From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751436AbaLZQwX (ORCPT ); Fri, 26 Dec 2014 11:52:23 -0500 Received: from mail-oi0-f47.google.com ([209.85.218.47]:58107 "EHLO mail-oi0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751353AbaLZQwL (ORCPT ); Fri, 26 Dec 2014 11:52:11 -0500 MIME-Version: 1.0 Date: Sat, 27 Dec 2014 00:52:10 +0800 Message-ID: Subject: [PATCH] arm64: add ioremap physical address information From: Min-Hua Chen To: Catalin Marinas , Will Deacon Cc: "linux-arm-kernel@lists.infradead.org" , "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 In /proc/vmallocinfo, it's good to show the physical address of each ioremap in vmallocinfo. Add physical address information in arm64 ioremap. 0xffffc900047f2000-0xffffc900047f4000 8192 _nv013519rm+0x57/0xa0 [nvidia] phys=f8100000 ioremap 0xffffc900047f4000-0xffffc900047f6000 8192 _nv013519rm+0x57/0xa0 [nvidia] phys=f8008000 ioremap 0xffffc90004800000-0xffffc90004821000 135168 e1000_probe+0x22c/0xb95 [e1000e] phys=f4300000 ioremap 0xffffc900049c0000-0xffffc900049e1000 135168 _nv013521rm+0x4d/0xd0 [nvidia] phys=e0140000 ioremap Signed-off-by: Min-Hua Chen --- arch/arm64/mm/ioremap.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c index cbb99c8..01e88c8 100644 --- a/arch/arm64/mm/ioremap.c +++ b/arch/arm64/mm/ioremap.c @@ -62,6 +62,7 @@ static void __iomem *__ioremap_caller(phys_addr_t phys_addr, size_t size, if (!area) return NULL; addr = (unsigned long)area->addr; + area->phys_addr = phys_addr; err = ioremap_page_range(addr, addr + size, phys_addr, prot); if (err) { -- 1.7.10.4