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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFF1FC433EF for ; Sun, 26 Jun 2022 21:10:15 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6093D8E0002; Sun, 26 Jun 2022 17:10:15 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5B9268E0001; Sun, 26 Jun 2022 17:10:15 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4806B8E0002; Sun, 26 Jun 2022 17:10:15 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 37C7D8E0001 for ; Sun, 26 Jun 2022 17:10:15 -0400 (EDT) Received: from smtpin15.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id F382820F9F for ; Sun, 26 Jun 2022 21:10:14 +0000 (UTC) X-FDA: 79621629948.15.1379AFA Received: from mail-qv1-f53.google.com (mail-qv1-f53.google.com [209.85.219.53]) by imf14.hostedemail.com (Postfix) with ESMTP id A182F10002A for ; Sun, 26 Jun 2022 21:10:14 +0000 (UTC) Received: by mail-qv1-f53.google.com with SMTP id y14so12288004qvs.10 for ; Sun, 26 Jun 2022 14:10:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=fJk5i5qpoI/Z1v8egzKlbqflsnmD9fHKRX7TDMxaEDk=; b=Ulft6Wnm3OS1Ytwk0MVOaHd0bBkUdvy8Ep1VwF6STcVTQgHqOZlQLAwP84A5S8a+g1 2QiB3bPDvFQYO7VRjUP7tkvFlwdy164C8np5fE0JAxyUCIaakgdt8U0fU8HO1c+dgEPW g48Zm20EQ8g6FzkAFe9O7SV4xQnXvoWWs42HD2SeiMJPOeqDENNEVDDDMnQg8TsJ9sjD P4yLRNzbJ60UuuS2AJudSjl9CZsPXcYc7RtyU/o+X+etFdvKAksiFIsfsUSKtpDU1p8D lArsDSyXYfK7baG/J6rP94GWCdFXzR8oq2rX7458GoAMNCXqXT85eJ3yt9HYRYAjNp2o t5eg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=fJk5i5qpoI/Z1v8egzKlbqflsnmD9fHKRX7TDMxaEDk=; b=FOyh1sk2rarurwh+KXAsUM84GQBPiR7VKHINKSNtEgbSh9WnRIKktYn4KY2O7sa9Yp bDnAB2EcqHGw5v6WeIBBKtNEj/Z6iAO01KNMIbiHPPnZyfpqQYdGidvKs1+vdaXbIBXp 678Rc7wyBPeyZfJlSJO3EmuFTZx7FDpg/xgBILenzsbxH2JhZ0RcBha3aqmbF97cBwLE 6fMAmfh3km3s1NRRzJMqACd50udQHB/GHNl560Azi9AZ0n6WLIx9XVVsMB28pHmwWGEi YVwA84rqCu462q/L4mcg+CctaIMpIBCQGYowalwOfXSk30tz0OGW5X/D+xg7QmctaZwA NYfA== X-Gm-Message-State: AJIora++BHTpU9gFrmhFMf0nyy5HJ+JiH21tbtMNbZmTu/povNUAxD3Z /cFStm7s/aUWtkmlG6T7vw== X-Google-Smtp-Source: AGRyM1sFgIMiO7hAGCuVW2vZVJE9a48uWHstFqVns685vPJbuFMfR1HofPUhOVG2Hm9IS/ddvXQmQA== X-Received: by 2002:a05:6214:178a:b0:470:41b6:22ce with SMTP id ct10-20020a056214178a00b0047041b622cemr6565260qvb.90.1656277814006; Sun, 26 Jun 2022 14:10:14 -0700 (PDT) Received: from localhost (c-73-219-103-14.hsd1.vt.comcast.net. [73.219.103.14]) by smtp.gmail.com with ESMTPSA id s10-20020a05620a254a00b006a6d74f8fc9sm7794785qko.127.2022.06.26.14.10.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 26 Jun 2022 14:10:13 -0700 (PDT) Date: Sun, 26 Jun 2022 17:10:12 -0400 From: Kent Overstreet To: Joe Perches Cc: Linus Torvalds , Andrew Morton , David Laight , Petr Mladek , Steven Rostedt , Sergey Senozhatsky , Rasmus Villemoes , Matthew Wilcox , Miguel Ojeda , Andy Shevchenko , LKML , linux-mm Subject: Re: [RFC[ Alloc in vsprintf Message-ID: <20220626211012.aurhmgdolvt6vnbt@moria.home.lan> References: <20220620150514.3tjy5dv7pv5frcwd@moria.home.lan> <53d77ae6101a0f24cfb694174d4c7699424c57e8.camel@perches.com> <20220621005752.ohiq5besmy3r5rjo@moria.home.lan> <355e912490dbaef8fe4e12df0201c3f5b439565d.camel@perches.com> <93ab94ec92497af13c563c52fc7e1f7f81dac333.camel@perches.com> <20220626205158.bqeyetui3cromscp@moria.home.lan> <20e7ca5f3b7b5b473afe891e8b28c83de62bc6d6.camel@perches.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20e7ca5f3b7b5b473afe891e8b28c83de62bc6d6.camel@perches.com> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1656277814; a=rsa-sha256; cv=none; b=H6/ZTNyVIMyFWy6+IChZz53I0Je0oDRe9u++Un6EyC/OXRF8LARPZPASisWUzmNYaqr/uk jQ9DbsCA7dou07pfFvdnvWFDgh/qHosKTIUeVHgi8T9swMM+pO1D8GtdWC1vdLMyw9Lizj t6Osy38BknkqMYdnhBWp5l31wbrxVl4= ARC-Authentication-Results: i=1; imf14.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Ulft6Wnm; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf14.hostedemail.com: domain of kent.overstreet@gmail.com designates 209.85.219.53 as permitted sender) smtp.mailfrom=kent.overstreet@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1656277814; h=from:from:sender: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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=fJk5i5qpoI/Z1v8egzKlbqflsnmD9fHKRX7TDMxaEDk=; b=GTd2NkV7v2DOMku/2KYJ8NW8+b9+CW/R3Kfe6WjYGbx7bfNUxsZhF7kvk3+JGQzS5/KJhH tan8p3hY7g02JNVD2CSYIcVOxUkHyxy7FnOZGGQfVZT3vGfh/CWIQ1pJ2YbQo4omLHC9y3 XViEr3RGCHx+TxenXtKnZwCNh1w6eZg= X-Stat-Signature: 46r4opo1us38otzrimm1zupd4zihfp3m X-Rspamd-Queue-Id: A182F10002A Authentication-Results: imf14.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=Ulft6Wnm; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf14.hostedemail.com: domain of kent.overstreet@gmail.com designates 209.85.219.53 as permitted sender) smtp.mailfrom=kent.overstreet@gmail.com X-Rspamd-Server: rspam10 X-Rspam-User: X-HE-Tag: 1656277814-783163 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Sun, Jun 26, 2022 at 02:02:31PM -0700, Joe Perches wrote: > Because the stack use in _this_ function is quite large. > Backporting to stable would be trivial. > No so with printbufs. Yeah, I'm not so sure "do what's easiest to backport to stable" makes any sense to me.