Path: csiph.com!aioe.org!bofh.it!news.nic.it!robomod From: Stephen Rothwell Newsgroups: linux.kernel Subject: linux-next: build warning after merge of the akpm-current tree Date: Fri, 29 Apr 2016 08:50:02 +0200 Message-ID: X-Original-To: Andrew Morton Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201601; t=1461912343; bh=wH0h7NbeevaaCyJRwpuV+cFNd9zttxoMWt8Nt9+0j7E=; h=Date:From:To:Cc:Subject:From; b=Deq3K7JZygdyZWTzUPSWXnu9+NeOq8IrXn8caMpOh2GkVp1DpHzFCjZFP6l4bp2Kr GFd6U//68NueSv5vjVaAXLjgCaU9wLSNnefA6e4VaOLlXhFqlwxy1wiql7VwLH8kRk T0angBfMYsdSJSF8BxURsYP8Ev6iot1HqJD6l31c= MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: robomod@news.nic.it List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Approved: robomod@news.nic.it Lines: 21 Organization: linux.* mail to news gateway X-Original-Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Arnd Bergmann , Josh Poimboeuf , Quinn Tran X-Original-Date: Fri, 29 Apr 2016 16:45:43 +1000 X-Original-Message-ID: <20160429164543.039df436@canb.auug.org.au> X-Original-Sender: linux-kernel-owner@vger.kernel.org Xref: csiph.com linux.kernel:1390802 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