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 CA1C5C433F5 for ; Wed, 27 Apr 2022 19:00:28 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 21B9C6B0071; Wed, 27 Apr 2022 15:00:28 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1CAA56B0073; Wed, 27 Apr 2022 15:00:28 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 096136B0074; Wed, 27 Apr 2022 15:00:28 -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 EA1E46B0071 for ; Wed, 27 Apr 2022 15:00:27 -0400 (EDT) Received: from smtpin08.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id C61122167C for ; Wed, 27 Apr 2022 19:00:27 +0000 (UTC) X-FDA: 79403574894.08.DBE430D Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf01.hostedemail.com (Postfix) with ESMTP id 73AF64005D for ; Wed, 27 Apr 2022 19:00:22 +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 dfw.source.kernel.org (Postfix) with ESMTPS id 6DBC16151B; Wed, 27 Apr 2022 19:00:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 26653C385BD; Wed, 27 Apr 2022 19:00:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1651086025; bh=xuwhoWZrDm/0ebMKpDMbxG54hYHg2xwrFKxlOOpZSlg=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=xt4sH3gj6Gu6UsmSE8WW8nC/zOn14NQBWV0Y0W62pubXeF6obvz+wGXwcoq6tkcKo YQU9f4l+NlB+6WBnA3/30E6T+cRuYI+8QzjZQYEtbhcmw67KusGcw2AfivHLYYnwMN BdQGXQ/k2Ivg4za2KSnYfrsZCKQklx0cHIIvFiWo= Date: Wed, 27 Apr 2022 12:00:24 -0700 From: Andrew Morton To: HORIGUCHI =?UTF-8?B?TkFPWUE=?=(=?UTF-8?B?5aCA5Y+j44CA55u05Lmf?=) Cc: Xu Yu , "linux-mm@kvack.org" , "shy828301@gmail.com" Subject: Re: [PATCH 2/2] mm/huge_memory: do not overkill when splitting huge_zero_page Message-Id: <20220427120024.95a2ca55da30905c9d1955f2@linux-foundation.org> In-Reply-To: <20220427071231.GA3912770@hori.linux.bs1.fc.nec.co.jp> References: <20220427071231.GA3912770@hori.linux.bs1.fc.nec.co.jp> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 73AF64005D X-Stat-Signature: qj5xbu84mncrnp7mwdy8zj6ich6ykn3s Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=xt4sH3gj; dmarc=none; spf=pass (imf01.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org X-Rspam-User: X-HE-Tag: 1651086022-780617 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 07:12:32 +0000 HORIGUCHI NAOYA(堀口　直也) wrote: > What to do on -stable? > The older version was backported to 5.15.z and 5.17.z, so if you choose > to send this to stable, 1/2 should be also sent to stable. I added Fixes: d173d5417fb ("mm/memory-failure.c: skip huge_zero_page in memory_failure()") Fixes: 6a46079cf57a ("HWPOISON: The high level memory error handler in the VM v7") Cc: to both patches. I think -stable people will be able to sort that out.