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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <67efff12-6d7f-9696-0c34-c9ad11acd297@arm.com> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 13 May 2019 10:01:42 +0000 (UTC) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190513_030147_583145_91BEBB1E X-CRM114-Status: GOOD ( 19.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, mhocko@suse.com, ira.weiny@intel.com, robin.murphy@arm.com, cai@lca.pw, logang@deltatee.com, james.morse@arm.com, cpandya@codeaurora.org, arunks@codeaurora.org, dan.j.williams@intel.com, mgorman@techsingularity.net, osalvador@suse.de Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 13.05.19 10:37, Anshuman Khandual wrote: > > > On 05/13/2019 01:52 PM, David Hildenbrand wrote: >> On 14.04.19 07:59, Anshuman Khandual wrote: >>> This series enables memory hot remove on arm64 after fixing a memblock >>> removal ordering problem in generic __remove_memory(). This is based >>> on the following arm64 working tree. >>> >>> git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core >>> >>> Testing: >>> >>> Tested hot remove on arm64 for all 4K, 16K, 64K page config options with >>> all possible VA_BITS and PGTABLE_LEVELS combinations. Build tested on non >>> arm64 platforms. >>> >>> Changes in V2: >>> >>> - Added all received review and ack tags >>> - Split the series from ZONE_DEVICE enablement for better review >>> >>> - Moved memblock re-order patch to the front as per Robin Murphy >>> - Updated commit message on memblock re-order patch per Michal Hocko >>> >>> - Dropped [pmd|pud]_large() definitions >>> - Used existing [pmd|pud]_sect() instead of earlier [pmd|pud]_large() >>> - Removed __meminit and __ref tags as per Oscar Salvador >>> - Dropped unnecessary 'ret' init in arch_add_memory() per Robin Murphy >>> - Skipped calling into pgtable_page_dtor() for linear mapping page table >>> pages and updated all relevant functions >>> >>> Changes in V1: (https://lkml.org/lkml/2019/4/3/28) >>> >>> Anshuman Khandual (2): >>> mm/hotplug: Reorder arch_remove_memory() call in __remove_memory() >>> arm64/mm: Enable memory hot remove >>> >>> arch/arm64/Kconfig | 3 + >>> arch/arm64/include/asm/pgtable.h | 2 + >>> arch/arm64/mm/mmu.c | 221 ++++++++++++++++++++++++++++++++++++++- >>> mm/memory_hotplug.c | 3 +- >>> 4 files changed, 225 insertions(+), 4 deletions(-) >>> >> >> What's the progress of this series? I'll need arch_remove_memory() for >> the series >> >> [PATCH v2 0/8] mm/memory_hotplug: Factor out memory block device handling >> > > Hello David, > > I am almost done with the next version with respect to memory hot-remove i.e > arch_remove_memory(). But most of the time was spent addressing concerns with > respect to how memory hot remove is going to impact existing arm64 and generic > code which can concurrently walk or modify init_mm page table. I should be > sending out V3 this week or early next week. Okay, thanks! > > - Anshuman > -- Thanks, David / dhildenb _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel