[PATCH 4/4] arm64: align PHYS_OFFSET to block size

Catalin Marinas catalin.marinas at arm.com
Wed Mar 25 07:14:09 PDT 2015


On Mon, Mar 23, 2015 at 04:36:56PM +0100, Ard Biesheuvel wrote:
> This aligns PHYS_OFFSET down to an alignment that allows system
> RAM to be mapped using the largest blocks available, i.e., 1 GB
> blocks on 4 KB pages or 512 MB blocks on 64 KB pages.

Does this assume that the platform RAM starts at such block aligned
addresses? If not, is the unaligned range ignored?

-- 
Catalin




More information about the linux-arm-kernel mailing list