Thread (69 messages) flat view 69 messages, 5 authors, 2012-09-25
STALE5091d

Revision v3 of 2 in this series.

Revisions (2)
  1. v3 [diff vs current]
  2. v3 current

[PATCH v3 RESEND 12/17] ARM: LPAE: define ARCH_LOW_ADDRESS_LIMIT for bootmem

From: Cyril Chemparathy <hidden>
Date: 2012-09-21 15:58:18
Also in: lkml
Subsystem: arm port, the rest · Maintainers: Russell King, Linus Torvalds

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 <redacted>
Signed-off-by: Vitaly Andrianov <redacted>
---
 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 f3e8f88..19221c2 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -315,6 +315,8 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
 #define arch_is_coherent()		0
 #endif
 
+#define ARCH_LOW_ADDRESS_LIMIT		PHYS_MASK
+
 #endif
 
 #include <asm-generic/memory_model.h>
-- 
1.7.9.5
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