en-GB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210510_061621_215065_44582F62 X-CRM114-Status: GOOD ( 20.26 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gMTAvMDUvMjAyMSAxMjo1NSwgTWF1cm8gQ2FydmFsaG8gQ2hlaGFiIHdyb3RlOgo+IFRoZSBt YWluIHBvaW50IG9uIHRoaXMgc2VyaWVzIGlzIHRvIHJlcGxhY2UganVzdCB0aGUgb2NjdXJyZW5j ZXMKPiB3aGVyZSBBU0NJSSByZXByZXNlbnRzIHRoZSBzeW1ib2wgZXF1YWxseSB3ZWxsCgo+IAkt IFUrMjAxNCAoJ+KAlCcpOiBFTSBEQVNICkVtIGRhc2ggaXMgbm90IHRoZSBzYW1lIHRoaW5nIGFz IGh5cGhlbi1taW51cywgYW5kIHRoZSBsYXR0ZXIgZG9lcyBub3QKIHNlcnZlICdlcXVhbGx5IHdl bGwnLiAgUGVvcGxlIHVzZSBlbSBkYXNoZXMgYmVjYXVzZSDigJQgZXZlbiBpbgogbW9ub3NwYWNl IGZvbnRzIOKAlCB0aGV5IG1ha2UgdGV4dCBlYXNpZXIgdG8gcmVhZCBhbmQgY29tcHJlaGVuZCwg d2hlbgogdXNlZCBjb3JyZWN0bHkuCkkgYWNjZXB0IHRoYXQgc29tZSBvZiB0aGUgb3RoZXIgZGlz dGluY3Rpb25zIOKAlCBsaWtlIGVuIGRhc2hlcyDigJQgYXJlCiBuZWVkbGVzc2x5IHBlZGFudGlj ICh0aG91Z2ggSSBkb24ndCBkb3VidCB0aGVyZSBpcyBzb21lb25lIG91dCB0aGVyZQogd2hvIHdp bGwgZ2xhZGx5IGRlZmVuZCB0aGVtIHdpdGggdGhlIHNhbWUgZmVydm91ciB3aXRoIHdoaWNoIEkg YXJndWUKIGZvciB0aGUgZW0gZGFzaCkgYW5kIEkgd291bGRuJ3QgdGFrZSB0aGUgdHJvdWJsZSB0 byB1c2UgdGhlbSBteXNlbGY7CiBidXQgSSB0aGluayB0aGVyZSBpcyBhIHJlYXNvbmFibGUgYXNz dW1wdGlvbiB0aGF0IHdoZW4gc29tZW9uZSBnb2VzCiB0byB0aGUgZWZmb3J0IG9mIHVzaW5nIGEg VW5pY29kZSBwdW5jdHVhdGlvbiBtYXJrIHRoYXQgaXMgc2VtYW50aWMKIChyYXRoZXIgdGhhbiBt ZXJlbHkgdHlwb2dyYXBoaWNhbCksIHRoZXkgcHJvYmFibHkgaGFkIGEgcmVhc29uIGZvcgogZG9p bmcgc28uCgo+IAktIFUrMjAxOCAoJ+KAmCcpOiBMRUZUIFNJTkdMRSBRVU9UQVRJT04gTUFSSwo+ IAktIFUrMjAxOSAoJ+KAmScpOiBSSUdIVCBTSU5HTEUgUVVPVEFUSU9OIE1BUksKPiAJLSBVKzIw MWMgKCfigJwnKTogTEVGVCBET1VCTEUgUVVPVEFUSU9OIE1BUksKPiAJLSBVKzIwMWQgKCfigJ0n KTogUklHSFQgRE9VQkxFIFFVT1RBVElPTiBNQVJLCihUaGVzZSBhcmUgcHVyZWx5IHR5cG9ncmFw aGljLCBJIGhhdmUgbm8gcHJvYmxlbSB3aXRoIGR1bXBpbmcgdGhlbS4pCgo+IAktIFUrMDBkNyAo J8OXJyk6IE1VTFRJUExJQ0FUSU9OIFNJR04KUHJlc3VtYWJseSB0aGlzIGlzIGFwcGVhcmluZyBp biBtYXRoZW1hdGljYWwgZm9ybXVsYWUsIGluIHdoaWNoIGNhc2UKIGNoYW5naW5nIGl0IHRvICd4 JyBsb3NlcyBzZW1hbnRpYyBpbmZvcm1hdGlvbi4KCj4gVXNpbmcgdGhlIGFib3ZlIHN5bWJvbHMg d2lsbCBqdXN0IHRyaWNrIHRvb2xzIGxpa2UgZ3JlcCBmb3Igbm8gZ29vZAo+IHJlYXNvbi4KTkJT UCwgc3VyZS4gIFRoYXQgb25lJ3MgcHJvYmFibHkgYW4gYXJ0ZWZhY3Qgb2Ygc29tZSBkb2N1bWVu dCBmb3JtYXQKIGNvbnZlcnNpb24gc29tZXdoZXJlIGFsb25nIHRoZSBsaW5lLCBhbnl3YXkuCkJ1 dCB3aGF0IGtpbmRzIG9mIHRoaW5ncyB3aXRoIMOXIG9yIOKAlCBpbiBhcmUgZ29pbmcgdG8gYmUg Z3JlcHQgZm9yPwoKSWYgdGhlcmUgYXJlIGVtIGRhc2hlcyBseWluZyBhcm91bmQgdGhhdCBzZW1h bnRpY2FsbHkgX3Nob3VsZF8gYmUKIGh5cGhlbi1taW51cyAob25lIG9mIHlvdXIgcGF0Y2hlcyBJ J3ZlIHNlZW4sIGZvciBpbnN0YW5jZSwgZml4ZXMgYW4KICplbiogZGFzaCBtb29ubGlnaHRpbmcg YXMgdGhlIG9wdGlvbiBjaGFyYWN0ZXIgaW4gYW4gYGV0aHRvb2xgCiBjb21tYW5kIGxpbmUpLCB0 aGVuIHN1cmUsIGNvbnZlcnQgdGhlbS4KQnV0IGFueSB0aW1lIHNvbWVvbmUgaXMgdXNpbmcgYSBV bmljb2RlIGNoYXJhY3RlciB0byAqZXhwcmVzcwogc2VtYW50aWNzKiwgZXZlbiBpZiB5b3UgaGFw cGVuIHRvIHRoaW5rIHRoZSBzZW1hbnRpYyBkaXN0aW5jdGlvbgogaW52b2x2ZWQgaXMgYSBwZWRh bnRpYyBvciB1bmltcG9ydGFudCBvbmUsIEkgdGhpbmsgeW91IG5lZWQgYW4KIGV4cGxpY2l0IGdy ZXAgY2FzZSB0byBqdXN0aWZ5IEFTQ0lJZnlpbmcgaXQuCgotZWQKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdAps aW51eC1yaXNjdkBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3Jn L21haWxtYW4vbGlzdGluZm8vbGludXgtcmlzY3YK 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=-2.1 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,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 48B58C433ED for ; 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[86.7.189.148]) by smtp.gmail.com with ESMTPSA id s1sm27945073wmj.8.2021.05.10.06.16.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:16:17 -0700 (PDT) To: Mauro Carvalho Chehab , David Woodhouse References: <2ae366fdff4bd5910a2270823e8da70521c859af.camel@infradead.org> <20210510135518.305cc03d@coco.lan> From: Edward Cree Message-ID: Date: Mon, 10 May 2021 14:16:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20210510135518.305cc03d@coco.lan> Content-Language: en-GB X-Headers-End: 1lg5lo-0006tg-FS Subject: Re: [f2fs-dev] [PATCH 00/53] Get rid of UTF-8 chars that can be mapped as ASCII X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, kvm@vger.kernel.org, Linux Doc Mailing List , linux-iio@vger.kernel.org, linux-pci@vger.kernel.org, linux-fpga@vger.kernel.org, dri-devel@lists.freedesktop.org, keyrings@vger.kernel.org, linux-riscv@lists.infradead.org, Jonathan Corbet , linux-rdma@vger.kernel.org, x86@kernel.org, linux-acpi@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-input@vger.kernel.org, linux-ext4@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-media@vger.kernel.org, linux-pm@vger.kernel.org, linux-sgx@vger.kernel.org, coresight@lists.linaro.org, rcu@vger.kernel.org, mjpeg-users@lists.sourceforge.net, linux-arm-kernel@lists.infradead.org, linux-edac@vger.kernel.org, linux-hwmon@vger.kernel.org, netdev@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-integrity@vger.kernel.org Content-Type: text/plain; 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[86.7.189.148]) by smtp.gmail.com with ESMTPSA id s1sm27945073wmj.8.2021.05.10.06.16.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:16:17 -0700 (PDT) Subject: Re: [PATCH 00/53] Get rid of UTF-8 chars that can be mapped as ASCII To: Mauro Carvalho Chehab , David Woodhouse References: <2ae366fdff4bd5910a2270823e8da70521c859af.camel@infradead.org> <20210510135518.305cc03d@coco.lan> From: Edward Cree Message-ID: Date: Mon, 10 May 2021 14:16:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20210510135518.305cc03d@coco.lan> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Mon, 10 May 2021 16:50:04 +0200 Cc: alsa-devel@alsa-project.org, kvm@vger.kernel.org, Linux Doc Mailing List , linux-iio@vger.kernel.org, linux-pci@vger.kernel.org, linux-fpga@vger.kernel.org, dri-devel@lists.freedesktop.org, keyrings@vger.kernel.org, linux-riscv@lists.infradead.org, Jonathan Corbet , linux-rdma@vger.kernel.org, x86@kernel.org, linux-acpi@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-input@vger.kernel.org, linux-ext4@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-media@vger.kernel.org, linux-pm@vger.kernel.org, linux-sgx@vger.kernel.org, coresight@lists.linaro.org, rcu@vger.kernel.org, mjpeg-users@lists.sourceforge.net, linux-arm-kernel@lists.infradead.org, linux-edac@vger.kernel.org, linux-hwmon@vger.kernel.org, netdev@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-integrity@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On 10/05/2021 12:55, Mauro Carvalho Chehab wrote: > The main point on this series is to replace just the occurrences > where ASCII represents the symbol equally well > - U+2014 ('—'): EM DASH Em dash is not the same thing as hyphen-minus, and the latter does not serve 'equally well'. People use em dashes because — even in monospace fonts — they make text easier to read and comprehend, when used correctly. I accept that some of the other distinctions — like en dashes — are needlessly pedantic (though I don't doubt there is someone out there who will gladly defend them with the same fervour with which I argue for the em dash) and I wouldn't take the trouble to use them myself; but I think there is a reasonable assumption that when someone goes to the effort of using a Unicode punctuation mark that is semantic (rather than merely typographical), they probably had a reason for doing so. > - U+2018 ('‘'): LEFT SINGLE QUOTATION MARK > - U+2019 ('’'): RIGHT SINGLE QUOTATION MARK > - U+201c ('“'): LEFT DOUBLE QUOTATION MARK > - U+201d ('”'): RIGHT DOUBLE QUOTATION MARK (These are purely typographic, I have no problem with dumping them.) > - U+00d7 ('×'): MULTIPLICATION SIGN Presumably this is appearing in mathematical formulae, in which case changing it to 'x' loses semantic information. > Using the above symbols will just trick tools like grep for no good > reason. NBSP, sure. That one's probably an artefact of some document format conversion somewhere along the line, anyway. But what kinds of things with × or — in are going to be grept for? If there are em dashes lying around that semantically _should_ be hyphen-minus (one of your patches I've seen, for instance, fixes an *en* dash moonlighting as the option character in an `ethtool` command line), then sure, convert them. But any time someone is using a Unicode character to *express semantics*, even if you happen to think the semantic distinction involved is a pedantic or unimportant one, I think you need an explicit grep case to justify ASCIIfying it. -ed 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=-2.3 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,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 E39EAC433B4 for ; Mon, 10 May 2021 13:18:28 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 46C19611CA for ; 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[86.7.189.148]) by smtp.gmail.com with ESMTPSA id s1sm27945073wmj.8.2021.05.10.06.16.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:16:17 -0700 (PDT) Subject: Re: [PATCH 00/53] Get rid of UTF-8 chars that can be mapped as ASCII To: Mauro Carvalho Chehab , David Woodhouse Cc: Linux Doc Mailing List , linux-kernel@vger.kernel.org, Jonathan Corbet , alsa-devel@alsa-project.org, coresight@lists.linaro.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-wired-lan@lists.osuosl.org, keyrings@vger.kernel.org, kvm@vger.kernel.org, linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-edac@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fpga@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-iio@vger.kernel.org, linux-input@vger.kernel.org, linux-integrity@vger.kernel.org, linux-media@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org, linux-rdma@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org, linux-usb@vger.kernel.org, mjpeg-users@lists.sourceforge.net, netdev@vger.kernel.org, rcu@vger.kernel.org, x86@kernel.org References: <2ae366fdff4bd5910a2270823e8da70521c859af.camel@infradead.org> <20210510135518.305cc03d@coco.lan> From: Edward Cree Message-ID: Date: Mon, 10 May 2021 14:16:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20210510135518.305cc03d@coco.lan> Content-Language: en-GB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210510_061621_215065_44582F62 X-CRM114-Status: GOOD ( 20.26 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMTAvMDUvMjAyMSAxMjo1NSwgTWF1cm8gQ2FydmFsaG8gQ2hlaGFiIHdyb3RlOgo+IFRoZSBt YWluIHBvaW50IG9uIHRoaXMgc2VyaWVzIGlzIHRvIHJlcGxhY2UganVzdCB0aGUgb2NjdXJyZW5j ZXMKPiB3aGVyZSBBU0NJSSByZXByZXNlbnRzIHRoZSBzeW1ib2wgZXF1YWxseSB3ZWxsCgo+IAkt IFUrMjAxNCAoJ+KAlCcpOiBFTSBEQVNICkVtIGRhc2ggaXMgbm90IHRoZSBzYW1lIHRoaW5nIGFz IGh5cGhlbi1taW51cywgYW5kIHRoZSBsYXR0ZXIgZG9lcyBub3QKIHNlcnZlICdlcXVhbGx5IHdl bGwnLiAgUGVvcGxlIHVzZSBlbSBkYXNoZXMgYmVjYXVzZSDigJQgZXZlbiBpbgogbW9ub3NwYWNl IGZvbnRzIOKAlCB0aGV5IG1ha2UgdGV4dCBlYXNpZXIgdG8gcmVhZCBhbmQgY29tcHJlaGVuZCwg d2hlbgogdXNlZCBjb3JyZWN0bHkuCkkgYWNjZXB0IHRoYXQgc29tZSBvZiB0aGUgb3RoZXIgZGlz dGluY3Rpb25zIOKAlCBsaWtlIGVuIGRhc2hlcyDigJQgYXJlCiBuZWVkbGVzc2x5IHBlZGFudGlj ICh0aG91Z2ggSSBkb24ndCBkb3VidCB0aGVyZSBpcyBzb21lb25lIG91dCB0aGVyZQogd2hvIHdp bGwgZ2xhZGx5IGRlZmVuZCB0aGVtIHdpdGggdGhlIHNhbWUgZmVydm91ciB3aXRoIHdoaWNoIEkg YXJndWUKIGZvciB0aGUgZW0gZGFzaCkgYW5kIEkgd291bGRuJ3QgdGFrZSB0aGUgdHJvdWJsZSB0 byB1c2UgdGhlbSBteXNlbGY7CiBidXQgSSB0aGluayB0aGVyZSBpcyBhIHJlYXNvbmFibGUgYXNz dW1wdGlvbiB0aGF0IHdoZW4gc29tZW9uZSBnb2VzCiB0byB0aGUgZWZmb3J0IG9mIHVzaW5nIGEg VW5pY29kZSBwdW5jdHVhdGlvbiBtYXJrIHRoYXQgaXMgc2VtYW50aWMKIChyYXRoZXIgdGhhbiBt ZXJlbHkgdHlwb2dyYXBoaWNhbCksIHRoZXkgcHJvYmFibHkgaGFkIGEgcmVhc29uIGZvcgogZG9p bmcgc28uCgo+IAktIFUrMjAxOCAoJ+KAmCcpOiBMRUZUIFNJTkdMRSBRVU9UQVRJT04gTUFSSwo+ IAktIFUrMjAxOSAoJ+KAmScpOiBSSUdIVCBTSU5HTEUgUVVPVEFUSU9OIE1BUksKPiAJLSBVKzIw MWMgKCfigJwnKTogTEVGVCBET1VCTEUgUVVPVEFUSU9OIE1BUksKPiAJLSBVKzIwMWQgKCfigJ0n KTogUklHSFQgRE9VQkxFIFFVT1RBVElPTiBNQVJLCihUaGVzZSBhcmUgcHVyZWx5IHR5cG9ncmFw aGljLCBJIGhhdmUgbm8gcHJvYmxlbSB3aXRoIGR1bXBpbmcgdGhlbS4pCgo+IAktIFUrMDBkNyAo J8OXJyk6IE1VTFRJUExJQ0FUSU9OIFNJR04KUHJlc3VtYWJseSB0aGlzIGlzIGFwcGVhcmluZyBp biBtYXRoZW1hdGljYWwgZm9ybXVsYWUsIGluIHdoaWNoIGNhc2UKIGNoYW5naW5nIGl0IHRvICd4 JyBsb3NlcyBzZW1hbnRpYyBpbmZvcm1hdGlvbi4KCj4gVXNpbmcgdGhlIGFib3ZlIHN5bWJvbHMg d2lsbCBqdXN0IHRyaWNrIHRvb2xzIGxpa2UgZ3JlcCBmb3Igbm8gZ29vZAo+IHJlYXNvbi4KTkJT UCwgc3VyZS4gIFRoYXQgb25lJ3MgcHJvYmFibHkgYW4gYXJ0ZWZhY3Qgb2Ygc29tZSBkb2N1bWVu dCBmb3JtYXQKIGNvbnZlcnNpb24gc29tZXdoZXJlIGFsb25nIHRoZSBsaW5lLCBhbnl3YXkuCkJ1 dCB3aGF0IGtpbmRzIG9mIHRoaW5ncyB3aXRoIMOXIG9yIOKAlCBpbiBhcmUgZ29pbmcgdG8gYmUg Z3JlcHQgZm9yPwoKSWYgdGhlcmUgYXJlIGVtIGRhc2hlcyBseWluZyBhcm91bmQgdGhhdCBzZW1h bnRpY2FsbHkgX3Nob3VsZF8gYmUKIGh5cGhlbi1taW51cyAob25lIG9mIHlvdXIgcGF0Y2hlcyBJ J3ZlIHNlZW4sIGZvciBpbnN0YW5jZSwgZml4ZXMgYW4KICplbiogZGFzaCBtb29ubGlnaHRpbmcg YXMgdGhlIG9wdGlvbiBjaGFyYWN0ZXIgaW4gYW4gYGV0aHRvb2xgCiBjb21tYW5kIGxpbmUpLCB0 aGVuIHN1cmUsIGNvbnZlcnQgdGhlbS4KQnV0IGFueSB0aW1lIHNvbWVvbmUgaXMgdXNpbmcgYSBV bmljb2RlIGNoYXJhY3RlciB0byAqZXhwcmVzcwogc2VtYW50aWNzKiwgZXZlbiBpZiB5b3UgaGFw cGVuIHRvIHRoaW5rIHRoZSBzZW1hbnRpYyBkaXN0aW5jdGlvbgogaW52b2x2ZWQgaXMgYSBwZWRh bnRpYyBvciB1bmltcG9ydGFudCBvbmUsIEkgdGhpbmsgeW91IG5lZWQgYW4KIGV4cGxpY2l0IGdy ZXAgY2FzZSB0byBqdXN0aWZ5IEFTQ0lJZnlpbmcgaXQuCgotZWQKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBs aXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5m cmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK 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=-2.1 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,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 16D8AC433B4 for ; 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[86.7.189.148]) by smtp.gmail.com with ESMTPSA id s1sm27945073wmj.8.2021.05.10.06.16.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 06:16:17 -0700 (PDT) To: Mauro Carvalho Chehab , David Woodhouse References: <2ae366fdff4bd5910a2270823e8da70521c859af.camel@infradead.org> <20210510135518.305cc03d@coco.lan> From: Edward Cree Message-ID: Date: Mon, 10 May 2021 14:16:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20210510135518.305cc03d@coco.lan> Content-Language: en-GB X-Mailman-Approved-At: Mon, 10 May 2021 14:05:26 +0000 Subject: Re: [Intel-gfx] [PATCH 00/53] Get rid of UTF-8 chars that can be mapped as ASCII X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, kvm@vger.kernel.org, Linux Doc Mailing List , linux-iio@vger.kernel.org, linux-pci@vger.kernel.org, linux-fpga@vger.kernel.org, dri-devel@lists.freedesktop.org, keyrings@vger.kernel.org, linux-riscv@lists.infradead.org, Jonathan Corbet , linux-rdma@vger.kernel.org, x86@kernel.org, linux-acpi@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-input@vger.kernel.org, linux-ext4@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-media@vger.kernel.org, linux-pm@vger.kernel.org, linux-sgx@vger.kernel.org, coresight@lists.linaro.org, rcu@vger.kernel.org, mjpeg-users@lists.sourceforge.net, linux-arm-kernel@lists.infradead.org, linux-edac@vger.kernel.org, linux-hwmon@vger.kernel.org, netdev@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-integrity@vger.kernel.org Content-Type: text/plain; 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charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: On 10/05/2021 12:55, Mauro Carvalho Chehab wrote: > The main point on this series is to replace just the occurrences > where ASCII represents the symbol equally well > - U+2014 ('?'): EM DASH Em dash is not the same thing as hyphen-minus, and the latter does not serve 'equally well'. People use em dashes because ? even in monospace fonts ? they make text easier to read and comprehend, when used correctly. I accept that some of the other distinctions ? like en dashes ? are needlessly pedantic (though I don't doubt there is someone out there who will gladly defend them with the same fervour with which I argue for the em dash) and I wouldn't take the trouble to use them myself; but I think there is a reasonable assumption that when someone goes to the effort of using a Unicode punctuation mark that is semantic (rather than merely typographical), they probably had a reason for doing so. > - U+2018 ('?'): LEFT SINGLE QUOTATION MARK > - U+2019 ('?'): RIGHT SINGLE QUOTATION MARK > - U+201c ('?'): LEFT DOUBLE QUOTATION MARK > - U+201d ('?'): RIGHT DOUBLE QUOTATION MARK (These are purely typographic, I have no problem with dumping them.) > - U+00d7 ('?'): MULTIPLICATION SIGN Presumably this is appearing in mathematical formulae, in which case changing it to 'x' loses semantic information. > Using the above symbols will just trick tools like grep for no good > reason. NBSP, sure. That one's probably an artefact of some document format conversion somewhere along the line, anyway. But what kinds of things with ? or ? in are going to be grept for? If there are em dashes lying around that semantically _should_ be hyphen-minus (one of your patches I've seen, for instance, fixes an *en* dash moonlighting as the option character in an `ethtool` command line), then sure, convert them. But any time someone is using a Unicode character to *express semantics*, even if you happen to think the semantic distinction involved is a pedantic or unimportant one, I think you need an explicit grep case to justify ASCIIfying it. -ed