From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D5AAFC433F4 for ; Thu, 20 Sep 2018 10:44:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 73F282152F for ; Thu, 20 Sep 2018 10:44:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 73F282152F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732068AbeITQ1r (ORCPT ); Thu, 20 Sep 2018 12:27:47 -0400 Received: from ozlabs.org ([203.11.71.1]:50301 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726954AbeITQ1q (ORCPT ); Thu, 20 Sep 2018 12:27:46 -0400 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPSA id 42GCzR6H8Dz9sBj; Thu, 20 Sep 2018 20:44:51 +1000 (AEST) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au From: Michael Ellerman To: David Howells , Stephen Rothwell Cc: dhowells@redhat.com, Al Viro , Linux-Next Mailing List , Linux Kernel Mailing List Subject: Re: linux-next: build failure after merge of the vfs tree In-Reply-To: <15925.1537309041@warthog.procyon.org.uk> References: <20180919073826.02370812@canb.auug.org.au> <20180910133525.28c5dd20@canb.auug.org.au> <15925.1537309041@warthog.procyon.org.uk> Date: Thu, 20 Sep 2018 20:44:51 +1000 Message-ID: <878t3wjvmk.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org David Howells writes: > Stephen Rothwell wrote: > >> > After merging the vfs tree, today's linux-next build (powerpc >> > allyesconfig) failed like this: >> > >> > samples/vfs/test-fsinfo.c: In function 'fsinfo': >> > samples/vfs/test-fsinfo.c:37:17: error: '__NR_fsinfo' undeclared (first use in this function); did you mean 'fsinfo'? > > I think the problem is that I haven't allocated system call numbers for any > arches other than x86 - even the x86 syscall numbers are provisional until the > patchset is taken upstream. I'm not sure of the best way to deal with this - > make the samples dependent on the X86 arch? > >> > samples/vfs/test-fsinfo.c:180:30: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 2 has type '__u64' {aka 'long unsigned int'} [-Wformat=] >> > printf("\tmax file size: %llx\n", f->max_file_size); > > Sigh. On powerpc __u64 is unsigned long, but on x86_64 it's unsigned long > long. Is it possible to shift all arches to use unsigned long long for __u64? You can #define SANE_USERSPACE_TYPES to get ll64 for powerpc. cheers