From patchwork Wed Nov 22 14:36:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiongwei Song X-Patchwork-Id: 13465005 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 5E593C61D97 for ; Wed, 22 Nov 2023 14:36:45 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id DF6B96B0626; Wed, 22 Nov 2023 09:36:44 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id DA6426B0627; Wed, 22 Nov 2023 09:36:44 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C95D36B0628; Wed, 22 Nov 2023 09:36:44 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id BB6396B0626 for ; Wed, 22 Nov 2023 09:36:44 -0500 (EST) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 8E1A5C0C96 for ; Wed, 22 Nov 2023 14:36:44 +0000 (UTC) X-FDA: 81485841528.04.89CAE2F Received: from pv50p00im-tydg10021701.me.com (pv50p00im-tydg10021701.me.com [17.58.6.54]) by imf08.hostedemail.com (Postfix) with ESMTP id A4BC0160011 for ; Wed, 22 Nov 2023 14:36:42 +0000 (UTC) Authentication-Results: imf08.hostedemail.com; dkim=pass header.d=me.com header.s=1a1hai header.b=wlRIYxOK; dmarc=pass (policy=quarantine) header.from=me.com; spf=pass (imf08.hostedemail.com: domain of sxwjean@me.com designates 17.58.6.54 as permitted sender) smtp.mailfrom=sxwjean@me.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1700663802; 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-transfer-encoding:content-transfer-encoding: in-reply-to:references:dkim-signature; bh=XgzjOA6VpboUIsRQsEa1gBHvNAppeoyf1BK3/lsO7ME=; b=Hfq5EdKA+htEBruU5PzybDmXGd47qy5NFAPCh+DQxcm8+V3QR3KxqieoUEDXNJE3Ul3xyt Be6/RV99jqySrHJe8ObNHEiP4LK9jXAvdVMmK/8XqlwYIOTaxKG4Ec6J0NXmlZNcLF9/Rh gzJOWxD3cz/C1x5OR0l/wpbn7bX2Nfw= ARC-Authentication-Results: i=1; imf08.hostedemail.com; dkim=pass header.d=me.com header.s=1a1hai header.b=wlRIYxOK; dmarc=pass (policy=quarantine) header.from=me.com; spf=pass (imf08.hostedemail.com: domain of sxwjean@me.com designates 17.58.6.54 as permitted sender) smtp.mailfrom=sxwjean@me.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1700663802; a=rsa-sha256; cv=none; b=y/FJ6HNQlWtTgsztWdnemJ0O9R3p7f892Nt4LxjQtnrn73AFmge4+KVZJyZVUuGXpdFQhi BUgVvy5ZxElMgwX9eD5yaJbK5g49Zrf7vXALJoJBWr1InAX1E+WfHHgVSeBfyWBYdnnwmi Ob57t26JwA8NtklEZ7mFxIQBCgxAsrM= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=me.com; s=1a1hai; t=1700663801; bh=XgzjOA6VpboUIsRQsEa1gBHvNAppeoyf1BK3/lsO7ME=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=wlRIYxOKQN7njqHYi+70m8lPG9FNloZ/OdsLuREfLjMZIM8hG5gzKlHkuvUph9q6D +bNnQmTgHis1orJIKSEB2URIbFRk1lt4/xHeVCSLwQOQcCOpytnMbZlgj6KLeUWq1L wZcTPqOjDUUGpaSar+q5W3kyYBsfeiuRj+fLuy9hgVqHUugcRVcDKD/IieGQuFV/6o ghxsXSj/J3J9hUG2COAMzHug83bqURMctL2C6QJnbN3XqJeadP+GlAH4EJyNLjwgY/ odoa5pbQxI4gLWUp+/BhUto2ZvnU0jv6mkxosVRuuUKIicP1KNxoHmy1Taw4AID8bm aboBe2u/Y6Lig== Received: from xiongwei.. (pv50p00im-dlb-asmtp-mailmevip.me.com [17.56.9.10]) by pv50p00im-tydg10021701.me.com (Postfix) with ESMTPSA id 5770A3A0C18; Wed, 22 Nov 2023 14:36:36 +0000 (UTC) From: sxwjean@me.com To: 42.hyeyoo@gmail.com, vbabka@suse.cz, linux-mm@kvack.org Cc: cl@linux.com, penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, roman.gushchin@linux.dev, corbet@lwn.net, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Xiongwei Song Subject: [PATCH v2] Documentation: kernel-parameters: remove slab_max_order and noaliencache Date: Wed, 22 Nov 2023 22:36:03 +0800 Message-Id: <20231122143603.85297-1-sxwjean@me.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Proofpoint-GUID: l_lta4UJLzCFmn3o1DnHmhiV8lrNyLv4 X-Proofpoint-ORIG-GUID: l_lta4UJLzCFmn3o1DnHmhiV8lrNyLv4 X-Proofpoint-Virus-Version: =?utf-8?q?vendor=3Dfsecure_engine=3D1=2E1=2E170-?= =?utf-8?q?22c6f66c430a71ce266a39bfe25bc2903e8d5c8f=3A6=2E0=2E517=2C18=2E0?= =?utf-8?q?=2E572=2C17=2E0=2E605=2E474=2E0000000_definitions=3D2022-06-21=5F?= =?utf-8?q?01=3A2022-06-21=5F01=2C2020-02-14=5F11=2C2020-01-23=5F02_signatur?= =?utf-8?q?es=3D0?= X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 adultscore=0 bulkscore=0 spamscore=0 mlxscore=0 clxscore=1011 mlxlogscore=840 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2311220104 X-Rspam-User: X-Stat-Signature: tymdg5sdsf7twdgkyme6iy41die8sqsj X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: A4BC0160011 X-HE-Tag: 1700663802-326417 X-HE-Meta: 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 lRS0ZVNw 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 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: List-Subscribe: List-Unsubscribe: From: Xiongwei Song Since slab allocator has already been removed. There is no users about slab_max_order and noaliencache, so let's remove them. Signed-off-by: Xiongwei Song Acked-by: Hyeonggon Yoo <42.hyeyoo@gmail.com> --- v2: Hyeonggon Yoo <42.hyeyoo@gmail.com> suggested that noaliencache should be removed too. Here adding this change. The patch is based on [1]. [1] https://git.kernel.org/pub/scm/linux/kernel/git/vbabka/linux.git/log/?h=slab-remove-slab-v2r1 v1: https://lore.kernel.org/linux-mm/20231120091214.150502-1-sxwjean@me.com/T/#m55ebb45851bc86d650baf65dfe8296d33c5b1126 --- Documentation/admin-guide/kernel-parameters.txt | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 65731b060e3f..d56a5beefe24 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3740,10 +3740,6 @@ no5lvl [X86-64,RISCV] Disable 5-level paging mode. Forces kernel to use 4-level paging instead. - noaliencache [MM, NUMA, SLAB] Disables the allocation of alien - caches in the slab allocator. Saves per-node memory, - but will impact performance. - noalign [KNL,ARM] noaltinstr [S390] Disables alternative instructions patching @@ -5887,12 +5883,6 @@ own. For more information see Documentation/mm/slub.rst. - slab_max_order= [MM, SLAB] - Determines the maximum allowed order for slabs. - A high setting may cause OOMs due to memory - fragmentation. Defaults to 1 for systems with - more than 32MB of RAM, 0 otherwise. - slub_debug[=options[,slabs][;[options[,slabs]]...] [MM, SLUB] Enabling slub_debug allows one to determine the culprit if slab objects become corrupted. Enabling