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SubjectRe: [LSF/MM TOPIC] Page Cache Flexibility for NVM
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On Thu, 2019-02-21 at 15:14 -0800, Dave Hansen wrote:
> On 2/21/19 3:11 PM, Adam Manzanares wrote:
> > I am proposing that as an alternative to using NVMs as a NUMA node
> > we expose the NVM through the page cache or a viable alternative
> > and
> > have userspace applications mmap the NVM and hand out memory with
> > their favorite userspace memory allocator.
>
> Are you proposing that the kernel manage this memory (it's managed in
> the buddy lists, for instance) or that something else manage the
> memory,
> like we do for device-dax or HMM?
>

I am proposing we use a device-dax or HMM like model.
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