tree 1954e6938eed2c2b20776b1159f001f9df071dd3
parent b3770b3252589240e50f560197a19531979abba2
author Will Deacon <will.deacon@arm.com> 1352390416 +0000
committer Catalin Marinas <catalin.marinas@arm.com> 1352390781 +0000

arm64: mm: fix booting on systems with no memory below 4GB

Booting on a system with all of its memory above the 4GB boundary breaks
for two reasons:

	(1) We still try to create a non-empty DMA32 zone
	(2) no-bootmem limits allocations to 0xffffffff

This patch fixes these issues for ARM64.

Tested-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>