Re: [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