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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Mon, 17 Jun 2019 05:37:55 +0100 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x5H4bsib51904688 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 17 Jun 2019 04:37:54 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 82EFE42041; Mon, 17 Jun 2019 04:37:54 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 307084204B; Mon, 17 Jun 2019 04:37:54 +0000 (GMT) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 17 Jun 2019 04:37:54 +0000 (GMT) Received: from adsilva.ozlabs.ibm.com (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id DEDC7A0208; Mon, 17 Jun 2019 14:37:50 +1000 (AEST) From: "Alastair D'Silva" To: alastair@d-silva.org Cc: Andrew Morton , Oscar Salvador , David Hildenbrand , Michal Hocko , Pavel Tatashin , Wei Yang , Qian Cai , Thomas Gleixner , Ingo Molnar , Josh Poimboeuf , Konrad Rzeszutek Wilk , Peter Zijlstra , Jiri Kosina , Mukesh Ojha , Arun KS , Mike Rapoport , Baoquan He , Logan Gunthorpe , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/5] mm: Cleanup & allow modules to hotplug memory Date: Mon, 17 Jun 2019 14:36:26 +1000 X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 19061704-0016-0000-0000-00000289A7C9 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19061704-0017-0000-0000-000032E6EEDB Message-Id: <20190617043635.13201-1-alastair@au1.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-06-17_03:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=441 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906170042 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: From: Alastair D'Silva This series addresses some minor issues found when developing a persistent memory driver. As well as cleanup code, it also exports try_online_node so that it can be called from driver modules that provide access to additional physical memory. Alastair D'Silva (5): mm: Trigger bug on if a section is not found in __section_nr mm: don't hide potentially null memmap pointer in sparse_remove_one_section mm: Don't manually decrement num_poisoned_pages mm/hotplug: Avoid RCU stalls when removing large amounts of memory mm/hotplug: export try_online_node include/linux/memory_hotplug.h | 4 ++-- kernel/cpu.c | 2 +- mm/memory_hotplug.c | 23 ++++++++++++++++++----- mm/sparse.c | 28 +++++++++++++++++----------- 4 files changed, 38 insertions(+), 19 deletions(-) -- 2.21.0