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 56C39C433EF for ; Wed, 27 Apr 2022 19:15:23 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D55446B0071; Wed, 27 Apr 2022 15:15:22 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D04166B0073; Wed, 27 Apr 2022 15:15:22 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BA5346B0074; Wed, 27 Apr 2022 15:15:22 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.hostedemail.com [64.99.140.26]) by kanga.kvack.org (Postfix) with ESMTP id A86956B0071 for ; Wed, 27 Apr 2022 15:15:22 -0400 (EDT) Received: from smtpin25.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 6835F20A48 for ; Wed, 27 Apr 2022 19:15:22 +0000 (UTC) X-FDA: 79403612484.25.7DB2049 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by imf06.hostedemail.com (Postfix) with ESMTP id 8DB7918005A for ; Wed, 27 Apr 2022 19:15:20 +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 32988B8291B; Wed, 27 Apr 2022 19:15:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D277C385A9; Wed, 27 Apr 2022 19:15:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1651086918; bh=ioNGbfdFnBHpiC6gJveMVVb84weNz19R76deS5tr4gY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=WgVtHpW4eLTcD7YwN7pDond0akwklFUSGgPBXxARAR7WYj1Za/q9kaBrIrOpFtE+p 7Uqz1e6BGP8KVfERJSOUTP6qd+eK3GLuJGS9njCwJc3aXabG6uMl9BxcDEZCs2XClO dBEtEHlGzKDEyd84nLk+D+g936jkXLT5Yya6Pzp0= Date: Wed, 27 Apr 2022 12:15:17 -0700 From: Andrew Morton To: Naoya Horiguchi Cc: linux-mm@kvack.org, Matthew Wilcox , Miaohe Lin , Christoph Hellwig , John Hubbard , Jason Gunthorpe , William Kucharski , Naoya Horiguchi , linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] mm/hwpoison: use pr_err() instead of dump_page() in get_any_page() Message-Id: <20220427121517.a9515a17697424604f8fbcf0@linux-foundation.org> In-Reply-To: <20220427053220.719866-1-naoya.horiguchi@linux.dev> References: <20220427053220.719866-1-naoya.horiguchi@linux.dev> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: bqd346zddfcp4sk6zogp5dpm369gzeuh Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=WgVtHpW4; spf=pass (imf06.hostedemail.com: domain of akpm@linux-foundation.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org; dmarc=none X-Rspam-User: X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 8DB7918005A X-HE-Tag: 1651086920-300827 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 Wed, 27 Apr 2022 14:32:20 +0900 Naoya Horiguchi wrote: > From: Naoya Horiguchi > > The following VM_BUG_ON_FOLIO() is triggered when memory error event > happens on the (thp/folio) pages which are about to be freed: > > ... > > Fixes: 74e8ee4708a8 ("mm: Turn head_compound_mapcount() into folio_entire_mapcount()") I added cc:stable to this, OK?