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Tue, 29 Sep 2020 23:32:16 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 08TNP8ja185461; Tue, 29 Sep 2020 23:30:16 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserp3030.oracle.com with ESMTP id 33uv2ek4r6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 29 Sep 2020 23:30:16 +0000 Received: from abhmp0008.oracle.com (abhmp0008.oracle.com [141.146.116.14]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 08TNUCxc023764; Tue, 29 Sep 2020 23:30:12 GMT Received: from [192.168.2.112] (/50.38.35.18) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 29 Sep 2020 16:30:12 -0700 Subject: Re: [RFC PATCH 02/24] mm/memory_hotplug: Move {get,put}_page_bootmem() to bootmem_info.c To: Muchun Song , corbet@lwn.net, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com, dave.hansen@linux.intel.com, luto@kernel.org, peterz@infradead.org, viro@zeniv.linux.org.uk, akpm@linux-foundation.org, paulmck@kernel.org, mchehab+huawei@kernel.org, pawan.kumar.gupta@linux.intel.com, rdunlap@infradead.org, oneukum@suse.com, anshuman.khandual@arm.com, jroedel@suse.de, almasrymina@google.com, rientjes@google.com Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org References: <20200915125947.26204-1-songmuchun@bytedance.com> <20200915125947.26204-3-songmuchun@bytedance.com> From: Mike Kravetz Message-ID: <268655bf-ddc1-037e-e636-a60c301d4cca@oracle.com> Date: Tue, 29 Sep 2020 16:30:09 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20200915125947.26204-3-songmuchun@bytedance.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9759 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 spamscore=0 adultscore=0 suspectscore=2 malwarescore=0 bulkscore=0 mlxlogscore=999 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009290197 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9759 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 suspectscore=2 lowpriorityscore=0 spamscore=0 clxscore=1015 mlxscore=0 impostorscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009290198 Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On 9/15/20 5:59 AM, Muchun Song wrote: > In the later patch, we will use {get,put}_page_bootmem() to initialize > the page for vmemmap or free vmemmap page to buddy. So move them out of > CONFIG_MEMORY_HOTPLUG_SPARSE. > > Signed-off-by: Muchun Song More code movement. Acked-by: Mike Kravetz -- Mike Kravetz > --- > arch/x86/mm/init_64.c | 2 +- > include/linux/bootmem_info.h | 13 +++++++++++++ > include/linux/memory_hotplug.h | 4 ---- > mm/bootmem_info.c | 26 ++++++++++++++++++++++++++ > mm/memory_hotplug.c | 27 --------------------------- > mm/sparse.c | 1 + > 6 files changed, 41 insertions(+), 32 deletions(-)