Re: [patch] slab: add memory hotplug support
From: Christoph Lameter
Date: Fri Mar 05 2010 - 09:11:30 EST
On Fri, 5 Mar 2010, Anca Emanuel wrote:
> Dumb question: it is possible to hot remove the (bad) memory ? And add
> an good one ?
Under certain conditions this is possible. If the bad memory was modified
then you have a condition that requires termination of all processes that
are using the memory. If its the kernel then you need to reboot.
If the memory contains a page from disk then the memory can be moved
If you can clean up a whole range like that then its possible to replace
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