From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx106.postini.com [74.125.245.106]) by kanga.kvack.org (Postfix) with SMTP id 23CD16B0032 for ; Wed, 14 Aug 2013 19:45:11 -0400 (EDT) Date: Wed, 14 Aug 2013 16:45:08 -0700 From: Andrew Morton Subject: Re: [PATCH v2] mm/hotplug: Verify hotplug memory range Message-Id: <20130814164508.e62614c436df5eabfd504c8c@linux-foundation.org> In-Reply-To: <1376523242.10300.403.camel@misato.fc.hp.com> References: <1376162252-26074-1-git-send-email-toshi.kani@hp.com> <20130814150901.cd430738912a893d74769e1b@linux-foundation.org> <1376523242.10300.403.camel@misato.fc.hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Toshi Kani Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, kosaki.motohiro@jp.fujitsu.com, kamezawa.hiroyu@jp.fujitsu.com, dave@sr71.net, isimatu.yasuaki@jp.fujitsu.com, tangchen@cn.fujitsu.com, vasilis.liaskovitis@profitbricks.com On Wed, 14 Aug 2013 17:34:02 -0600 Toshi Kani wrote: > > Printing a u64 is problematic. Here you assume that u64 is implemented > > as unsigned long long. But it can be implemented as unsigned long, by > > architectures which use include/asm-generic/int-l64.h. Such an > > architecture will generate a compile warning here, but I can't > > immediately find a Kconfig combination which will make that happen. > > Oh, I see. Should I add the casting below and resend it to you? > > (unsigned long long)start, (unsigned long long)size); I was going to leave it as-is and see if anyone else can find a way of triggering the warning. But other sites in mm/memory_hotplug.c have the casts so I went ahead and fixed it. -- 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