Re: [PATCH 2/2][v3] powerpc: Make the CMM memory hotplug aware

2009-10-12 Thread Robert Jennings
* Benjamin Herrenschmidt (b...@kernel.crashing.org) wrote: On Fri, 2009-10-09 at 15:41 -0500, Robert Jennings wrote: The Collaborative Memory Manager (CMM) module allocates individual pages over time that are not migratable. On a long running system this can severely impact the ability to

Re: [PATCH 2/2][v3] powerpc: Make the CMM memory hotplug aware

2009-10-11 Thread Benjamin Herrenschmidt
On Fri, 2009-10-09 at 15:41 -0500, Robert Jennings wrote: The Collaborative Memory Manager (CMM) module allocates individual pages over time that are not migratable. On a long running system this can severely impact the ability to find enough pages to support a hotplug memory remove

[PATCH 2/2][v3] powerpc: Make the CMM memory hotplug aware

2009-10-09 Thread Robert Jennings
The Collaborative Memory Manager (CMM) module allocates individual pages over time that are not migratable. On a long running system this can severely impact the ability to find enough pages to support a hotplug memory remove operation. This patch adds a memory isolation notifier and a memory