Commit 7ac68a4c authored Aug 13, 2012 by Russell King

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>

parent 5b7cc3df

arch/arm/mm/init.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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);