Hi, [auto build test ERROR on v4.6-rc4] [also build test ERROR on next-20160420] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Dirk-Gouders/kconfig-symbol-c-handle-choice_values-that-depend-on-m-symbols/20160420-182514 config: x86_64-randconfig-s0-04201943 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): >> fs/romfs/storage.c:18:2: error: #error no ROMFS backing store interface configured #error no ROMFS backing store interface configured ^ vim +18 fs/romfs/storage.c da4458bd David Howells 2009-02-12 2 * da4458bd David Howells 2009-02-12 3 * Copyright © 2007 Red Hat, Inc. All Rights Reserved. da4458bd David Howells 2009-02-12 4 * Written by David Howells (dhowells@xxxxxxxxxx) da4458bd David Howells 2009-02-12 5 * da4458bd David Howells 2009-02-12 6 * This program is free software; you can redistribute it and/or da4458bd David Howells 2009-02-12 7 * modify it under the terms of the GNU General Public License da4458bd David Howells 2009-02-12 8 * as published by the Free Software Foundation; either version da4458bd David Howells 2009-02-12 9 * 2 of the License, or (at your option) any later version. da4458bd David Howells 2009-02-12 10 */ da4458bd David Howells 2009-02-12 11 da4458bd David Howells 2009-02-12 12 #include <linux/fs.h> da4458bd David Howells 2009-02-12 13 #include <linux/mtd/super.h> da4458bd David Howells 2009-02-12 14 #include <linux/buffer_head.h> da4458bd David Howells 2009-02-12 15 #include "internal.h" da4458bd David Howells 2009-02-12 16 da4458bd David Howells 2009-02-12 17 #if !defined(CONFIG_ROMFS_ON_MTD) && !defined(CONFIG_ROMFS_ON_BLOCK) da4458bd David Howells 2009-02-12 @18 #error no ROMFS backing store interface configured da4458bd David Howells 2009-02-12 19 #endif da4458bd David Howells 2009-02-12 20 da4458bd David Howells 2009-02-12 21 #ifdef CONFIG_ROMFS_ON_MTD c382fb43 Artem Bityutskiy 2012-01-30 22 #define ROMFS_MTD_READ(sb, ...) mtd_read((sb)->s_mtd, ##__VA_ARGS__) da4458bd David Howells 2009-02-12 23 da4458bd David Howells 2009-02-12 24 /* da4458bd David Howells 2009-02-12 25 * read data from an romfs image on an MTD device da4458bd David Howells 2009-02-12 26 */ :::::: The code at line 18 was first introduced by commit :::::: da4458bda237aa0cb1688f6c359477f203788f6a NOMMU: Make it possible for RomFS to use MTD devices directly :::::: TO: David Howells <dhowells@xxxxxxxxxx> :::::: CC: David Woodhouse <David.Woodhouse@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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