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SubjectRe: [PATCH] dax, pmem: add support for msync
On 09/02/2015 07:19 PM, Dave Hansen wrote:
> On 09/02/2015 09:00 AM, Boaz Harrosh wrote:
>>>> We are going to have 2-socket systems with 6TB of persistent memory in
>>>> them. I think it's important to design this mechanism so that it scales
>>>> to memory sizes like that and supports large mmap()s.
>>>>
>>>> I'm not sure the application you've seen thus far are very
>>>> representative of what we want to design for.
>>>>
>> We have a patch pending to introduce a new mmap flag that pmem aware
>> applications can set to eliminate any kind of flushing. MMAP_PMEM_AWARE.
>
> Great! Do you have a link so that I can review it and compare it to
> Ross's approach?
>

Ha? I have not seen a new mmap flag from Ross, yet I have been off lately
so it is logical that I might have missed it.

Could you send me a link?

(BTW my patch I did not release yet, I'll cc you once its done)

Thanks
Boaz



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