From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Rothwell Subject: linux-next: build warning after merge of the akpm-current tree Date: Fri, 29 Apr 2016 16:45:43 +1000 Message-ID: <20160429164543.039df436@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from ozlabs.org ([103.22.144.67]:38235 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752817AbcD2Gpq (ORCPT ); Fri, 29 Apr 2016 02:45:46 -0400 Sender: linux-next-owner@vger.kernel.org List-ID: To: Andrew Morton Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Arnd Bergmann , Josh Poimboeuf , Quinn Tran Hi Andrew, After merging the akpm-current tree, today's linux-next build (x86_64 allmodconfig) produced this warning: drivers/scsi/ipr.c: In function 'ipr_show_device_id': drivers/scsi/ipr.c:4462:34: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'long unsigned int' [-Wformat=] len = snprintf(buf, PAGE_SIZE, "0x%llx\n", be64_to_cpu(res->dev_id)); ^ Lots and lots like this :-( Probably introduced by commit eef17fb79096 ("byteswap: try to avoid __builtin_constant_p gcc bug") I guess __builtin_bswap64() has type "unsigned long int" :-( -- Cheers, Stephen Rothwell