to typical _storage_.
Linux supports NVRAM file systems thanks to either
-http://pramfs.sourceforge.net/[PRAMFS] or
https://www.kernel.org/doc/Documentation/filesystems/dax.txt[DAX]{nbsp}+{nbsp}http://lkml.iu.edu/hypermail/linux/kernel/1504.1/03463.html[pmem]
-(requires Linux{nbsp}4.1+).
+(requires Linux{nbsp}4.1+) or http://pramfs.sourceforge.net/[PRAMFS] (requires Linux{nbsp}<{nbsp}4).
This section doesn't describe how to operate such file systems;
we assume that you have a working persistent memory file system.