From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752618AbcGRUUd (ORCPT ); Mon, 18 Jul 2016 16:20:33 -0400 Received: from mail-pf0-f193.google.com ([209.85.192.193]:36840 "EHLO mail-pf0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752476AbcGRUU3 (ORCPT ); Mon, 18 Jul 2016 16:20:29 -0400 Date: Mon, 18 Jul 2016 13:20:26 -0700 From: Brian Norris To: kbuild test robot Cc: kbuild-all@01.org, linux-mtd@lists.infradead.org, Graham Moore , Marek Vasut , linux-kernel@vger.kernel.org, x86@kernel.org Subject: Re: [mtd-next:master 30/33] drivers/mtd/spi-nor/cadence-quadspi.c:529:4: error: implicit declaration of function 'readsl' Message-ID: <20160718202026.GB137880@google.com> References: <201607190315.0nkQuD2W%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201607190315.0nkQuD2W%fengguang.wu@intel.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 19, 2016 at 03:43:17AM +0800, kbuild test robot wrote: > tree: git://git.infradead.org/linux-mtd-next.git master > head: f78921b9020c510ed222a6c2402e2aa126432415 > commit: 140623410536905fa6ab737b625decfde6c64a72 [30/33] mtd: spi-nor: Add driver for Cadence Quad SPI Flash Controller > config: x86_64-allmodconfig (attached as .config) > compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430 > reproduce: > git checkout 140623410536905fa6ab737b625decfde6c64a72 > # save the attached .config to linux build tree > make ARCH=x86_64 > > All errors (new ones prefixed by >>): > > drivers/mtd/spi-nor/cadence-quadspi.c: In function 'cqspi_indirect_read_execute': > >> drivers/mtd/spi-nor/cadence-quadspi.c:529:4: error: implicit declaration of function 'readsl' [-Werror=implicit-function-declaration] > readsl(ahb_base, rxbuf, DIV_ROUND_UP(bytes_to_read, 4)); > ^~~~~~ > drivers/mtd/spi-nor/cadence-quadspi.c: In function 'cqspi_indirect_write_execute': > >> drivers/mtd/spi-nor/cadence-quadspi.c:613:3: error: implicit declaration of function 'writesl' [-Werror=implicit-function-declaration] > writesl(cqspi->ahb_base, txbuf, DIV_ROUND_UP(write_bytes, 4)); > ^~~~~~~ > cc1: some warnings being treated as errors Hmm, does x86 not define readsl()/writesl()? I can never tell what accessors are supposed to be "standard" across architectures. Either we need to drop the COMPILE_TEST or maybe make it (!X86 && COMPILE_TEST). Brian