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ARM: Allow arm_memblock_steal() to remove memory from any RAM region 

Allow arm_memblock_steal() to remove memory from any RAM region,
including highmem areas.  This allows memory to be stolen from the
very top of declared memory, including highmem areas, rather than
our precious lowmem.

Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2012-08-13 00:22:28 +01:00
parent 5b7cc3df95
commit 7ac68a4c1d
1 changed files with 1 additions and 1 deletions
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2
arch/arm/mm/init.c
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@ -324,7 +324,7 @@ phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align)
BUG_ON(!arm_memblock_steal_permitted);
phys = memblock_alloc(size, align);
phys = memblock_alloc_base(size, align, MEMBLOCK_ALLOC_ANYWHERE);
memblock_free(phys, size);
memblock_remove(phys, size);