makedumpfile memory usage grows with system memory size

[Vivek Goyal]

On Fri, Apr 06, 2012 at 06:29:40PM +0900, HATAYAMA Daisuke wrote:

[..]
> I agree. On the other hand, there is one more thing to consider. The
> value of order is in private member of the page descripter. Now
> there's no information for private member in VMCOREINFO. If we choose
> this method and delete the current one, it's necessary to prepare
> vmlinux file for old kernels.

What information do you need to access "private" member of "struct page".
offset? Can't we extend VMCOREINFO to export this info too?

Thanks
Vivek