Received: by 2002:a05:7412:5112:b0:fa:6e18:a558 with SMTP id fm18csp750234rdb; Tue, 23 Jan 2024 13:59:02 -0800 (PST) X-Google-Smtp-Source: AGHT+IGmsFIyMVYNrY5dzchn4m0UCn0yw+/PAbSht6h5LvSnWKZw/ZV7rPe3XzFoiY1SAa8sXbYo X-Received: by 2002:ad4:5f06:0:b0:686:aa9c:8ee1 with SMTP id fo6-20020ad45f06000000b00686aa9c8ee1mr857525qvb.0.1706047142344; Tue, 23 Jan 2024 13:59:02 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1706047142; cv=pass; d=google.com; s=arc-20160816; b=uvzk4OVX2OMrD8dKUg0DQfRHzEMyBfQH12f65fSE+KIQUDpvJjNdrxtj6s+b+jDvYw RrllLwk5S3E/0W5NJSExXBvK8IjC7qXHSd6kqGh6FdzoCIFoOCJxJB/JZ2CsrPYd0nba lu8wO95BW5DHEfLvc8my2xFcnqNe7ddz0p9Q/xzCWyGM5nrtkBthoLzhqUukaWHy4U34 2htOhdEVukJevIph5WerNWVw5nCT94Wb0YBUSLWeKWfwNEO/Qck/Fr+YHem/fpeORCLc yoFDh0va2ZTtScaN+/qkpcIkiDwZ7nWwINpR6Cys1DurlOwKHiFhpjNMfRWU8yFLOSaZ DTaA== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:list-unsubscribe:list-subscribe:list-id:precedence :message-id:date:references:in-reply-to:subject:cc:to:from :dkim-signature:dkim-filter; bh=cOSWOI6kz4AsfGTEdILlw4SPtuYI5N874fprPojluJw=; fh=09XzAG6gKAxlw9G0yGJjcy769+XwDCDI9ECWTAvb51M=; b=JfK6RGnvljtZlq8ZFs3NHstNk9aojH9AvD68BdsSK97o9g68Sr0o5arTIJpFEY4j1N LdP3PkOAj5kErEwQ2zXik4hORuhdsW0N9G5wwjvnyJpMzvtSQW9LEQQvavfpbDyDJCRe 9dHoxMAMj7YO/8j5p/dKgk/uhO3/xSe1P7x6JnUuLUJ0WuoGhf9BXxgMMjs5luw8JdZo UKEkkzr1m9nRimnauBusy6MH5GpvOdo72oiRjhU7lfIP0450olwdNgv2MYEL6WafT5WL U32lnay47jYT29bDFBM2AwQ/eOaTBdxhrC2odCCy9Ry13I8QaXETazi/QufvyLICn6Dq p8Gg== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@lwn.net header.s=20201203 header.b=dtuXTYpG; arc=pass (i=1 spf=pass spfdomain=lwn.net dkim=pass dkdomain=lwn.net dmarc=pass fromdomain=lwn.net); spf=pass (google.com: domain of linux-kernel+bounces-36102-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-36102-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=lwn.net Return-Path: Received: from ny.mirrors.kernel.org (ny.mirrors.kernel.org. [2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id d27-20020a0cb2db000000b00685a29c879bsi8306758qvf.525.2024.01.23.13.59.02 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jan 2024 13:59:02 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-36102-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@lwn.net header.s=20201203 header.b=dtuXTYpG; arc=pass (i=1 spf=pass spfdomain=lwn.net dkim=pass dkdomain=lwn.net dmarc=pass fromdomain=lwn.net); spf=pass (google.com: domain of linux-kernel+bounces-36102-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-36102-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=lwn.net 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 ny.mirrors.kernel.org (Postfix) with ESMTPS id 1E2F71C245B5 for ; Tue, 23 Jan 2024 21:59:02 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id E5B484F61D; Tue, 23 Jan 2024 21:58:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=lwn.net header.i=@lwn.net header.b="dtuXTYpG" Received: from ms.lwn.net (ms.lwn.net [45.79.88.28]) (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 C25FC4E1CD; Tue, 23 Jan 2024 21:58:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.79.88.28 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706047101; cv=none; b=A0L7hYfg3f6QGVeQEHtb5aNvv8JgVJeNxIrcHnJ1fY68pFU8Q3jC4p7KzfGOgMKpQqsthWTrykLPwQZqm+qMtXiBi33vPhL/QLxG8tONEzB5FUTh1arBjyme+vK/sQfuY3p7b3JG1xyJQglUGxwg98S60WIzZ//KP9WX/zQbNWQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706047101; c=relaxed/simple; bh=Ndega+sIAkIq1YFNOA0L1EWMuFio0gyq0Wio7QvD9wI=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=ULMacQrVizq5aNsqaShIN2Jls58azRDmul5QI6nAc0qTCcUifU/96QODzv7Ac/GvYIHX3RkAoAoBma56YiRSugHMrbM0lLn8hF545lTKru0XgJfOFknaLANNB9X3pRC1XtsYmbbWF7w5g3Dw2ikb8SzlY1xfp/PmuAtmCW68Ifs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lwn.net; spf=pass smtp.mailfrom=lwn.net; dkim=pass (2048-bit key) header.d=lwn.net header.i=@lwn.net header.b=dtuXTYpG; arc=none smtp.client-ip=45.79.88.28 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lwn.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lwn.net Received: from localhost (c-98-53-138-11.hsd1.co.comcast.net [98.53.138.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ms.lwn.net (Postfix) with ESMTPSA id 11D037ABF; Tue, 23 Jan 2024 21:58:19 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 ms.lwn.net 11D037ABF DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lwn.net; s=20201203; t=1706047099; bh=cOSWOI6kz4AsfGTEdILlw4SPtuYI5N874fprPojluJw=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=dtuXTYpGX+sLT38a1XQ2kHia94Fv81/IcD+AXCuQ/FYF3kpyS/FWig4mio9NihnqC MelEaaWjFy2AjKszWNbxQbuXUGPWHStcJ79hgvPipLc4HhLIr8h8sTFr5VzWyuZfbR UeRthCMbk+UiB1Y+KRNfOrGHIUoVlDgEe2aHKubs7Lq/NSbWExtD86mCyr94pvdNAe oZ3Phlm82aZYv2hQ4qBKdvd6KuFQRHzYjQKw17IoM0nsx+xXxQdpd6q2kn/PSVw4G+ p5y84JnOuytowvza9ty84vv9e5Fz3zMml6cVKoslBkSyqC1bPnyIMhRVhKklsgx4Iq ndhDKBmuTV77Q== From: Jonathan Corbet To: Vlastimil Babka , Lukas Bulwahn , linux-doc@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] docs: admin-guide: remove obsolete advice related to SLAB allocator In-Reply-To: References: <20231130095515.21586-1-lukas.bulwahn@gmail.com> Date: Tue, 23 Jan 2024 14:58:18 -0700 Message-ID: <8734unk8zp.fsf@meer.lwn.net> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain Vlastimil Babka writes: > On 11/30/23 10:55, Lukas Bulwahn wrote: >> Commit 1db9d06aaa55 ("mm/slab: remove CONFIG_SLAB from all Kconfig and > > Note that's a -next (from slab/for-next) commit which might still change at > this point. > >> Makefile") removes the config SLAB and makes the SLUB allocator the only >> default allocator in the kernel. Hence, the advice on reducing OS jitter >> due to kworker kernel threads to build with CONFIG_SLUB instead of >> CONFIG_SLAB is obsolete. >> >> Remove the obsolete advice to build with SLUB instead of SLAB. >> >> Signed-off-by: Lukas Bulwahn > > Acked-by: Vlastimil Babka > > But due to above, maybe it's best to wait after the removal goes through. That has definitely happened, so I've applied this now. Thanks, jon