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Message-ID: <1343775898-28345-12-git-send-email-cyril@ti.com>
Date: Tue, 31 Jul 2012 19:04:47 -0400
From: Cyril Chemparathy <cyril@...com>
To: <linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
CC: <arnd@...db.de>, <catalin.marinas@....com>, <nico@...aro.org>,
<linux@....linux.org.uk>, <will.deacon@....com>,
Cyril Chemparathy <cyril@...com>,
Vitaly Andrianov <vitalya@...com>
Subject: [PATCH 11/22] ARM: LPAE: define ARCH_LOW_ADDRESS_LIMIT for bootmem
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@...com>
Signed-off-by: Vitaly Andrianov <vitalya@...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 110495c..0c1b396 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -281,6 +281,8 @@ 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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