From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx191.postini.com [74.125.245.191]) by kanga.kvack.org (Postfix) with SMTP id 2D4B56B0072 for ; Wed, 17 Apr 2013 03:25:48 -0400 (EDT) Received: from /spool/local by e28smtp01.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 17 Apr 2013 12:51:04 +0530 Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by d28dlp03.in.ibm.com (Postfix) with ESMTP id 4A1021258055 for ; Wed, 17 Apr 2013 12:57:10 +0530 (IST) Received: from d28av03.in.ibm.com (d28av03.in.ibm.com [9.184.220.65]) by d28relay03.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r3H7PWRY7733732 for ; Wed, 17 Apr 2013 12:55:33 +0530 Received: from d28av03.in.ibm.com (loopback [127.0.0.1]) by d28av03.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r3H7PcXj026884 for ; Wed, 17 Apr 2013 17:25:38 +1000 Date: Wed, 17 Apr 2013 15:22:14 +0800 From: Wanpeng Li Subject: Re: [PATCH] mm: fix build warning about kernel_physical_mapping_remove() Message-ID: <20130417072214.GA25283@hacker.(null)> Reply-To: Wanpeng Li References: <1366182958-21892-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1366182958-21892-1-git-send-email-wangyijing@huawei.com> Sender: owner-linux-mm@kvack.org List-ID: To: Yijing Wang Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Hanjun Guo , jiang.liu@huawei.com, Tang Chen , Wen Congyang On Wed, Apr 17, 2013 at 03:15:58PM +0800, Yijing Wang wrote: >If CONFIG_MEMORY_HOTREMOVE is not set, a build warning about >"warning: a??kernel_physical_mapping_removea?? defined but not used" >report. > This has already been fixed by Tang Chen. http://marc.info/?l=linux-mm&m=136614697618243&w=2 >Signed-off-by: Yijing Wang >Cc: Tang Chen >Cc: Wen Congyang >--- > arch/x86/mm/init_64.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > >diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c >index 474e28f..dafdeb2 100644 >--- a/arch/x86/mm/init_64.c >+++ b/arch/x86/mm/init_64.c >@@ -1019,6 +1019,7 @@ void __ref vmemmap_free(struct page *memmap, unsigned long nr_pages) > remove_pagetable(start, end, false); > } > >+#ifdef CONFIG_MEMORY_HOTREMOVE > static void __meminit > kernel_physical_mapping_remove(unsigned long start, unsigned long end) > { >@@ -1028,7 +1029,6 @@ kernel_physical_mapping_remove(unsigned long start, unsigned long end) > remove_pagetable(start, end, true); > } > >-#ifdef CONFIG_MEMORY_HOTREMOVE > int __ref arch_remove_memory(u64 start, u64 size) > { > unsigned long start_pfn = start >> PAGE_SHIFT; >-- >1.7.1 > > >-- >To unsubscribe, send a message with 'unsubscribe linux-mm' in >the body to majordomo@kvack.org. For more info on Linux MM, >see: http://www.linux-mm.org/ . >Don't email: email@kvack.org -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org