From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755587Ab2GaXJl (ORCPT ); Tue, 31 Jul 2012 19:09:41 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:38208 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755194Ab2GaXFn (ORCPT ); Tue, 31 Jul 2012 19:05:43 -0400 From: Cyril Chemparathy To: , CC: , , , , , Cyril Chemparathy , Vitaly Andrianov Subject: [PATCH 11/22] ARM: LPAE: define ARCH_LOW_ADDRESS_LIMIT for bootmem Date: Tue, 31 Jul 2012 19:04:47 -0400 Message-ID: <1343775898-28345-12-git-send-email-cyril@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1343775898-28345-1-git-send-email-cyril@ti.com> References: <1343775898-28345-1-git-send-email-cyril@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Signed-off-by: Vitaly Andrianov --- 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 -- 1.7.9.5