Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751825AbaJAO05 (ORCPT ); Wed, 1 Oct 2014 10:26:57 -0400 Received: from mail-ob0-f178.google.com ([209.85.214.178]:37132 "EHLO mail-ob0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751155AbaJAO04 (ORCPT ); Wed, 1 Oct 2014 10:26:56 -0400 MIME-Version: 1.0 Date: Wed, 1 Oct 2014 22:26:55 +0800 Message-ID: Subject: [PATCH] Use phys_addr_t type for physical address (arm64) From: Min-Hua Chen To: Catalin Marinas , Will Deacon Cc: "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I found that valid_phys_addr_range does not use phys_addr_t to describe physical address. Is it better to change the type from unsigned long to phys_addr_t? Thanks, Min-Hua Signed-off-by: Min-Hua Chen diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h index e0ecdcf..f771e8b 100644 --- a/arch/arm64/include/asm/io.h +++ b/arch/arm64/include/asm/io.h @@ -243,7 +243,7 @@ extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size); * (PHYS_OFFSET and PHYS_MASK taken into account). */ #define ARCH_HAS_VALID_PHYS_ADDR_RANGE -extern int valid_phys_addr_range(unsigned long addr, size_t size); +extern int valid_phys_addr_range(phys_addr_t addr, size_t size); extern int valid_mmap_phys_addr_range(unsigned long pfn, size_t size); extern int devmem_is_allowed(unsigned long pfn); diff --git a/arch/arm64/mm/mmap.c b/arch/arm64/mm/mmap.c index 8ed6cb1..1d73662 100644 --- a/arch/arm64/mm/mmap.c +++ b/arch/arm64/mm/mmap.c @@ -102,7 +102,7 @@ EXPORT_SYMBOL_GPL(arch_pick_mmap_layout); * You really shouldn't be using read() or write() on /dev/mem. This might go * away in the future. */ -int valid_phys_addr_range(unsigned long addr, size_t size) +int valid_phys_addr_range(phys_addr_t addr, size_t size) { if (addr < PHYS_OFFSET) return 0; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/