Re: grub causing NVDIMMs to be treated as normal memory

[Andrei Borzenkov]

26.11.2015 09:15, Elliott, Robert (Persistent Memory) пишет:
...

> ...
> mmap/efi/mmap.c:66: EFI memory region 0x880000000-0xc80000000: 14
> Unknown memory type 14, considering reserved
> mmap/efi/mmap.c:66: EFI memory region 0x1480000000-0x1a80000000: 14
> Unknown memory type 14, considering reserved
> 
> 
> 
> This is booting a new kernel with the EFI boot stub, so I can't
> confirm that it fixes the issue of exposing the address range as
> normal, but based on the print it's probably working.  I could
> add prints in grub-core/loader/i386/linux.c grub_e820_add_region
> to confirm the e820 contents at exit.
> 

Thanks. If it results in wrong e820 type we have much larger problem so
I do not think it necessary.

I pushed it; as I understand this should serve as stopgap. If I get
around to implement persistent memory type would you test it? But as I
cannot tell when it happens, feel free to submit patch in the meantime :)