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 DEC18C433EF for ; Thu, 3 Feb 2022 14:55:41 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 1AE198D0150; Thu, 3 Feb 2022 09:55:41 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 15E058D0129; Thu, 3 Feb 2022 09:55:41 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 04C938D0150; Thu, 3 Feb 2022 09:55:40 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0219.hostedemail.com [216.40.44.219]) by kanga.kvack.org (Postfix) with ESMTP id E9BE38D0129 for ; Thu, 3 Feb 2022 09:55:40 -0500 (EST) Received: from smtpin15.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id AA47C181D7EAE for ; Thu, 3 Feb 2022 14:55:40 +0000 (UTC) X-FDA: 79101767640.15.7DA68BE Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by imf27.hostedemail.com (Postfix) with ESMTP id 374384000D for ; Thu, 3 Feb 2022 14:55:40 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id D9081B83475; Thu, 3 Feb 2022 14:55:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 522D0C340E4; Thu, 3 Feb 2022 14:55:36 +0000 (UTC) Date: Thu, 3 Feb 2022 14:55:32 +0000 From: Catalin Marinas To: Andrew Morton Cc: Lang Yu , linux-mm@kvack.org, David Hildenbrand , Oscar Salvador , linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] mm/kmemleak: Avoid scanning potential huge holes Message-ID: References: <20211108140029.721144-1-lang.yu@amd.com> <20220131165141.0554c6017455c64cb1391dca@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220131165141.0554c6017455c64cb1391dca@linux-foundation.org> X-Rspam-User: nil X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 374384000D X-Stat-Signature: kscme9ejuki5n1ertj7stjpaxnreg5qh Authentication-Results: imf27.hostedemail.com; dkim=none; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=arm.com (policy=none); spf=pass (imf27.hostedemail.com: domain of cmarinas@kernel.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=cmarinas@kernel.org X-HE-Tag: 1643900140-719224 X-Bogosity: Ham, tests=bogofilter, spamicity=0.010911, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Jan 31, 2022 at 04:51:41PM -0800, Andrew Morton wrote: > On Fri, 28 Jan 2022 19:29:26 +0000 Catalin Marinas wrote: > > > Acked-by: Catalin Marinas > > Thanks. > > I think this deserves a cc:stable? Triggering the soft lockup detector > is bad behavior. Yes, I think it should. I guess the problem is not widely spread as no-one reported it until recently. -- Catalin