[PATCH] ARM: mm: Regarding section when dealing with meminfo

Russell King - ARM Linux linux at arm.linux.org.uk
Fri Jan 21 05:38:50 EST 2011


On Fri, Jan 21, 2011 at 11:12:27AM +0900, KyongHo Cho wrote:
> Since the size of section is 256 mib and NR_BANKS is defined as 8,
> no ARM system can have more RAM than 2GiB in the current implementation.
> If you want banks in meminfo not to cross sparsemem boundaries,
> we need to find another way of physical memory specification in the kernel.

There is no problem with increasing NR_BANKS.



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