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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 524CEC79F9E for ; Mon, 7 Sep 2026 21:44:44 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 16A0B6B0096; Mon, 7 Sep 2026 17:44:43 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 11C5A6B0098; Mon, 7 Sep 2026 17:44:43 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 00C906B0099; Mon, 7 Sep 2026 17:44:42 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id D438F6B0096 for ; Mon, 7 Sep 2026 17:44:42 -0400 (EDT) Received: from smtpin10.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 6955A1602CC for ; Mon, 7 Sep 2026 21:44:42 +0000 (UTC) X-FDA: 85188296004.10.905F0E7 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf24.hostedemail.com (Postfix) with ESMTP id AE40618000A for ; Mon, 7 Sep 2026 21:44:40 +0000 (UTC) Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=ERrMVVR0; spf=pass (imf24.hostedemail.com: domain of sj@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=sj@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1788817480; b=x76BhK4kR8YCIjFJ/8vEUyaolp1bVNNK9sknjNZ2saPRmHwnvBuirIDW36v0Jz9csABzXg cO2NjDdvdTiL1HzkeV8DEKzH247CCvHeWpVUKuw7dauTlAEjM45lPpRoR17TA2ybVPKAqr 5i6G4DoEVKxng5h0Ql/bBZ+aOpc+0As= ARC-Authentication-Results: i=1; imf24.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=ERrMVVR0; spf=pass (imf24.hostedemail.com: domain of sj@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=sj@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1788817480; 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:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=e8PEL7ctvrs8f9gJpA/MPoY+Iz+nKZl0JJs1AfAL5Us=; b=PHjccnbjHGzDoWr3PDzM8UXONWepu21LeET5zpNpGO0eYiwBHBta95v4yzMsoyvLn/SHXo QZ4hig2dWIQlEeEDKOtXx0Gca2e/5nOade0WUP28k7PXms+ZCLLZXeK7qI1S8m9el486mK 6Ri8k1uXzqM7+KOq0yRi0FYd/9KS8SA= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 1CD5B42B9B; Mon, 7 Sep 2026 21:44:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC6CF1F00A3A; Mon, 7 Sep 2026 21:44:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788817479; bh=e8PEL7ctvrs8f9gJpA/MPoY+Iz+nKZl0JJs1AfAL5Us=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ERrMVVR0YoM06xDxrpDyejQIadx+eQ9bZoWCmhpJgu/z2Ag8xwoBwAR0W6lsWUUn1 10TgoAgTfR4oiRlgC0NQnYV3LwG4qDS0Z8J3Lye1zTT+F8y2lgfcCviKGokMfi3IhS fdoMi5jNaNCng9cYb78yE8LXv3wErzf3oU3vDvK7enqj8LpGMMntCt0i6Bzyjblokx BD6JCNmeWcS5tP96pScNCGcTK4eEGwIJTYCiapCvTbuXaO29J9Q1Nc7qv4EmeGQfRA shDUPHyzErFUUDtFpQA+jm6godpoOjzdEJZRR94hbjJHxygzPwT6uknFv50qfBuUz4 yIdkUtPJT+n7g== From: SJ Park To: Ye Liu Cc: SJ Park , =?UTF-8?q?Micka=C3=ABl=20Sala=C3=BCn?= , Paul Moore , James Morris , "Serge E. Hallyn" , Justin Suess , =?UTF-8?q?G=C3=BCnther=20Noack?= , mhocko@suse.com, peterz@infradead.org, paulmck@kernel.org, mingo@redhat.com, rostedt@goodmis.org, jpoimboe@kernel.org, oleg@redhat.com, tglx@kernel.org, akpm@linux-foundation.org, david@kernel.org, linmiaohe@huawei.com, nao.horiguchi@gmail.com, rafael@kernel.org, ljs@kernel.org, rientjes@google.com, shakeel.butt@linux.dev, xu.xin16@zte.com.cn, chengming.zhou@linux.dev, will@kernel.org, boqun@kernel.org, frederic@kernel.org, neeraj.upadhyay@kernel.org, joelagnelf@nvidia.com, josh@joshtriplett.org, urezki@gmail.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, tony.luck@intel.com, reinette.chatre@intel.com, x86@kernel.org, pavel@kernel.org, lance.yang@linux.dev, mhiramat@kernel.org, pmladek@suse.com, longman@redhat.com, mathieu.desnoyers@efficios.com, jiangshanlai@gmail.com, qiang.zhang@linux.dev, dietmar.eggemann@arm.com, bsegall@google.com, mgorman@suse.de, vschneid@redhat.com, kprateek.nayak@amd.com, mark.rutland@arm.com, Dave.Martin@arm.com, james.morse@arm.com, babu.moger@amd.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, rcu@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-security-module@vger.kernel.org Subject: Re: [PATCH v2 8/8] security/landlock: convert thread iterator to for_each_thread_rculock Date: Mon, 7 Sep 2026 14:44:28 -0700 Message-ID: <20260907214430.88978-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260907081334.1152889-9-ye.liu@linux.dev> References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Stat-Signature: nmifp1pxmi8qiumfhq1r86jz5gfggx6w X-Rspamd-Queue-Id: AE40618000A X-Rspamd-Server: rspam06 X-HE-Tag: 1788817480-809951 X-HE-Meta: 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 n/Vh/9wO uH/p0hU16/EzVwYDBtFwDiiD94AF8VKIvLWNEVIA7T5O+H3sq7OPsl5qDoHohBMMUK7T6/CwwLpF97nW9jR/tjbdKh2BfMHUtDHxxz28A687pVydlbaOcn/AtgG4h1HDYo4Rtxvkf39upjvYSovm0G6I2RjS58QkAOrfjrTcE2W1nMUGml8ekTfNHyjq7KVYq6HRLNUwcGhjff0YI+44Qb/kxzGQ0fC22JPRQWOaNzUTbf5JjCLv4ina5S68ZiBew8NlvSBq8bvLdiq4IS1+TrSnkrnReGHWRNFa2fX9GSMndCCmZK1irJDUwxX6EOaS/DgOFFGeLLDYUs8qDei9zbibeywr+V/sgWlU9pvGHURf7F3TQ0YpuyNQYlm4M7ex1VQm+ZySb1BGFtLbQP0VLlZWV1OBktCGwVVTb Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, 7 Sep 2026 16:13:34 +0800 Ye Liu wrote: > From: Ye Liu > > Replace guard(rcu)() + for_each_thread() with for_each_thread_rculock(), > which scopes the RCU read lock to the loop body via scoped_guard(rcu). > > No functional change. > > Signed-off-by: Ye Liu > Reviewed-by: Justin Suess > Reviewed-by: Günther Noack Reviewed-by: SJ Park Thanks, SJ [...]