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Tsirkin" , Sebastien Boeuf , Samuel Ortiz , Robert Bradford , Luiz Capitulino , teawater , Igor Mammedov , "Dr . David Alan Gilbert" , Alexander Duyck , Alexander Potapenko , Anshuman Khandual , Anthony Yznaga , Dan Williams , Dave Young , Jason Wang , Johannes Weiner , Juergen Gross , Konrad Rzeszutek Wilk , Len Brown , Mel Gorman , Michal Hocko , Mike Rapoport , Oscar Salvador , Oscar Salvador , Pavel Tatashin , Pavel Tatashin , Pingfan Liu , Qian Cai , "Rafael J. Wysocki" , "Rafael J. Wysocki" , Stefan Hajnoczi , Vlastimil Babka , Wei Yang Content-Type: text/plain; charset="UTF-8" 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: Hi David, Trying to test the series with the Qemu branch(virtio-mem) mentioned. Unfortunately, not able to hotplug memory. Is anything changed from your previous posting or I am doing something wrong? After giving value to "requested-size", I see size as zero. (qemu) qom-set vm0 requested-size 10G (qemu) info memory-devices Memory device [virtio-mem]: "vm0" memaddr: 0x240000000 node: 0 requested-size: 10737418240 size: 0 max-size: 107374182400 block-size: 2097152 memdev: /objects/mem0 Guest kernel: 5.6.0-rc4 Using same Qemu commandline arguments mentioned in cover-letter. Thanks, Pankaj