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Subject[PATCH v3 12/17] ARM: LPAE: define ARCH_LOW_ADDRESS_LIMIT for bootmem
Date
This patch adds an architecture defined override for ARCH_LOW_ADDRESS_LIMIT.
On PAE systems, the absence of this override causes bootmem to incorrectly
limit itself to 32-bit addressable physical memory.

Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
---
arch/arm/include/asm/memory.h | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 0643454..73caaeb 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -307,6 +307,8 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory)

+#define ARCH_LOW_ADDRESS_LIMIT PHYS_MASK
+
#endif

#include <asm-generic/memory_model.h>
--
1.7.9.5


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