From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ia0-x236.google.com (mail-ia0-x236.google.com [IPv6:2607:f8b0:4001:c02::236]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 8B4CB2C007B for ; Wed, 23 Jan 2013 23:29:46 +1100 (EST) Received: by mail-ia0-f182.google.com with SMTP id w33so3983794iag.27 for ; Wed, 23 Jan 2013 04:29:42 -0800 (PST) Message-ID: <1358944171.3351.1.camel@kernel> Subject: Re: [PATCH Bug fix 0/5] Bug fix for physical memory hot-remove. From: Simon Jeons To: Tang Chen Date: Wed, 23 Jan 2013 06:29:31 -0600 In-Reply-To: <1358854984-6073-1-git-send-email-tangchen@cn.fujitsu.com> References: <1358854984-6073-1-git-send-email-tangchen@cn.fujitsu.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Cc: linux-mm@kvack.org, paulus@samba.org, hpa@zytor.com, cl@linux.com, sfr@canb.auug.org.au, x86@kernel.org, linux-acpi@vger.kernel.org, isimatu.yasuaki@jp.fujitsu.com, linfeng@cn.fujitsu.com, mgorman@suse.de, kosaki.motohiro@jp.fujitsu.com, rientjes@google.com, len.brown@intel.com, jiang.liu@huawei.com, wency@cn.fujitsu.com, julian.calaby@gmail.com, glommer@parallels.com, wujianguo@huawei.com, yinghai@kernel.org, laijs@cn.fujitsu.com, linux-kernel@vger.kernel.org, minchan.kim@gmail.com, akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, 2013-01-22 at 19:42 +0800, Tang Chen wrote: > Here are some bug fix patches for physical memory hot-remove. All these > patches are based on the latest -mm tree. > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git akpm > > And patch1 and patch3 are very important. > patch1: free compound pages when freeing memmap, otherwise the kernel > will panic the next time memory is hot-added. > patch3: the old way of freeing pagetable pages was wrong. We should never > split larger pages into small ones. > > Hi Tang, I remember your big physical memory hot-remove patchset has already merged by Andrew, but where I can find it? Could you give me git tree address? > Lai Jiangshan (1): > Bug-fix: mempolicy: fix is_valid_nodemask() > > Tang Chen (3): > Bug fix: Do not split pages when freeing pagetable pages. > Bug fix: Fix section mismatch problem of > release_firmware_map_entry(). > Bug fix: Fix the doc format in drivers/firmware/memmap.c > > Wen Congyang (1): > Bug fix: consider compound pages when free memmap > > arch/x86/mm/init_64.c | 148 ++++++++++++++------------------------------- > drivers/firmware/memmap.c | 16 +++--- > mm/mempolicy.c | 36 +++++++---- > mm/sparse.c | 2 +- > 4 files changed, 77 insertions(+), 125 deletions(-) > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majordomo@kvack.org. For more info on Linux MM, > see: http://www.linux-mm.org/ . > Don't email: email@kvack.org