Received: by 2002:ab2:6203:0:b0:1f5:f2ab:c469 with SMTP id o3csp1812124lqt; Sun, 21 Apr 2024 10:22:32 -0700 (PDT) X-Forwarded-Encrypted: i=3; AJvYcCU1Z3UiETtMYPVEtcxU8D+778QbBZGVZwzD/0V8ighpTdsZVUCcUWh117uZ9TtJl5GWfzUev3FvUtacADuHMBuSFK1EBlkU+iAlCW+emA== X-Google-Smtp-Source: AGHT+IETV0m9n7LalD0mlgrBOmWizAptrilrXcXN5zKxi7KNIbuHOqnJVI40me98k5bmDyLu1j6o X-Received: by 2002:a05:6870:c1c2:b0:239:531f:71a8 with SMTP id i2-20020a056870c1c200b00239531f71a8mr9033442oad.29.1713720151807; Sun, 21 Apr 2024 10:22:31 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1713720151; cv=pass; d=google.com; s=arc-20160816; b=lUUe4U+ybPDALOuubnUeadFVDYiKK/T7kPlwQxMjs61SxjDzffepczUPjOfquKXpHo kSK3Y7olauVcptfujzyC8/FolNPpqkKKX3k4XC/U7TGWz1i2F3TCnETioLwuFLAvQUOV j5fXmmPtjJe7U61bPev/xSAyi7pYKClz6XdCScq7HxxPuJOJilneFx4Y4vPB3HcxsV58 Loh6do36j3IKW3QYgyGLqkuIHs6tNZNyG9iu/050Rp03lGjJ0eEY1c4H8TF6hM1Fx4SN wyCslaHnacGCICLiNAOpOuNXqmvjBiPJBxEVgUco7Wp1Gz7RINLk3/NdazNOtp0BPXfp SwuA== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:content-language:mime-version :list-unsubscribe:list-subscribe:list-id:precedence:accept-language :in-reply-to:references:message-id:date:thread-index:thread-topic :subject:cc:to:from; bh=E1Nho4TNCkRiQ+1z/eEfslZqH0CAmLGWXWNzWODCxYU=; fh=pf53q6401PYtluv0PAZ+BtNdk1tSRTI0+VHizCJDOic=; b=Mpu7QTgWmAacksnADKvA1NiDsWgTKz98j3WuKatxrABtjiJ8x4Eg0h3QsYhZqmr9Q3 oZ4Q0c7Th/6dRBzHVlxwVWD/U7e8Y8lNV/7nM3VPLPiK1NpVGG92qinriZeC9j/U/2IO ktD7e2q0uFZluEG8TDtOJIP2G128r0QxYwf9aB9h1eai5XiN2JmIU01RUTsPWiXP83Yt 73dBOru/RCfocG+ZqAew8PGWunerpusHvndzpYj66Eha3376haawFzU0357nJhyKuKmL Ox48SELIyI+x3/FL0HEx33TwTdas01ZG03ip5O02yMLpnbOui+bVkMpSXg2VD1bDf0ux kFPQ==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; arc=pass (i=1 spf=pass spfdomain=aculab.com dmarc=pass fromdomain=aculab.com); spf=pass (google.com: domain of linux-kernel+bounces-152538-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-152538-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=aculab.com Return-Path: Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id k128-20020a633d86000000b005fdc959743dsi1503134pga.260.2024.04.21.10.22.31 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 21 Apr 2024 10:22:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-152538-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=aculab.com dmarc=pass fromdomain=aculab.com); spf=pass (google.com: domain of linux-kernel+bounces-152538-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-152538-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=aculab.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 6B9DA28162F for ; Sun, 21 Apr 2024 17:22:31 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 91E1329CF3; Sun, 21 Apr 2024 17:22:20 +0000 (UTC) Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 72DF329CE1 for ; Sun, 21 Apr 2024 17:22:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.58.85.151 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713720140; cv=none; b=RQGKEOy4zdyXFlMOzKFhhSkDGdDZ24c4fpnTGNXepe2zyvpisw5rX1XnbbkEkTZvLpXYsiGv81pBhb5vL3iD11HgmqhK90wTOC1qGrKrqi7mIgfUFKf6QTBFhPsjYxUO0M/ATWRokNPrG7QgOzsR+bWQk2QrKoY9nxqRwJEwEco= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713720140; c=relaxed/simple; bh=E1Nho4TNCkRiQ+1z/eEfslZqH0CAmLGWXWNzWODCxYU=; h=From:To:CC:Subject:Date:Message-ID:References:In-Reply-To: MIME-Version:Content-Type; b=ej/xfVqYdOA7r5I1EhJZkZdxGYIrS5ZHKaPpFwsXxcADmOTKAe99u2dW8t0GUuBNgzzAxu0dtKfwiA0xvFNotsXoqJEBAAq38+jK3VhK1M0IRkxvxqigDlkAjy28zprOxzjLL96YNZ9d6HJOvoHFf+JPpldnHt7ZJhFS0Q6nkO4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ACULAB.COM; spf=pass smtp.mailfrom=aculab.com; arc=none smtp.client-ip=185.58.85.151 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ACULAB.COM Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aculab.com Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with both STARTTLS and AUTH (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-130-wqOpvSleMPWkRxXpPk1rMw-1; Sun, 21 Apr 2024 18:22:05 +0100 X-MC-Unique: wqOpvSleMPWkRxXpPk1rMw-1 Received: from AcuMS.Aculab.com (10.202.163.4) by AcuMS.aculab.com (10.202.163.4) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Sun, 21 Apr 2024 18:21:32 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Sun, 21 Apr 2024 18:21:32 +0100 From: David Laight To: 'Christophe JAILLET' , 'Al Viro' CC: Christian Brauner , Jan Kara , "linux-kernel@vger.kernel.org" , "kernel-janitors@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" Subject: RE: [PATCH] seq_file: Optimize seq_puts() Thread-Topic: [PATCH] seq_file: Optimize seq_puts() Thread-Index: AQHaj3fscOebCwNNKkWKivYclXgg7bFrX8CggASjjoCAAvw6MA== Date: Sun, 21 Apr 2024 17:21:32 +0000 Message-ID: References: <5c4f7ad7b88f5026940efa9c8be36a58755ec1b3.1704374916.git.christophe.jaillet@wanadoo.fr> <4b1a4cc5-e057-4944-be69-d25f28645256@wanadoo.fr> <20240415210035.GW2118490@ZenIV> <5e5cde3e-f3ad-4a9b-bc02-1c473affdcb1@wanadoo.fr> In-Reply-To: <5e5cde3e-f3ad-4a9b-bc02-1c473affdcb1@wanadoo.fr> Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 RnJvbTogQ2hyaXN0b3BoZSBKQUlMTEVUDQo+IFNlbnQ6IDE5IEFwcmlsIDIwMjQgMjE6MzgNCi4u Lg0KPiA+IEkgZGlkIHdvbmRlciBhYm91dCBjaGVja2luZyBzaXplb2YocykgPD0gMiBpbiB0aGUg I2RlZmluZSB2ZXJzaW9uLg0KPiANCj4gZ2l0IGdyZXAgc2VxX3B1dHMuKlwiW15cXF0uXCIgfCB3 YyAtbA0KPiA3Nw0KPiANCj4gV2hhdCB3b3VsZCB5b3UgZG8gaW4gdGhpcyBjYXNlPw0KPiAyIHNl cV9wdXRjKCkgaW4gb3JkZXIgdG8gc2F2ZSBhIG1lbWNweSguLi4sIDIpLCB0aGF0J3MgaXQ/DQo+ IA0KPiBJdCB3b3VsZCBhbHNvIHNsaWdodGx5IGNoYW5nZSB0aGUgYmVoYXZpb3VyLCBhcyBvbmx5 IHRoZSAxc3QgY2hhciBjb3VsZA0KPiBiZSBhZGRlZC4gQWN0dWFsbHksIGl0IGlzIGFsbCBvciBu b3RoaW5nLg0KDQpEb2luZzoNCglpZiAoc2l6ZW9mKHN0cikgPT0gMiAmJiBzdHJbMF0pDQoJCXNl cV9wdXRjKG0uIHN0clswXSk7DQoJZWxzZQ0KCQlfX3NlcV9wdXRzKG0sIHN0cik7DQpXb3VsZCBw aWNrIHVwIGxvb3BzIHRoYXQgZG86DQoJY2hhciBzZXBbMl0gPSAiIjsNCg0KCWZvciAoOzsgc2Vw WzBdID0gJywnKSB7DQoJCS4uLg0KCQlzZXFfcHV0cyhtLCBzZXApOw0KCQkuLi4NCgl9DQphcyB3 ZWxsIGFzIHNlcV9wdXRzKG0sICJ4Iik7DQoNCldoZXRoZXIgdGhhdCBpcyB3b3J0aHdoaWxlIGlz IGFub3RoZXIgbWF0dGVyLg0KQnV0IGl0IG1pZ2h0IGJlIHVzZWQuDQoNCglEYXZpZA0KDQotDQpS ZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWls dG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMp DQo=