From mboxrd@z Thu Jan 1 00:00:00 1970 From: tgh Date: Tue, 03 Apr 2007 02:43:25 +0000 Subject: question about memory-hotplug Message-Id: <4611BF4D.6020002@ncic.ac.cn> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: linux-hotplug@vger.kernel.org hi I try to understand the memory_hotplug.c ,but I am confused about=20 the mechanism in it Does the mem_map is allocated when setup for all the memory page both=20 the existing and the hotplug , or does the mem_map is allocated=20 dynamically when a chip of memory is hotpluged ? if mem_map is allocated dynamically,does the mem_map is maintained in=20 the list or how to deal with it ? and if mem_map is allocated dynamically,does system need new node and=20 new zone structure to manage the dynamically-allocated memmap ,or not ? if system need new node and new zone structure to manage the=20 dynamically-allocated memmap,does system have to be a NUMA-surpport one=20 or not? I am confused about it could you help me Thanks in advance ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=3Djoin.php&p=3Dsourceforge&CID=DEVD= EV _______________________________________________ Linux-hotplug-devel mailing list http://linux-hotplug.sourceforge.net Linux-hotplug-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel